Gacha impl

nap_data/Cargo.toml

@@ -18,3 +18,5 @@ tracing.workspace = true
 
 # Internal
 proto.workspace = true
+jsonc-parser = { version = "0.23.0", features = ["serde"] }
+chrono = { version = "0.4.38", features = ["serde"] }

nap_data/src/gacha/gacha_config.rs

@@ -0,0 +1,229 @@
+use std::collections::{HashMap, HashSet};
+
+use chrono::{prelude::Local, DateTime};
+use serde::Deserialize;
+use tracing;
+
+#[derive(Debug, Default, Deserialize)]
+pub struct ExtraItemsPolicy {
+    pub id: u32,
+    pub count: u32,
+    #[serde(default)]
+    pub apply_on_owned_count: u32,
+}
+
+#[derive(Debug, Default, Deserialize)]
+pub struct ProbabilityPoint {
+    pub start_pity: u32,
+    pub start_chance_percent: f64,
+    #[serde(default)]
+    pub increment_percent: f64,
+}
+
+#[derive(Debug, Default, Deserialize)]
+pub struct ProbabilityModel {
+    #[serde(default)]
+    pub clear_status_on_higher_rarity_pulled: bool,
+    pub points: Vec<ProbabilityPoint>,
+    // This value is for display only, so it's set when
+    // the maximum guarantee is not equal to the
+    // automatically calculated value (commonly, less than).
+    #[serde(default)]
+    pub maximum_guarantee_pity: u32,
+
+    #[serde(skip_deserializing)]
+    probability_percents: Vec<f64>,
+}
+
+impl ProbabilityModel {
+    fn get_maximum_guarantee(&self) -> u32 {
+        self.probability_percents.len() as u32 - 1
+    }
+
+    pub fn post_configure(&mut self, tag: &String) {
+        self.points.sort_by_key(|point| point.start_pity);
+
+        let mut probability_percents: Vec<f64> = vec![0.0];
+        for (i, point) in self.points.iter().enumerate() {
+            if i > 0 {
+                let last_point = &self.points[i - 1];
+                let last_stop_percent = last_point.start_chance_percent
+                    + last_point.increment_percent
+                        * (point.start_pity - last_point.start_pity) as f64;
+                if last_stop_percent > point.start_chance_percent {
+                    tracing::warn!("Gacha - ProbabilityModel '{tag}': The start chance of '{point:?}' is less than the value inherited from the previous point.");
+                }
+            }
+
+            let mut max_pity = 2000;
+            if i < self.points.len() - 1 {
+                let next_point = &self.points[i + 1];
+                max_pity = next_point.start_pity - 1;
+                let max_probability = point.start_chance_percent
+                    + point.increment_percent
+                        * (next_point.start_pity - 1 - point.start_pity) as f64;
+                assert!(max_probability < 100.0, "Gacha - ProbabilityModel '{tag}': Probability already reached 100% in '{point:?}' (though points with higher pity left)");
+            }
+
+            let mut pity = point.start_pity;
+            let mut percent = point.start_chance_percent;
+            while pity <= max_pity {
+                if max_pity >= 2000 && percent >= 100.0 {
+                    probability_percents.push(100.0);
+                    break;
+                }
+                probability_percents.push(percent);
+                percent += point.increment_percent;
+                pity += 1;
+            }
+            assert!(pity <= 2000, "Gacha - ProbabilityModel '{tag}' (point {i}): Haven't reached 100% guarantee probability at Pity 2001. The current probability is {percent}%. Crazy.");
+        }
+
+        self.probability_percents = probability_percents;
+        if self.maximum_guarantee_pity <= 0 {
+            self.maximum_guarantee_pity = self.get_maximum_guarantee();
+        }
+    }
+
+    pub fn get_chance_percent(&self, pity: &u32) -> f64 {
+        // The vec length is 1 bigger than the maximum pity (1-based)
+        let guarantee_pity = self.probability_percents.len() - 1;
+        let idx = *pity as usize;
+        if idx > guarantee_pity {
+            return self.probability_percents[guarantee_pity];
+        }
+        self.probability_percents[idx]
+    }
+}
+
+#[allow(dead_code)]
+#[derive(Debug, Default, Deserialize)]
+pub struct CategoryGuaranteePolicy {
+    pub included_category_tags: HashSet<String>,
+    pub trigger_on_failure_times: u32,
+    pub clear_status_on_target_changed: bool,
+    pub chooseable: bool,
+}
+
+#[derive(Debug, Default, Deserialize)]
+pub struct TenPullDiscount {
+    pub use_limit: u32,
+    pub discounted_prize: u32,
+}
+
+#[derive(Debug, Default, Deserialize)]
+pub struct AdvancedGuarantee {
+    pub use_limit: u32,
+    pub rarity: u32,
+    pub guarantee_pity: u32,
+}
+
+#[derive(Debug, Default, Deserialize)]
+pub struct MustGainItem {
+    pub use_limit: u32,
+    pub rarity: u32,
+    pub category_tag: String,
+}
+
+#[derive(Debug, Default, Deserialize)]
+pub struct DiscountPolicyCollection {
+    pub ten_pull_discount_map: HashMap<String, TenPullDiscount>,
+    pub must_gain_item_map: HashMap<String, MustGainItem>,
+    pub advanced_guarantee_map: HashMap<String, AdvancedGuarantee>,
+}
+
+impl DiscountPolicyCollection {
+    pub fn post_configure(&mut self) {
+        for (tag, ten_pull_discount) in self.ten_pull_discount_map.iter() {
+            let discounted_prize = ten_pull_discount.discounted_prize;
+            assert!(discounted_prize < 10, "Gacha - DiscountPolicy '{tag}': ten_pull_discount's value should be smaller than 10 (read {discounted_prize}).");
+        }
+    }
+}
+
+#[derive(Debug, Default, Deserialize)]
+pub struct GachaCategoryInfo {
+    #[serde(default)]
+    pub is_promotional_items: bool,
+    pub item_ids: Vec<u32>,
+    pub category_weight: u32,
+}
+
+#[derive(Debug, Default, Deserialize)]
+pub struct GachaAvailableItemsInfo {
+    pub rarity: u32,
+    #[serde(default)]
+    pub extra_items_policy_tags: Vec<String>,
+    pub categories: HashMap<String, GachaCategoryInfo>,
+    pub probability_model_tag: String,
+    #[serde(default)]
+    pub category_guarantee_policy_tags: Vec<String>,
+}
+
+#[allow(dead_code)]
+#[derive(Debug, Default, Deserialize)]
+pub struct CharacterGachaPool {
+    pub gacha_schedule_id: u32,
+    pub gacha_parent_schedule_id: u32,
+    pub comment: String,
+    pub gacha_type: u32,
+    pub cost_item_id: u32,
+    pub start_time: DateTime<Local>,
+    pub end_time: DateTime<Local>,
+    #[serde(default)]
+    pub discount_policy_tags: Vec<String>,
+    pub sharing_guarantee_info_category: String,
+    pub gacha_items: Vec<GachaAvailableItemsInfo>,
+}
+
+impl CharacterGachaPool {
+    pub fn is_still_open(&self, now: &DateTime<Local>) -> bool {
+        self.start_time <= *now && *now <= self.end_time
+    }
+
+    pub fn post_configure(&mut self, probability_model_map: &HashMap<String, ProbabilityModel>) {
+        self.gacha_items
+            .sort_by_key(|item_list| u32::MAX - item_list.rarity);
+        for items_info in self.gacha_items.iter_mut() {
+            assert!(probability_model_map.contains_key(&items_info.probability_model_tag), "Gacha - CharacterGachaPool '{}': Specified ProbabilityModel tag '{}' that does not exist.", self.gacha_schedule_id, items_info.probability_model_tag);
+        }
+    }
+}
+
+#[derive(Debug, Default, Deserialize)]
+pub struct GachaCommonProperties {
+    pub up_item_category_tag: String,
+    pub s_item_rarity: u32,
+    pub a_item_rarity: u32,
+    // TODO: PostConfigure check
+    pub ten_pull_discount_tag: String,
+    pub newcomer_advanced_s_tag: String,
+}
+
+#[derive(Debug, Default, Deserialize)]
+pub struct GachaConfiguration {
+    pub character_gacha_pool_list: Vec<CharacterGachaPool>,
+    pub probability_model_map: HashMap<String, ProbabilityModel>,
+    pub category_guarantee_policy_map: HashMap<String, CategoryGuaranteePolicy>,
+    pub extra_items_policy_map: HashMap<String, ExtraItemsPolicy>,
+    pub discount_policies: DiscountPolicyCollection,
+    pub common_properties: GachaCommonProperties,
+}
+
+impl GachaConfiguration {
+    pub fn post_configure(&mut self) {
+        assert!(
+            self.category_guarantee_policy_map
+                .contains_key(&self.common_properties.up_item_category_tag),
+            "The UP category should be valid in policy map."
+        );
+
+        for (tag, policy) in self.probability_model_map.iter_mut() {
+            policy.post_configure(&tag);
+        }
+        self.discount_policies.post_configure();
+        for character_pool in self.character_gacha_pool_list.iter_mut() {
+            character_pool.post_configure(&self.probability_model_map);
+        }
+    }
+}

