2026-06-17 20:49:17 +08:00
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//! 共享应用状态。
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//!
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//! 采样任务(写)与 HTTP handler(读)通过一个被 `RwLock` 保护的
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//! `Stats` 快照通信。`AppState` 可廉价 `clone`(内部是 `Arc`)。
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use std::sync::Arc;
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use tokio::sync::RwLock;
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2026-06-20 20:43:23 +08:00
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use crate::auth::{self, DevGate, UserStore};
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2026-06-17 20:49:17 +08:00
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use crate::monitor::Stats;
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2026-06-24 21:12:14 +08:00
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use crate::photos::PhotoStore;
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2026-06-18 20:13:18 +08:00
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use crate::weather::WeatherService;
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2026-06-17 20:49:17 +08:00
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#[derive(Clone)]
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pub struct AppState {
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/// 最新一次采样快照。
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pub snapshot: Arc<RwLock<Stats>>,
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2026-06-20 20:43:23 +08:00
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/// 用户校验后端(MySQL 或内置兜底):内部已是连接池/只读 map,`Arc` 共享即可。
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2026-06-18 00:00:38 +08:00
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pub users: Arc<UserStore>,
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2026-06-20 20:43:23 +08:00
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/// 开发者入口门:合法入口 hash 集合,只读共享。
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pub gate: Arc<DevGate>,
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2026-06-18 20:13:18 +08:00
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/// 天气/定位服务(自带每日限流 + 缓存)。
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pub weather: Arc<WeatherService>,
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2026-06-24 21:12:14 +08:00
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/// 照片墙图片仓库(按用户隔离的磁盘目录)。
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pub photos: PhotoStore,
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2026-06-17 20:49:17 +08:00
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}
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impl AppState {
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pub fn new() -> Self {
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2026-06-20 20:43:23 +08:00
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// 一个连接池给登录校验与入口门共用(克隆是廉价的、共享底层连接)。
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let pool = auth::db_pool_from_env();
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2026-06-17 20:49:17 +08:00
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Self {
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snapshot: Arc::new(RwLock::new(Stats::default())),
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2026-06-20 20:43:23 +08:00
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users: Arc::new(UserStore::new(pool.clone())),
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gate: Arc::new(DevGate::new(pool)),
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2026-06-18 20:13:18 +08:00
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weather: Arc::new(WeatherService::from_env()),
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2026-06-24 21:12:14 +08:00
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photos: PhotoStore::from_env(),
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2026-06-17 20:49:17 +08:00
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}
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}
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}
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