syntax = "proto3";

package topfans.statistic;

option go_package = "github.com/topfans/backend/pkg/proto/statistic;statistic";

import "proto/event.proto";

// ==================== StatisticService ====================
// 看板 7 RPC（经 gateway 暴露给前端）+ 事件采集 2 RPC（内部）。
// Go 侧由 mobile_provider.go / internal_provider.go 两个文件实现同名服务。

service StatisticService {
  // ============ 看板 7 RPC（经 gateway 暴露） ============
  rpc GetTodayOverview(GetTodayOverviewRequest) returns (GetTodayOverviewResponse);
  rpc Get7DayIncomeCurve(Get7DayIncomeCurveRequest) returns (Get7DayIncomeCurveResponse);
  rpc GetExhibitionIncomeSummary(GetExhibitionIncomeSummaryRequest) returns (GetExhibitionIncomeSummaryResponse);
  rpc GetLikeIncomeByLevel(GetLikeIncomeByLevelRequest) returns (GetLikeIncomeByLevelResponse);
  rpc GetTopAssetsByEarning(GetTopAssetsByEarningRequest) returns (GetTopAssetsByEarningResponse);
  rpc GetAssetLevelDistribution(GetAssetLevelDistributionRequest) returns (GetAssetLevelDistributionResponse);
  rpc GetAssetUpgradeProgress(GetAssetUpgradeProgressRequest) returns (GetAssetUpgradeProgressResponse);

  // ============ 事件采集（内部 RPC） ============
  rpc TrackEvent(topfans.event.Event) returns (TrackEventResponse);
  rpc BatchTrackEvent(topfans.event.BatchEventRequest) returns (TrackEventResponse);
}

// ====== 1. 今日概览 ======
message GetTodayOverviewRequest {
  int64 star_id = 1;
}
message GetTodayOverviewResponse {
  int64 crystal_balance = 1;
  int64 today_income = 2;
  int32 week_rank = 3;          // 本期完整实现
  int32 week_total_users = 4;   // 用于"击败 X%"展示
}

// ====== 2. 七日收益曲线 ======
message Get7DayIncomeCurveRequest {
  int64 star_id = 1;
}
message DailyIncomePoint {
  string date = 1;       // "YYYY-MM-DD"
  int64 income = 2;
  bool is_today = 3;
  bool is_peak = 4;
}
message Get7DayIncomeCurveResponse {
  repeated DailyIncomePoint points = 1;
  int64 total_income = 2;
  int64 avg_income = 3;
}

// ====== 3. 展出收益中心 ======
message GetExhibitionIncomeSummaryRequest {
  int64 star_id = 1;
}
message TopExhibitionItem {
  int64 asset_id = 1;
  string asset_name = 2;
  string asset_thumb = 3;
  string duration_7d = 4;   // 7 天累计展示时长（"D:HH:MM:SS"）
  int64 earnings_7d = 5;
  int32 avg_earnings = 6;
}
message GetExhibitionIncomeSummaryResponse {
  int32 exhibiting_count = 1;       // 当前在展藏品数
  int32 starbook_count = 2;         // 星图册数
  string total_duration = 3;        // 累计展示时长
  int64 total_earnings = 4;         // 累计收益
  repeated TopExhibitionItem top5 = 5;
}

// ====== 4. 点赞收益按等级 ======
message GetLikeIncomeByLevelRequest {
  int64 star_id = 1;
}
message LikeIncomeLevelItem {
  string level = 1;            // 藏品等级（N/R/SR/SSR/UR）
  int32 asset_count = 2;
  int64 total_income = 3;
  string thumb = 4;            // 等级代表缩略图
}
message GetLikeIncomeByLevelResponse {
  int64 total_like_count = 1;
  int64 total_income = 2;
  repeated LikeIncomeLevelItem levels = 3;
}

// ====== 5. 藏品 TOP5（按收益） ======
message GetTopAssetsByEarningRequest {
  int64 star_id = 1;
}
message TopAssetItem {
  int64 asset_id = 1;
  string asset_name = 2;
  string asset_thumb = 3;
  int64 total_earnings = 4;
  int32 rank = 5;
}
message GetTopAssetsByEarningResponse {
  repeated TopAssetItem items = 1;
}

// ====== 6. 藏品等级分布 ======
message GetAssetLevelDistributionRequest {
  int64 star_id = 1;
}
message AssetLevelItem {
  string level = 1;    // 藏品等级
  int32 count = 2;     // 当前持有该等级的藏品数
  int32 total = 3;     // 累计（历史）该等级藏品数
}
message GetAssetLevelDistributionResponse {
  repeated AssetLevelItem items = 1;
}

// ====== 7. 升级进度 ======
message GetAssetUpgradeProgressRequest {
  int64 star_id = 1;
}
message UpcomingLevelUpItem {
  int64 asset_id = 1;
  string asset_name = 2;
  string asset_thumb = 3;
  int32 like_progress = 4;       // 0-100 进度
  int32 duration_progress = 5;   // 0-100 进度
}
message RecentLevelUpItem {
  int64 asset_id = 1;
  string asset_name = 2;
  string asset_thumb = 3;
  string new_level = 4;
  int64 upgrade_time = 5;        // ms timestamp
}
message GetAssetUpgradeProgressResponse {
  repeated UpcomingLevelUpItem upcoming = 1;
  repeated RecentLevelUpItem recent = 2;
}

// ====== 事件采集响应 ======
message TrackEventResponse {
  int32 accepted = 1;     // 成功接收并进入 channel 的事件数
  int32 rejected = 2;     // 被拒收的事件数（格式错误、限流等）
}