nap_data/src/gacha/mod.rs

@@ -0,0 +1,45 @@
+use std::sync::OnceLock;
+
+use gacha_config::GachaConfiguration;
+use jsonc_parser::{parse_to_serde_value, ParseOptions};
+use serde::Deserialize;
+
+use crate::{action::ActionConfig, DataLoadError};
+
+pub mod gacha_config;
+
+const GACHA_CONFIG_NAME: &str = "gacha.jsonc";
+static GACHACONF: OnceLock<GachaConfiguration> = OnceLock::new();
+
+#[derive(Deserialize, Debug)]
+pub struct EventGraphConfig {
+    pub event_id: u32,
+    pub actions: Vec<ActionConfig>,
+}
+
+pub(crate) fn load_gacha_config(path: &str) -> Result<(), DataLoadError> {
+    let jsonc_data = std::fs::read_to_string(format!("{path}/{GACHA_CONFIG_NAME}"))
+        .map_err(|err| DataLoadError::IoError(err))?;
+
+    let json_value = parse_to_serde_value(
+        &jsonc_data,
+        &ParseOptions {
+            allow_comments: true,
+            allow_loose_object_property_names: false,
+            allow_trailing_commas: true,
+        },
+    )
+        .map_err(|err| DataLoadError::JsoncParseError(err))?
+        .unwrap();
+
+    let mut result = serde_json::from_value::<GachaConfiguration>(json_value)
+        .map_err(|err| DataLoadError::FromJsonError(String::from("GachaConfiguration"), err))?;
+    result.post_configure();
+
+    GACHACONF.set(result).unwrap();
+    Ok(())
+}
+
+pub fn global_gacha_config() -> &'static GachaConfiguration {
+    GACHACONF.get().unwrap()
+}

nap_data/src/lib.rs

@@ -1,9 +1,11 @@
 pub mod action;
 pub mod event;
+pub mod gacha;
 pub mod tables;
 
 use std::{collections::HashMap, sync::OnceLock};
 
+use jsonc_parser::errors::ParseError;
 use serde::{Deserialize, Serialize};
 use thiserror::Error;
 
@@ -12,6 +14,7 @@ pub struct AssetsConfig {
     pub filecfg_path: String,
     pub event_config_path: String,
     pub usm_keys_path: String,
+    pub gacha_config_path: String,
 }
 
 #[derive(Error, Debug)]
@@ -20,6 +23,8 @@ pub enum DataLoadError {
     IoError(#[from] std::io::Error),
     #[error("from_json failed for type {0}, error: {1}")]
     FromJsonError(String, serde_json::Error),
+    #[error("jsonc_parser parse as json error: {0}")]
+    JsoncParseError(#[from] ParseError),
 }
 
 static USM_KEY_MAP: OnceLock<HashMap<u32, u64>> = OnceLock::new();
@@ -31,6 +36,7 @@ pub fn init_data(config: &AssetsConfig) -> Result<(), DataLoadError> {
         tracing::warn!("failed to load USM keys, in-game cutscenes will not work! Reason: {err}");
         USM_KEY_MAP.set(HashMap::new()).unwrap();
     }
+    gacha::load_gacha_config(&config.gacha_config_path)?;
 
     Ok(())
 }

nap_gameserver/Cargo.toml

@@ -41,3 +41,4 @@ tracing-bunyan-formatter.workspace = true
 common.workspace = true
 data.workspace = true
 proto.workspace = true
+chrono = { version = "0.4.38", features = ["serde"] }

nap_gameserver/src/config.rs

@@ -21,6 +21,7 @@ impl Default for NapGSConfig {
                 filecfg_path: String::from("assets/FileCfg"),
                 event_config_path: String::from("assets/EventConfig"),
                 usm_keys_path: String::from("assets/VideoUSMEncKeys.json"),
+                gacha_config_path: String::from("assets/GachaConfig"),
             },
         }
     }

nap_gameserver/src/handlers/gacha.rs

@@ -1,13 +1,234 @@
+use data::gacha::{gacha_config::*, global_gacha_config};
+
+use proto::*;
 use super::*;
+use chrono::{DateTime, Local};
 
