feat(api): add statistics endpoint

Author: Akinator31

rustmail/src/api/handler/bot/mod.rs

@@ -1,13 +1,15 @@
 pub mod config;
 pub mod restart;
 pub mod start;
+pub mod statistics;
 pub mod status;
 pub mod stop;
 pub mod tickets;
 
 pub use config::*;
 pub use restart::*;
 pub use start::*;
+pub use statistics::*;
 pub use status::*;
 pub use stop::*;
 pub use tickets::*;

rustmail/src/api/handler/bot/statistics.rs

@@ -0,0 +1,50 @@
+use crate::prelude::db::*;
+use crate::prelude::types::*;
+use axum::Json;
+use axum::extract::{Query, State};
+use axum::http::StatusCode;
+use axum::response::IntoResponse;
+use std::sync::Arc;
+use tokio::sync::Mutex;
+
+#[derive(serde::Deserialize)]
+pub struct StatisticsQuery {
+    #[serde(default = "default_days")]
+    pub days: i64,
+}
+
+fn default_days() -> i64 {
+    30
+}
+
+pub async fn handle_statistics(
+    State(bot_state): State<Arc<Mutex<BotState>>>,
+    Query(query): Query<StatisticsQuery>,
+) -> impl IntoResponse {
+    let days = match query.days {
+        7 | 30 | 90 => query.days,
+        _ => 30,
+    };
+
+    let state_lock = bot_state.lock().await;
+
+    let pool = match &state_lock.db_pool {
+        Some(p) => p.clone(),
+        None => {
+            return (
+                StatusCode::SERVICE_UNAVAILABLE,
+                Json(serde_json::json!({"error": "Database not available"})),
+            );
+        }
+    };
+
+    drop(state_lock);
+
+    match get_statistics(&pool, days).await {
+        Ok(stats) => (StatusCode::OK, Json(serde_json::to_value(stats).unwrap())),
+        Err(e) => (
+            StatusCode::INTERNAL_SERVER_ERROR,
+            Json(serde_json::json!({"error": format!("Failed to fetch statistics: {}", e)})),
+        ),
+    }
+}

rustmail/src/api/routes/bot.rs

@@ -32,6 +32,7 @@ pub fn create_bot_router(bot_state: Arc<Mutex<BotState>>) -> Router<Arc<Mutex<Bo
         .route("/status", get(handle_status_bot))
         .route("/tickets", get(handle_tickets_bot))
         .route("/config", get(handle_get_config))
+        .route("/statistics", get(handle_statistics))
         .layer(axum::middleware::from_fn_with_state(
             bot_state.clone(),
             move |state, jar, req, next| {