fix: 修复多处代码质量问题-移除unwrap/println/dead-code/重复代码/错误吞咽

src/handlers/auth.rs

@@ -5,16 +5,14 @@ use reqwest::Client;
 use sqlx::postgres::PgPool;
 use tracing::{debug, error, info, warn};
 
-use crate::auth::{generate_token, generate_refresh_token, verify_refresh_token};
+use crate::auth::{generate_token, generate_refresh_token};
 use crate::db;
-use crate::error::{AppError, ErrorResponse};
-use crate::models::Claims;
+use crate::error::ErrorResponse;
 use crate::models::{
     AppState, LoginResponse, RefreshTokenRequest, TokenRefreshResponse,
     WeChatApiResponse, WeChatLoginRequest,
 };
 use crate::rate_limiter::LOGIN_RATE_LIMITER;
-use std::sync::Arc;
 
 #[post("/api/login")]
 pub async fn login(
@@ -248,7 +246,7 @@ pub async fn mock_login(
     let user_id = match query.user_id {
         Some(id) => {
             // 验证用户存在
-            match sqlx::query_as::<_, (i32,)>(("SELECT id FROM users WHERE id = $1"))
+            match sqlx::query_as::<_, (i32,)>("SELECT id FROM users WHERE id = $1" )
                 .bind(id)
                 .fetch_optional(pool.get_ref())
                 .await
@@ -447,8 +445,8 @@ pub async fn web_generate_login_code(
         .map(|_| {
             let chars = b"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
             let idx = (Utc::now().timestamp_millis() % 36) as u8;
-            let ch = chars[(idx % 36) as usize] as char;
-            ch
+            
+            chars[(idx % 36) as usize] as char
         })
         .collect();
     let ts = Utc::now().timestamp();