 pub async fn on_get_gacha_data(
     _session: &NetSession,
     _player: &mut Player,
     req: GetGachaDataCsReq,
 ) -> NetResult<GetGachaDataScRsp> {
-    Ok(GetGachaDataScRsp {
+    if req.gacha_type != 3 {
+        // tracing::info!("non-supported gacha type {}", body.gacha_type);
+        Ok(GetGachaDataScRsp {
+            retcode: Retcode::RetSucc.into(),
+            gacha_type: req.gacha_type,
+            gacha_data: Some(GachaData::default()),
+        })
+    } else {
+        // tracing::info!("construct gacha info");
+        Ok(GetGachaDataScRsp {
+            retcode: Retcode::RetSucc.into(),
+            gacha_type: req.gacha_type,
+            gacha_data: Some(generate_all_gacha_info(_player)),
+        })
+    }
+}
+
+pub async fn on_do_gacha(
+    _session: &NetSession,
+    _player: &mut Player,
+    req: DoGachaCsReq,
+) -> NetResult<DoGachaScRsp> {
+    let gachaconf = global_gacha_config();
+    let gacha_model = &mut _player.gacha_model;
+    let pull_time = Local::now();
+    let target_pool = get_gacha_pool(
+        &gachaconf.character_gacha_pool_list,
+        &req.gacha_parent_schedule_id,
+        &pull_time,
+    );
+    if let None = target_pool {
+        return Ok(DoGachaScRsp {
+            retcode: Retcode::RetSucc.into(),
+            ..Default::default()
+        });
+    };
+    let target_pool = target_pool.unwrap();
+
+    // TODO: Validate cost_item_count
+    // tracing::info!("cost_item_count: {}", body.cost_item_count);
+    let mut pull_count = if req.cost_item_count > 1 { 10 } else { 1 };
+
+    if pull_count == 10 {
+        let discount_tag = &gachaconf.common_properties.ten_pull_discount_tag;
+        if target_pool.discount_policy_tags.contains(&discount_tag) {
+            let gacha_bin = &mut gacha_model.gacha_bin;
+            let status_bin = gacha_bin
+                .gacha_status_map
+                .get_mut(&target_pool.sharing_guarantee_info_category)
+                .unwrap();
+            let discount_policy = gachaconf
+                .discount_policies
+                .ten_pull_discount_map
+                .get(discount_tag)
+                .unwrap();
+            let usage = status_bin.discount_usage_map.get_mut(discount_tag).unwrap();
+            if *usage < discount_policy.use_limit {
+                *usage += 1;
+            }
+        }
+    }
+
+    let mut gain_item_list: Vec<GainItemInfo> = vec![];
+    while pull_count > 0 {
+        let pull_result = gacha_model.perform_pull_pool(&pull_time, target_pool);
+        let extra_item_bin = pull_result.extra_item_bin.unwrap();
+        gain_item_list.push(GainItemInfo {
+            item_id: pull_result.obtained_item_id,
+            extra_item_id: extra_item_bin.extra_item_id,
+            extra_item_count: extra_item_bin.extra_item_count,
+            num: 1,
+            ..GainItemInfo::default()
+        });
+        pull_count -= 1;
+    }
+
+    Ok(DoGachaScRsp {
         retcode: Retcode::RetSucc.into(),
-        gacha_type: req.gacha_type,
-        gacha_data: Some(GachaData::default()),
+        gain_item_list,
+        gacha_data: Some(generate_all_gacha_info(_player)),
+        cost_item_count: req.cost_item_count,
     })
 }
+
+fn generate_gacha_info_from_pool(
+    gacha_bin: &GachaModelBin,
+    target_pool: &CharacterGachaPool,
+    common_properties: &GachaCommonProperties,
+) -> Gacha {
+    let gachaconf = data::gacha::global_gacha_config();
+    let sharing_guarantee_category_tag = &target_pool.sharing_guarantee_info_category;
+    let status_bin = gacha_bin
+        .gacha_status_map
+        .get(sharing_guarantee_category_tag)
+        .unwrap();
+    let pity_s = status_bin
+        .rarity_status_map
+        .get(&common_properties.s_item_rarity)
+        .unwrap()
+        .pity;
+    let pity_a = status_bin
+        .rarity_status_map
+        .get(&common_properties.a_item_rarity)
+        .unwrap()
+        .pity;
+    let mut up_s_item_list: Vec<u32> = vec![];
+    let mut up_a_item_list: Vec<u32> = vec![];
+    let mut s_guarantee: u32 = 0;
+    let mut a_guarantee: u32 = 0;
+    for rarity_items in target_pool.gacha_items.iter() {
+        for category in rarity_items.categories.values() {
+            let probability_model = gachaconf
+                .probability_model_map
+                .get(&rarity_items.probability_model_tag)
+                .unwrap();
+            if rarity_items.rarity == common_properties.s_item_rarity {
+                if category.is_promotional_items {
+                    up_s_item_list = category.item_ids.clone();
+                }
+                s_guarantee = probability_model.maximum_guarantee_pity - pity_s + 1;
+            }
+            if rarity_items.rarity == common_properties.a_item_rarity {
+                if category.is_promotional_items {
+                    up_a_item_list = category.item_ids.clone();
+                }
+                a_guarantee = probability_model.maximum_guarantee_pity - pity_a + 1;
+            }
+        }
+    }
+
+    let mut discount_ten_roll_prize: u32 = 0;
+    let mut discount_avaliable_num: u32 = 0;
+    let mut advanced_s_guarantee: u32 = 0;
+    for discount_policy_tag in target_pool.discount_policy_tags.iter() {
+        if common_properties.newcomer_advanced_s_tag == *discount_policy_tag {
+            let policy = gachaconf
+                .discount_policies
+                .advanced_guarantee_map
+                .get(discount_policy_tag)
+                .unwrap();
+            if status_bin
+                .discount_usage_map
+                .get(discount_policy_tag)
+                .unwrap()
+                < &policy.use_limit
+            {
+                advanced_s_guarantee = policy.guarantee_pity - pity_s + 1;
+            }
+        } else if common_properties.ten_pull_discount_tag == *discount_policy_tag {
+            let policy = gachaconf
+                .discount_policies
+                .ten_pull_discount_map
+                .get(discount_policy_tag)
+                .unwrap();
+            let discount_usage = status_bin
+                .discount_usage_map
+                .get(discount_policy_tag)
+                .unwrap();
+            if discount_usage < &policy.use_limit {
+                discount_ten_roll_prize = policy.discounted_prize;
+                discount_avaliable_num = policy.use_limit - discount_usage;
+            }
+        }
+    }
+
+    let need_item_info_list: Vec<NeedItemInfo> = vec![NeedItemInfo {
+        need_item_id: target_pool.cost_item_id,
+        need_item_count: 1,
+    }];
+
+    Gacha {
+        gacha_schedule_id: target_pool.gacha_schedule_id,
+        gacha_parent_schedule_id: target_pool.gacha_parent_schedule_id,
+        gacha_type: target_pool.gacha_type,
+        start_timestamp: target_pool.start_time.timestamp(),
+        end_timestamp: target_pool.end_time.timestamp(),
+        discount_avaliable_num,
+        discount_ten_roll_prize,
+        up_s_item_list,
+        up_a_item_list,
+        advanced_s_guarantee,
+        s_guarantee,
+        a_guarantee,
+        need_item_info_list,
+        // iehkehofjop: target_pool.gacha_parent_schedule_id,
+        // eggcehlgkii: 223,
+        // ijoahiepmfo: 101,
+        ..Gacha::default()
+    }
+}
+
+fn generate_all_gacha_info(_player: &Player) -> GachaData {
+    let gachaconf = global_gacha_config();
+    let gacha_bin = &_player.gacha_model.gacha_bin;
+    let mut gacha_list: Vec<Gacha> = vec![];
+    for target_pool in gachaconf.character_gacha_pool_list.iter() {
+        gacha_list.push(generate_gacha_info_from_pool(
+            &gacha_bin,
+            target_pool,
+            &gachaconf.common_properties,
+        ));
+    }
+    GachaData {
+        random_number: 0,
+        gacha_pool: Some(GachaPool { gacha_list }),
+        ..GachaData::default()
+    }
+}
+
+fn get_gacha_pool<'conf>(
+    character_gacha_pool_list: &'conf Vec<CharacterGachaPool>,
+    gacha_parent_schedule_id: &u32,
+    pull_time: &DateTime<Local>,
+) -> Option<&'conf CharacterGachaPool> {
+    for target_pool in character_gacha_pool_list.iter() {
+        if &target_pool.gacha_parent_schedule_id == gacha_parent_schedule_id
+            && target_pool.is_still_open(pull_time)
+        {
+            return Some(target_pool);
+        }
+    }
+    None
+}

nap_gameserver/src/handlers/mod.rs

@@ -119,6 +119,7 @@ req_handlers! {
     event_graph::RunEventGraph;
     quest::BeginArchiveBattleQuest;
     quest::FinishArchiveQuest;
+    gacha::DoGacha;
 }
 
 notify_handlers! {

nap_gameserver/src/logic/gacha/gacha_model.rs

@@ -0,0 +1,390 @@
+use data::gacha;
+use data::gacha::gacha_config::*;
+use proto::*;
+
+use chrono::{DateTime, Local};
+use rand::{thread_rng, Rng};
+use std::collections::{HashMap, HashSet};
+use std::hash::{BuildHasher, Hash};
+
+#[derive(Default)]
+pub struct GachaModel {
+    pub gacha_bin: GachaModelBin,
+}
+
+impl GachaModel {
+    pub fn from_bin(gacha_bin: GachaModelBin) -> Self {
+        let result = Self { gacha_bin };
+        result.post_deserialize()
+    }
+
+    pub fn to_bin(&self) -> GachaModelBin {
+        self.gacha_bin.clone()
+    }
+
+    pub fn post_deserialize(mut self) -> GachaModel {
+        let gachaconf = gacha::global_gacha_config();
+        for gacha_pool in gachaconf.character_gacha_pool_list.iter() {
+            let gacha_comp_bin = &mut self.gacha_bin;
+            let mut gacha_status_map = &mut gacha_comp_bin.gacha_status_map;
+            let status_bin = get_or_add(
+                &mut gacha_status_map,
+                &gacha_pool.sharing_guarantee_info_category,
+            );
+            for rarity_items in gacha_pool.gacha_items.iter() {
+                let progress_bin =
+                    get_or_add(&mut status_bin.rarity_status_map, &rarity_items.rarity);
+                if progress_bin.pity <= 0 {
+                    progress_bin.pity = 1;
+                }
+                for category_guarantee_policy_tag in
+                    rarity_items.category_guarantee_policy_tags.iter()
+                {
+                    get_or_add(
+                        &mut progress_bin.categories_progress_map,
+                        &category_guarantee_policy_tag,
+                    );
+                }
+            }
+            for discount_policy_tag in gacha_pool.discount_policy_tags.iter() {
+                get_or_add(&mut status_bin.discount_usage_map, &discount_policy_tag);
+            }
+        }
+        self
+    }
+
+    pub fn perform_pull_pool<'bin, 'conf>(
+        &'bin mut self,
+        pull_time: &DateTime<Local>,
+        target_pool: &'conf CharacterGachaPool,
+    ) -> GachaRecordBin {
+        let mut gacha_bin = &mut self.gacha_bin;
+        let (rarity_items, progress_bin, status_bin, probability_model) =
+            determine_rarity(&gacha_bin, target_pool);
+        let (category_tag, category) = determine_category(rarity_items, progress_bin, target_pool);
+        let result =
+            determine_gacha_result(pull_time, category, target_pool, status_bin, rarity_items);
+        update_pity(&mut gacha_bin, rarity_items, probability_model, target_pool);
+        update_category_guarantee_info(&mut gacha_bin, rarity_items, &category_tag, target_pool);
+        update_discount(&mut gacha_bin, target_pool, &category_tag, rarity_items);
+        result
+    }
+}
+
+fn get_or_add<'a, K: Eq + PartialEq + Hash + Clone, V: Default, S: BuildHasher>(
+    map: &'a mut HashMap<K, V, S>,
+    key: &K,
+) -> &'a mut V {
+    if !map.contains_key(key) {
+        map.insert(key.clone(), V::default());
+    }
+    map.get_mut(key).unwrap()
+}
+
+fn rand_rarity<'bin, 'conf>(
+    target_pool: &'conf CharacterGachaPool,
+    status_bin: &'bin GachaStatusBin,
+) -> (
+    &'conf GachaAvailableItemsInfo,
+    &'bin GachaProgressBin,
+    &'conf ProbabilityModel,
+) {
+    let gachaconf = gacha::global_gacha_config();
+    let mut rng = thread_rng();
+    let rarity_status_map = &status_bin.rarity_status_map;
+    // gacha_items is already sorted by rarity descendingly in its post_configure.
+    for rarity_items in target_pool.gacha_items.iter() {
+        // Surely any judgement should be made on the current pity.
+        let progress_bin = rarity_status_map.get(&rarity_items.rarity).unwrap();
+        let pity = progress_bin.pity;
+        let probability_model = gachaconf
+            .probability_model_map
+            .get(&rarity_items.probability_model_tag)
+            .unwrap();
+        if rng.gen_range(0.0..100.0) <= probability_model.get_chance_percent(&pity) {
+            return (rarity_items, progress_bin, probability_model);
+        }
+    }
+    panic!("The user failed to get any items.");
+}
+
+fn determine_rarity<'bin, 'conf>(
+    gacha_bin: &'bin GachaModelBin,
+    target_pool: &'conf CharacterGachaPool,
+) -> (
+    &'conf GachaAvailableItemsInfo,
+    &'bin GachaProgressBin,
+    &'bin GachaStatusBin,
+    &'conf ProbabilityModel,
+) {
+    let gachaconf = gacha::global_gacha_config();
+    let status_bin = gacha_bin
+        .gacha_status_map
+        .get(&target_pool.sharing_guarantee_info_category)
+        .expect(&format!(
+            "post_deserialize forgot StatusBin/sharing_guarantee_info_category: {}",
+            target_pool.sharing_guarantee_info_category
+        ));
+    let (mut rarity_items, mut progress_bin, mut probability_model) =
+        rand_rarity(target_pool, &status_bin);
+
+    // We should take AdvancedGuarantee discount into consideration.
+    for discount_tag in target_pool.discount_policy_tags.iter() {
+        if let Some(discount) = gachaconf
+            .discount_policies
+            .advanced_guarantee_map
+            .get(discount_tag)
+        {
+            if discount.rarity <= rarity_items.rarity {
+                continue;
+            }
+            if status_bin
+                .discount_usage_map
+                .get(discount_tag)
+                .expect(&format!(
+                    "post_deserialize forgot StatusBin/discount_usage_map: {}",
+                    discount_tag
+                ))
+                >= &discount.use_limit
+            {
+                continue;
+            }
+            let higher_progress_bin =
+                status_bin
+                    .rarity_status_map
+                    .get(&discount.rarity)
+                    .expect(&format!(
+                        "post_deserialize forgot StatusBin/rarity_status_map: {}",
+                        &discount.rarity
+                    ));
+            if higher_progress_bin.pity >= discount.guarantee_pity {
+                let mut found_rarity_items = false;
+                for gacha_items in target_pool.gacha_items.iter() {
+                    if gacha_items.rarity == discount.rarity {
+                        rarity_items = gacha_items;
+                        probability_model = gachaconf
+                            .probability_model_map
+                            .get(&gacha_items.probability_model_tag)
+                            .unwrap();
+                        found_rarity_items = true;
+                        break;
+                    }
+                }
+                assert!(found_rarity_items, "Handle AdvancedGuarantee Discount ({discount_tag}) error: The target rarity does not exist in this pool.");
+                progress_bin = higher_progress_bin;
+            }
+        }
+    }
+
+    (rarity_items, progress_bin, status_bin, probability_model)
+}
+
+fn determine_category<'bin, 'conf>(
+    rarity_items: &'conf GachaAvailableItemsInfo,
+    progress_bin: &'bin GachaProgressBin,
+    target_pool: &'conf CharacterGachaPool,
+) -> (String, &'conf GachaCategoryInfo) {
+    let gachaconf = gacha::global_gacha_config();
+    let mut category_tag_inited = false;
+    let mut category_tag_result: HashSet<String> = HashSet::new();
+    // First of all, if there's a chooseable category and
+    // it's can be triggered, then we MUST give that
+    // category's item.
+    // TODO: Only Genshin can do
+    // Then we should take a look at MustGainItem.
+    if !category_tag_inited {
+        for discount_policy_tag in target_pool.discount_policy_tags.iter() {
+            if let Some(discount) = gachaconf
+                .discount_policies
+                .must_gain_item_map
+                .get(discount_policy_tag)
+            {
+                if discount.rarity != rarity_items.rarity {
+                    continue;
+                }
+                category_tag_result.insert(discount.category_tag.clone());
+                category_tag_inited = true;
+            }
+        }
+    }
+    // Otherwise, just select as normal.
+    if !category_tag_inited {
+        for tag in rarity_items.categories.keys() {
+            category_tag_result.insert(tag.clone());
+        }
+        for guarantee_policy_tag in rarity_items.category_guarantee_policy_tags.iter() {
+            let category_guarantee_policy = gachaconf
+                .category_guarantee_policy_map
+                .get(guarantee_policy_tag)
+                .unwrap();
+            let failure_times = progress_bin.categories_progress_map
+                .get(guarantee_policy_tag)
+                .expect(&format!("post_deserialize forgot StatusBin/rarity_status_map[{}]/categories_progress_map: {}", &rarity_items.rarity, guarantee_policy_tag));
+            if failure_times >= &category_guarantee_policy.trigger_on_failure_times {
+                category_tag_result = category_tag_result
+                    .intersection(&category_guarantee_policy.included_category_tags)
+                    .cloned()
+                    .collect();
+            }
+        }
+        // category_tag_inited = true;
+    }
+
+    let mut categories: Vec<(String, &GachaCategoryInfo)> = vec![];
+    let mut weight_sum = 0;
+    for result_tag in category_tag_result {
+        let category = rarity_items.categories.get(&result_tag).unwrap();
+        categories.push((result_tag, category));
+        weight_sum += category.category_weight;
+    }
+
+    let randomnum = rand::thread_rng().gen_range(0..weight_sum);
+    let mut enumerated_ranges_end = 0;
+    for category in categories.into_iter() {
+        if randomnum <= enumerated_ranges_end + category.1.category_weight {
+            return (category.0, category.1);
+        }
+        enumerated_ranges_end += category.1.category_weight;
+    }
+    panic!("No category is chosen.");
+}
+
+fn determine_gacha_result<'bin, 'conf>(
+    pull_time: &DateTime<Local>,
+    category: &'conf GachaCategoryInfo,
+    target_pool: &'conf CharacterGachaPool,
+    status_bin: &'bin GachaStatusBin,
+    rarity_items: &'conf GachaAvailableItemsInfo,
+) -> GachaRecordBin {
+    let gachaconf = gacha::global_gacha_config();
+    let item_pool_len = category.item_ids.len() as u32;
+    let item_id = category
+        .item_ids
+        .get(rand::thread_rng().gen_range(0..item_pool_len) as usize)
+        .unwrap();
+    let mut extra_item_id: u32 = 0;
+    let mut extra_item_count: u32 = 0;
+
+    for extra_items_policy_tag in rarity_items.extra_items_policy_tags.iter() {
+        let extra_items_policy = gachaconf
+            .extra_items_policy_map
+            .get(extra_items_policy_tag)
+            .unwrap();
+        // TODO: apply_on_owned_count in a context with bag
+        if extra_items_policy.apply_on_owned_count == 0 {
+            extra_item_id = extra_items_policy.id;
+            extra_item_count = extra_items_policy.count;
+        }
+    }
+    let extra_item_bin = GachaExtraItemBin {
+        extra_item_id,
+        extra_item_count,
+        currently_gained: 0,
+    };
+    GachaRecordBin {
+        pull_timestamp: pull_time.timestamp(),
+        obtained_item_id: item_id.clone(),
+        gacha_id: target_pool.gacha_schedule_id.clone(),
+        progress_map: status_bin.rarity_status_map.clone(),
+        extra_item_bin: Some(extra_item_bin),
+    }
+}
+
+fn update_pity<'bin, 'conf>(
+    gacha_bin: &'bin mut GachaModelBin,
+    rarity_items: &'conf GachaAvailableItemsInfo,
+    probability_model: &'conf ProbabilityModel,
+    target_pool: &'conf CharacterGachaPool,
+) {
+    let status_bin = gacha_bin
+        .gacha_status_map
+        .get_mut(&target_pool.sharing_guarantee_info_category)
+        .unwrap();
+    for (rarity, rarity_status) in status_bin.rarity_status_map.iter_mut() {
+        if (rarity == &rarity_items.rarity)
+            || (probability_model.clear_status_on_higher_rarity_pulled
+                && rarity < &rarity_items.rarity)
+        {
+            rarity_status.pity = 1;
+        } else {
+            rarity_status.pity += 1;
+        }
+    }
+}
+
+fn update_category_guarantee_info<'bin, 'conf>(
+    gacha_bin: &'bin mut GachaModelBin,
+    rarity_items: &'conf GachaAvailableItemsInfo,
+    category_tag: &String,
+    target_pool: &'conf CharacterGachaPool,
+) {
+    let gachaconf = gacha::global_gacha_config();
+    let status_bin = gacha_bin
+        .gacha_status_map
+        .get_mut(&target_pool.sharing_guarantee_info_category)
+        .unwrap();
+    let progress_bin = status_bin
+        .rarity_status_map
+        .get_mut(&rarity_items.rarity)
+        .unwrap();
+    for policy_tag in rarity_items.category_guarantee_policy_tags.iter() {
+        let policy = gachaconf
+            .category_guarantee_policy_map
+            .get(policy_tag)
+            .unwrap();
+        // TODO: Chooseable guarantee not implemented
+        let prev_failure = progress_bin
+            .categories_progress_map
+            .get_mut(policy_tag)
+            .expect(&format!(
+            "post_deserialize forgot StatusBin/rarity_status_map[{}]/categories_progress_map: {}",
+            rarity_items.rarity, policy_tag
+        ));
+        if policy.included_category_tags.contains(category_tag) {
+            *prev_failure = 0;
+        } else {
+            *prev_failure += 1;
+        }
+    }
+}
+
+fn update_discount<'bin, 'conf>(
+    gacha_bin: &'bin mut GachaModelBin,
+    target_pool: &'conf CharacterGachaPool,
+    category_tag: &String,
+    rarity_items: &GachaAvailableItemsInfo,
+) {
+    let gachaconf = gacha::global_gacha_config();
+    for (policy_tag, policy) in gachaconf.discount_policies.must_gain_item_map.iter() {
+        if *category_tag != policy.category_tag {
+            continue;
+        }
+        if !target_pool.discount_policy_tags.contains(policy_tag) {
+            continue;
+        }
+        let status_bin = gacha_bin
+            .gacha_status_map
+            .get_mut(&target_pool.sharing_guarantee_info_category)
+            .unwrap();
+        let usage = status_bin.discount_usage_map.get_mut(policy_tag).unwrap();
+        if *usage < policy.use_limit {
+            *usage += 1;
+        }
+    }
+    for (policy_tag, policy) in gachaconf.discount_policies.advanced_guarantee_map.iter() {
+        if rarity_items.rarity != policy.rarity {
+            continue;
+        }
+        if !target_pool.discount_policy_tags.contains(policy_tag) {
+            continue;
+        }
+        let status_bin = gacha_bin
+            .gacha_status_map
+            .get_mut(&target_pool.sharing_guarantee_info_category)
+            .unwrap();
+        let usage = status_bin.discount_usage_map.get_mut(policy_tag).unwrap();
+        if *usage < policy.use_limit {
+            *usage += 1;
+        }
+    }
+}

nap_gameserver/src/logic/gacha/mod.rs

@@ -0,0 +1,4 @@
+mod gacha_model;
+mod record;
+
+pub use gacha_model::GachaModel;

nap_gameserver/src/logic/mod.rs

@@ -1,5 +1,6 @@
 pub mod battle;
 mod enums;
+pub mod gacha;
 pub mod game;
 pub mod item;
 pub mod math;

nap_gameserver/src/logic/player/player.rs

@@ -1,6 +1,7 @@
 use data::tables::{self, AvatarBaseID};
 use proto::{ItemStatic, PlayerDataBin, Retcode};
 
+use super::gacha::GachaModel;
 use super::game::{FrontendGame, FrontendGameError, GameInstance, LogicError};
 use super::item::{ItemModel, ItemUID};
 use super::main_city_model::MainCityModel;
@@ -16,6 +17,7 @@ pub struct Player {
     pub role_model: RoleModel,
     pub item_model: ItemModel,
     pub main_city_model: MainCityModel,
+    pub gacha_model: GachaModel,
 }
 
 impl Player {
@@ -28,6 +30,7 @@ impl Player {
             role_model: Some(self.role_model.to_bin()),
             item_model: Some(self.item_model.to_bin()),
             main_city_model: Some(self.main_city_model.to_bin()),
+            gacha_model: Some(self.gacha_model.to_bin()),
         }
     }
 
@@ -44,6 +47,7 @@ impl Player {
                 .main_city_model
                 .map(MainCityModel::from_bin)
                 .unwrap_or_default(),
+            gacha_model: bin.gacha_model.map(GachaModel::from_bin).unwrap_or_default(),
             ..Default::default()
         }
     }

nap_proto/out/_.rs

@@ -227,7 +227,7 @@ pub struct Nkhnlakggmj {
     pub iddehlcpjjn: ::prost::alloc::string::String,
     #[xor(10163)]
     #[prost(int64, tag = "14")]
-    pub phkcdmjheen: i64,
+    pub end_timestamp: i64,
     #[xor(8852)]
     #[prost(uint32, tag = "8")]
     pub ppnbkmndpjc: u32,
@@ -829,7 +829,7 @@ pub struct Fkkojjgepnb {
     pub lchdjcdjiik: u32,
     #[xor(4851)]
     #[prost(int64, tag = "3")]
-    pub phkcdmjheen: i64,
+    pub end_timestamp: i64,
     #[xor(8589)]
     #[prost(int32, tag = "505")]
     pub lecpejadije: i32,
@@ -4512,7 +4512,7 @@ pub struct Kancdiinhgh {
     #[prost(uint64, tag = "2")]
     pub dbkpbkpcoog: u64,
     #[prost(uint64, tag = "3")]
-    pub phkcdmjheen: u64,
+    pub end_timestamp: u64,
 }
 #[derive(proto_gen::CmdID)]
 #[cmdid(2438)]
@@ -8223,7 +8223,7 @@ pub struct Ihhaahinlik {
     #[prost(int64, tag = "3")]
     pub dbkpbkpcoog: i64,
     #[prost(int64, tag = "4")]
-    pub phkcdmjheen: i64,
+    pub end_timestamp: i64,
 }
 #[derive(proto_gen::CmdID)]
 #[derive(proto_gen::XorFields)]
@@ -9108,7 +9108,7 @@ pub struct Gkfhklbbcpo {
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct Enkkecgonaf {
     #[prost(uint32, tag = "1")]
-    pub abalhhfapla: u32,
+    pub cost_item_count: u32,
 }
 #[derive(proto_gen::CmdID)]
 #[derive(proto_gen::XorFields)]
@@ -9603,7 +9603,7 @@ pub struct Gfpehbhpgfb {
     pub avatars: ::prost::alloc::vec::Vec<u32>,
     #[xor(8960)]
     #[prost(uint32, tag = "14")]
-    pub abalhhfapla: u32,
+    pub cost_item_count: u32,
     #[xor(8889)]
     #[prost(uint32, tag = "6")]
     pub damhjcgieco: u32,
@@ -9668,7 +9668,7 @@ pub struct Cbccakknimc {
 pub struct Bfkkjofnjjo {
     #[xor(4795)]
     #[prost(uint32, tag = "10")]
-    pub abalhhfapla: u32,
+    pub cost_item_count: u32,
     #[xor(5066)]
     #[prost(uint32, tag = "4")]
     pub cmacbfkaoma: u32,
@@ -10605,7 +10605,7 @@ pub struct Npdgpemipij {
     #[prost(int32, tag = "5")]
     pub peamchapinf: i32,
     #[prost(string, tag = "2")]
-    pub phkcdmjheen: ::prost::alloc::string::String,
+    pub end_timestamp: ::prost::alloc::string::String,
 }
 #[derive(proto_gen::CmdID)]
 #[cmdid(5101)]
@@ -12389,7 +12389,7 @@ pub struct InteractWithUnitCsReq {
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct Ofcdfiihahe {
     #[prost(uint32, tag = "1")]
-    pub abalhhfapla: u32,
+    pub cost_item_count: u32,
 }
 #[derive(proto_gen::CmdID)]
 #[derive(proto_gen::XorFields)]
@@ -12926,7 +12926,7 @@ pub struct Hdjijldgmab {
 pub struct Cnmgfcllhpl {
     #[xor(11487)]
     #[prost(uint32, tag = "3")]
-    pub dcealmadfgi: u32,
+    pub gacha_parent_schedule_id: u32,
 }
 #[derive(proto_gen::CmdID)]
 #[cmdid(665)]
@@ -13423,7 +13423,7 @@ pub struct Jlldijenmoc {
     pub dphghojclod: u32,
     #[xor(8783)]
     #[prost(int64, tag = "2")]
-    pub phkcdmjheen: i64,
+    pub end_timestamp: i64,
     #[xor(525)]
     #[prost(uint32, tag = "8")]
     pub leagnodilli: u32,
@@ -13731,19 +13731,19 @@ pub struct Omdfkjoopce {
 #[derive(proto_gen::XorFields)]
 #[allow(clippy::derive_partial_eq_without_eq)]
 #[derive(Clone, PartialEq, ::prost::Message)]
-pub struct Effclengcpo {
+pub struct DoGachaCsReq {
     #[xor(13734)]
     #[prost(uint32, tag = "15")]
     pub eglpecifagd: u32,
     #[xor(4101)]
     #[prost(uint32, tag = "1")]
-    pub dcealmadfgi: u32,
+    pub gacha_parent_schedule_id: u32,
     #[xor(8588)]
     #[prost(uint32, tag = "13")]
-    pub madciamhahg: u32,
+    pub random_number: u32,
     #[xor(10835)]
     #[prost(uint32, tag = "3")]
-    pub abalhhfapla: u32,
+    pub cost_item_count: u32,
     #[xor(3853)]
     #[prost(uint32, tag = "5")]
     pub gacha_type: u32,
@@ -14035,10 +14035,10 @@ pub struct Nffblkigaan {
     pub weapon_uid: u32,
     #[xor(2492)]
     #[prost(uint32, tag = "9")]
-    pub eijhjbplhih: u32,
+    pub need_item_id: u32,
     #[xor(13312)]
     #[prost(uint32, tag = "8")]
-    pub bplmpghdklb: u32,
+    pub need_item_count: u32,
 }
 #[derive(proto_gen::CmdID)]
 #[derive(proto_gen::XorFields)]
@@ -15705,7 +15705,7 @@ pub struct Gcffmmdgobe {
     #[prost(int32, tag = "1")]
     pub opmgaofadph: i32,
     #[prost(int32, tag = "2")]
-    pub abalhhfapla: i32,
+    pub cost_item_count: i32,
 }
 #[derive(proto_gen::CmdID)]
 #[cmdid(1224)]
@@ -16201,13 +16201,13 @@ pub struct ClientSystemsInfo {
 #[derive(proto_gen::XorFields)]
 #[allow(clippy::derive_partial_eq_without_eq)]
 #[derive(Clone, PartialEq, ::prost::Message)]
-pub struct Feanepokfam {
+pub struct NeedItemInfo {
     #[xor(156)]
     #[prost(uint32, tag = "15")]
-    pub bplmpghdklb: u32,
+    pub need_item_count: u32,
     #[xor(11997)]
     #[prost(uint32, tag = "5")]
-    pub eijhjbplhih: u32,
+    pub need_item_id: u32,
 }
 #[derive(proto_gen::CmdID)]
 #[cmdid(1140)]
@@ -16647,14 +16647,14 @@ pub struct Ejjimjcohgg {
 #[derive(proto_gen::XorFields)]
 #[allow(clippy::derive_partial_eq_without_eq)]
 #[derive(Clone, PartialEq, ::prost::Message)]
-pub struct Akjiehealco {
+pub struct DoGachaScRsp {
     #[prost(message, optional, tag = "6")]
     pub gacha_data: ::core::option::Option<GachaData>,
     #[prost(message, repeated, tag = "13")]
-    pub mjajbddaemm: ::prost::alloc::vec::Vec<Depahhdodeb>,
+    pub gain_item_list: ::prost::alloc::vec::Vec<GainItemInfo>,
     #[xor(12395)]
     #[prost(uint32, tag = "11")]
-    pub abalhhfapla: u32,
+    pub cost_item_count: u32,
     #[xor(14106)]
     #[prost(int32, tag = "5")]
     pub retcode: i32,
@@ -17252,7 +17252,7 @@ pub struct Ipfpofcbnjp {
 pub struct Ilehibpgief {
     #[xor(14424)]
     #[prost(int64, tag = "4")]
-    pub phkcdmjheen: i64,
+    pub end_timestamp: i64,
     #[prost(uint32, repeated, tag = "6")]
     pub pjilpbkknan: ::prost::alloc::vec::Vec<u32>,
     #[xor(4341)]
@@ -17842,7 +17842,7 @@ pub struct Odijcgldmia {
     #[prost(uint32, tag = "11")]
     pub bpegheknole: u32,
     #[prost(message, repeated, tag = "14")]
-    pub bapbocgilep: ::prost::alloc::vec::Vec<Feanepokfam>,
+    pub bapbocgilep: ::prost::alloc::vec::Vec<NeedItemInfo>,
     #[prost(map = "uint32, uint32", tag = "10")]
     pub maeegjdknkg: ::std::collections::HashMap<u32, u32>,
     #[prost(uint32, repeated, tag = "9")]
@@ -17850,20 +17850,20 @@ pub struct Odijcgldmia {
     #[prost(string, tag = "3")]
     pub fnanndecaan: ::prost::alloc::string::String,
     #[prost(message, repeated, tag = "13")]
-    pub pbalmllekpp: ::prost::alloc::vec::Vec<Feanepokfam>,
+    pub need_item_info_list: ::prost::alloc::vec::Vec<NeedItemInfo>,
     #[prost(message, repeated, tag = "6")]
-    pub mplcofohjnl: ::prost::alloc::vec::Vec<Feanepokfam>,
+    pub mplcofohjnl: ::prost::alloc::vec::Vec<NeedItemInfo>,
     #[xor(5947)]
     #[prost(uint32, tag = "5")]
     pub r#type: u32,
     #[prost(message, repeated, tag = "8")]
-    pub dnadnehoogk: ::prost::alloc::vec::Vec<Feanepokfam>,
+    pub dnadnehoogk: ::prost::alloc::vec::Vec<NeedItemInfo>,
     #[xor(5194)]
     #[prost(uint32, tag = "1")]
     pub dgaafhidocl: u32,
     #[xor(11358)]
     #[prost(uint32, tag = "12")]
-    pub dcealmadfgi: u32,
+    pub gacha_parent_schedule_id: u32,
 }
 #[derive(proto_gen::CmdID)]
 #[derive(proto_gen::XorFields)]
@@ -18737,7 +18737,7 @@ pub struct Ilghjldjhcl {
     pub hbmnikpdgon: ::prost::alloc::string::String,
     #[xor(9518)]
     #[prost(int64, tag = "9")]
-    pub phkcdmjheen: i64,
+    pub end_timestamp: i64,
     #[xor(1810)]
     #[prost(uint32, tag = "1")]
     pub oeaieooemng: u32,
@@ -18990,7 +18990,7 @@ pub struct Cobgikcepkp {
     #[prost(int32, tag = "1")]
     pub imhfejennof: i32,
     #[prost(string, tag = "4")]
-    pub phkcdmjheen: ::prost::alloc::string::String,
+    pub end_timestamp: ::prost::alloc::string::String,
 }
 #[derive(proto_gen::CmdID)]
 #[derive(proto_gen::XorFields)]
@@ -22212,9 +22212,9 @@ pub struct Mbokdhgpobc {
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct Gacha {
     #[prost(uint32, repeated, tag = "1425")]
-    pub jkbfeediiho: ::prost::alloc::vec::Vec<u32>,
+    pub chooseable_up_list: ::prost::alloc::vec::Vec<u32>,
     #[prost(uint32, repeated, tag = "15")]
-    pub nfngmliibdf: ::prost::alloc::vec::Vec<u32>,
+    pub up_s_item_list: ::prost::alloc::vec::Vec<u32>,
     #[xor(1098)]
     #[prost(uint32, tag = "11")]
     pub obabhacfokn: u32,
@@ -22222,7 +22222,7 @@ pub struct Gacha {
     pub ioiebkbcnoi: ::prost::alloc::string::String,
     #[xor(13960)]
     #[prost(uint32, tag = "698")]
-    pub gbmmbcbefmp: u32,
+    pub advanced_s_guarantee: u32,
     #[xor(1462)]
     #[prost(uint32, tag = "10")]
     pub kagiddohcmk: u32,
@@ -22230,30 +22230,30 @@ pub struct Gacha {
     #[prost(uint32, tag = "1921")]
     pub nammdglepbk: u32,
     #[prost(message, repeated, tag = "3")]
-    pub pbalmllekpp: ::prost::alloc::vec::Vec<Feanepokfam>,
+    pub need_item_info_list: ::prost::alloc::vec::Vec<NeedItemInfo>,
     #[xor(9792)]
     #[prost(int64, tag = "14")]
-    pub phkcdmjheen: i64,
+    pub end_timestamp: i64,
     #[xor(6233)]
     #[prost(uint32, tag = "563")]
-    pub dimlpkbggfc: u32,
+    pub discount_ten_roll_prize: u32,
     #[prost(bool, tag = "1756")]
     pub nkeigieepgn: bool,
     #[prost(uint32, repeated, tag = "755")]
-    pub hbhckgpjian: ::prost::alloc::vec::Vec<u32>,
+    pub free_select_item_list: ::prost::alloc::vec::Vec<u32>,
     #[prost(string, tag = "2")]
-    pub mpmnlphpdlk: ::prost::alloc::string::String,
+    pub drop_history_webview: ::prost::alloc::string::String,
     #[xor(4816)]
     #[prost(uint32, tag = "13")]
-    pub pladpclalgn: u32,
+    pub gacha_schedule_id: u32,
     #[xor(11392)]
     #[prost(uint32, tag = "574")]
-    pub fjhglcclbgm: u32,
+    pub free_select_required_pull: u32,
     #[prost(uint32, repeated, tag = "6")]
-    pub goainlmbhnn: ::prost::alloc::vec::Vec<u32>,
+    pub up_a_item_list: ::prost::alloc::vec::Vec<u32>,
     #[xor(8288)]
     #[prost(uint32, tag = "12")]
-    pub dcealmadfgi: u32,
+    pub gacha_parent_schedule_id: u32,
     #[xor(8537)]
     #[prost(uint32, tag = "1662")]
     pub pcjdafaaimg: u32,
@@ -22273,26 +22273,26 @@ pub struct Gacha {
     pub gacha_type: u32,
     #[xor(5057)]
     #[prost(uint32, tag = "244")]
-    pub ahidoimfiof: u32,
+    pub s_guarantee: u32,
     #[xor(1870)]
     #[prost(int64, tag = "8")]
     pub start_timestamp: i64,
     #[xor(562)]
     #[prost(uint32, tag = "726")]
-    pub mkiplhjemoi: u32,
+    pub free_select_progress: u32,
     #[xor(8338)]
     #[prost(uint32, tag = "96")]
     pub ihjnkoijdgh: u32,
     #[xor(4210)]
     #[prost(uint32, tag = "789")]
-    pub gokmdbojehm: u32,
+    pub a_guarantee: u32,
     #[prost(uint32, repeated, tag = "4")]
     pub akggbhgkifd: ::prost::alloc::vec::Vec<u32>,
     #[xor(1056)]
     #[prost(uint32, tag = "2002")]
-    pub kikannccmmo: u32,
+    pub discount_avaliable_num: u32,
     #[prost(string, tag = "7")]
-    pub jahbjmphipl: ::prost::alloc::string::String,
+    pub gacha_info_list_webview: ::prost::alloc::string::String,
     #[xor(9009)]
     #[prost(uint32, tag = "419")]
     pub ekjlhhdekka: u32,
@@ -22699,7 +22699,7 @@ pub struct Mcjgjlpjfjc {
     pub gebpolkeieh: u32,
     #[xor(4412)]
     #[prost(int64, tag = "1")]
-    pub phkcdmjheen: i64,
+    pub end_timestamp: i64,
 }
 #[derive(proto_gen::CmdID)]
 #[derive(proto_gen::XorFields)]
@@ -23294,7 +23294,7 @@ pub struct GachaData {
     pub cmamhfldihg: ::core::option::Option<Dpgipnmocnj>,
     #[xor(9369)]
     #[prost(uint32, tag = "13")]
-    pub madciamhahg: u32,
+    pub random_number: u32,
 }
 #[derive(proto_gen::CmdID)]
 #[derive(proto_gen::XorFields)]
@@ -23399,7 +23399,7 @@ pub struct Nalkdbjimgk {
     pub aohakmnfinf: u32,
     #[xor(2280)]
     #[prost(uint32, tag = "4")]
-    pub dcealmadfgi: u32,
+    pub gacha_parent_schedule_id: u32,
 }
 #[derive(proto_gen::CmdID)]
 #[cmdid(4620)]
@@ -24021,7 +24021,7 @@ pub struct Himappelgdm {
     pub gppmclpnjoe: u32,
     #[xor(4244)]
     #[prost(uint64, tag = "11")]
-    pub phkcdmjheen: u64,
+    pub end_timestamp: u64,
     #[xor(6824)]
     #[prost(uint32, tag = "7")]
     pub enhandfaalc: u32,
@@ -24564,7 +24564,7 @@ pub struct Pahjnbjogon {
     pub item_id: u32,
     #[xor(1511)]
     #[prost(uint32, tag = "1")]
-    pub dcealmadfgi: u32,
+    pub gacha_parent_schedule_id: u32,
 }
 #[derive(proto_gen::CmdID)]
 #[derive(proto_gen::XorFields)]
@@ -24653,7 +24653,7 @@ pub struct Eindafcpkce {
     #[prost(int32, tag = "1")]
     pub nkiegkopoeg: i32,
     #[prost(int32, tag = "2")]
-    pub abalhhfapla: i32,
+    pub cost_item_count: i32,
 }
 #[derive(proto_gen::CmdID)]
 #[cmdid(3276)]
@@ -26395,7 +26395,7 @@ pub struct Pfcmihnfmme {
     pub cfnblioopmp: u32,
     #[xor(13350)]
     #[prost(int64, tag = "15")]
-    pub phkcdmjheen: i64,
+    pub end_timestamp: i64,
     #[xor(13289)]
     #[prost(int64, tag = "5")]
     pub kehdpankopd: i64,
@@ -27534,7 +27534,7 @@ pub struct TipsInfo {
 pub struct Ieimfkpmegp {
     #[xor(378)]
     #[prost(uint32, tag = "12")]
-    pub dcealmadfgi: u32,
+    pub gacha_parent_schedule_id: u32,
     #[xor(1946)]
     #[prost(uint32, tag = "7")]
     pub avatar_id: u32,
@@ -31149,7 +31149,7 @@ pub struct Bgheihedbcb {
     pub apociobpoho: u32,
     #[xor(9137)]
     #[prost(int64, tag = "2")]
-    pub phkcdmjheen: i64,
+    pub end_timestamp: i64,
     #[prost(bool, tag = "4")]
     pub mgfcmlpkjkg: bool,
     #[xor(438)]
@@ -31470,7 +31470,7 @@ pub struct Nnbooaekcml {
     pub ncjcmkgfpej: ::prost::alloc::vec::Vec<Bnpkpfadbdd>,
     #[xor(15963)]
     #[prost(int32, tag = "13")]
-    pub eijhjbplhih: i32,
+    pub need_item_id: i32,
 }
 #[derive(proto_gen::CmdID)]
 #[cmdid(816)]
@@ -32445,21 +32445,21 @@ pub struct Mkaecbehadi {
 #[derive(proto_gen::XorFields)]
 #[allow(clippy::derive_partial_eq_without_eq)]
 #[derive(Clone, PartialEq, ::prost::Message)]
-pub struct Depahhdodeb {
+pub struct GainItemInfo {
     #[xor(9764)]
     #[prost(uint32, tag = "5")]
     pub num: u32,
     #[xor(12647)]
     #[prost(uint32, tag = "2")]
-    pub ollapieolpm: u32,
+    pub extra_item_count: u32,
     #[prost(map = "uint32, uint32", tag = "4")]
-    pub nkdheebkjjl: ::std::collections::HashMap<u32, u32>,
+    pub extra_items: ::std::collections::HashMap<u32, u32>,
     #[xor(11858)]
     #[prost(uint32, tag = "11")]
     pub item_id: u32,
     #[xor(6146)]
     #[prost(uint32, tag = "8")]
-    pub dghfjhiikkn: u32,
+    pub extra_item_id: u32,
     #[xor(10021)]
     #[prost(uint32, tag = "9")]
     pub uid: u32,
@@ -32766,7 +32766,7 @@ pub struct Lipadknfagg {
     pub abdfdamklia: bool,
     #[xor(1841)]
     #[prost(int64, tag = "1696")]
-    pub phkcdmjheen: i64,
+    pub end_timestamp: i64,
     #[xor(15522)]
     #[prost(int64, tag = "14")]
     pub jkjhhbpcaon: i64,
@@ -32871,7 +32871,7 @@ pub struct Gojokjnppnp {
     pub mlfannobjdp: bool,
     #[xor(1038)]
     #[prost(int64, tag = "4")]
-    pub phkcdmjheen: i64,
+    pub end_timestamp: i64,
     #[xor(5317)]
     #[prost(uint32, tag = "14")]
     pub ialhcipedom: u32,

nap_proto/out/bin.rs

@@ -119,6 +119,77 @@ pub struct MainCityModelBin {
 }
 #[allow(clippy::derive_partial_eq_without_eq)]
 #[derive(Clone, PartialEq, ::prost::Message)]
+pub struct GachaProgressBin {
+    /// The pity (counting how many pulls) of this pull (in previous record) or the next pull (in status).
+    #[prost(uint32, tag = "1")]
+    pub pity: u32,
+    /// The failure times of this category.
+    #[prost(map = "string, uint32", tag = "2")]
+    pub categories_progress_map: ::std::collections::HashMap<
+        ::prost::alloc::string::String,
+        u32,
+    >,
+    /// The selected priority for a Chooseable category.
+    #[prost(map = "string, string", tag = "3")]
+    pub category_chosen_guarantee_map: ::std::collections::HashMap<
+        ::prost::alloc::string::String,
+        ::prost::alloc::string::String,
+    >,
+}
+#[allow(clippy::derive_partial_eq_without_eq)]
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct GachaExtraItemBin {
+    #[prost(uint32, tag = "1")]
+    pub extra_item_id: u32,
+    #[prost(uint32, tag = "2")]
+    pub extra_item_count: u32,
+    /// How many objects of the main item obtained in gacha is present in the player's bag (before gacha).
+    /// This is used for something like converting when there're extra characters.
+    #[prost(uint32, tag = "3")]
+    pub currently_gained: u32,
+}
+#[allow(clippy::derive_partial_eq_without_eq)]
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct GachaRecordBin {
+    #[prost(int64, tag = "1")]
+    pub pull_timestamp: i64,
+    #[prost(uint32, tag = "2")]
+    pub obtained_item_id: u32,
+    #[prost(uint32, tag = "3")]
+    pub gacha_id: u32,
+    /// The progress BEFORE this gacha is performed. uint32 is rarity.
+    #[prost(map = "uint32, message", tag = "4")]
+    pub progress_map: ::std::collections::HashMap<u32, GachaProgressBin>,
+    #[prost(message, optional, tag = "5")]
+    pub extra_item_bin: ::core::option::Option<GachaExtraItemBin>,
+}
+#[allow(clippy::derive_partial_eq_without_eq)]
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct GachaStatusBin {
+    #[prost(map = "uint32, message", tag = "1")]
+    pub rarity_status_map: ::std::collections::HashMap<u32, GachaProgressBin>,
+    #[prost(map = "string, uint32", tag = "2")]
+    pub discount_usage_map: ::std::collections::HashMap<
+        ::prost::alloc::string::String,
+        u32,
+    >,
+}
+#[allow(clippy::derive_partial_eq_without_eq)]
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct GachaModelBin {
+    /// Gacha Status query. string is sharing_guarantee_info_category.
+    #[prost(map = "string, message", tag = "1")]
+    pub gacha_status_map: ::std::collections::HashMap<
+        ::prost::alloc::string::String,
+        GachaStatusBin,
+    >,
+    #[prost(message, repeated, tag = "2")]
+    pub gacha_records: ::prost::alloc::vec::Vec<GachaRecordBin>,
+    #[prost(uint32, tag = "3")]
+    pub random_number: u32,
+}
+#[allow(clippy::derive_partial_eq_without_eq)]
+#[derive(Clone, PartialEq, ::prost::Message)]
 pub struct PlayerDataBin {
     #[prost(message, optional, tag = "1")]
     pub basic_data_model: ::core::option::Option<BasicDataModelBin>,
@@ -130,4 +201,6 @@ pub struct PlayerDataBin {
     pub item_model: ::core::option::Option<ItemModelBin>,
     #[prost(message, optional, tag = "5")]
     pub main_city_model: ::core::option::Option<MainCityModelBin>,
+    #[prost(message, optional, tag = "6")]
+    pub gacha_model: ::core::option::Option<GachaModelBin>,
 }