根据前端上传数据的修改，修正了相关代码

src/db.rs

@@ -7,7 +7,7 @@ use crate::models::{WeatherData, WeatherDataBrief, WeatherListResponse};
 
 // 用于插入weather_data的数据
 pub async fn insert_weather_data(pool: &PgPool, weather_data: &WeatherData) -> Result<i32, String> {
-    // 1. 根据 openid 查询 user_id
+    // 1. 根据 openid 查询 user_id (这部分逻辑不变)
     let user_id = match sqlx::query_as::<_, (i32,)>("SELECT id FROM users WHERE openid = $1")
         .bind(&weather_data.openid)
         .fetch_optional(pool)
@@ -22,7 +22,7 @@ pub async fn insert_weather_data(pool: &PgPool, weather_data: &WeatherData) -> R
         }
     };
 
-    // 2. 准备插入数据的 SQL 语句
+    // 2. 准备插入数据的 SQL 语句 (SQL本身不变)
     let insert_query = r#"
         INSERT INTO weather_data (
             user_id, title, date, hour, min, longitude, latitude, daysincejanfirst,
@@ -39,15 +39,11 @@ pub async fn insert_weather_data(pool: &PgPool, weather_data: &WeatherData) -> R
         ) RETURNING id
     "#;
 
-    // 转换经纬度为字符串
-    //let longitude_str = weather_data.longitude.to_string();
-    //let latitude_str = weather_data.latitude.to_string();
-
     // 3. 执行插入操作
     let inserted_id = match sqlx::query_as::<_, (i32,)>(insert_query)
         .bind(user_id)
         .bind(&weather_data.title)
-        .bind(weather_data.date) // NaiveDate 类型，sqlx 会自动处理
+        .bind(weather_data.date)
         .bind(weather_data.hours)
         .bind(weather_data.min)
         .bind(&weather_data.longitude)
@@ -61,11 +57,11 @@ pub async fn insert_weather_data(pool: &PgPool, weather_data: &WeatherData) -> R
         .bind(&weather_data.cloud_index)
         .bind(weather_data.solar_radiation_level as i32)
         .bind(weather_data.has_measured_wind_speed)
-        .bind(weather_data.measured_wind_speed)
-        .bind(weather_data.converted_wind_speed as i32)
-        .bind(weather_data.measurement_height)
+        .bind(weather_data.measured_wind_speed) // <-- 修改: 直接绑定 Option<f64>
+        .bind(weather_data.converted_wind_speed) // <-- 修改: 直接绑定 Option<i32>，并移除 `as i32`
+        .bind(weather_data.measurement_height) // <-- 修改: 直接绑定 Option<f64>
         .bind(&weather_data.area_type)
-        .bind(weather_data.point_wind_speed)
+        .bind(weather_data.point_wind_speed) // <-- 修改: 直接绑定 Option<f64>
         .bind(&weather_data.atmospheric_stability)
         .bind(&weather_data.suitability_degree)
         .bind(
@@ -84,7 +80,7 @@ pub async fn insert_weather_data(pool: &PgPool, weather_data: &WeatherData) -> R
         .bind(&weather_data.overall_suitability)
         .bind(&weather_data.inspection_type)
         .bind(&weather_data.assignment_number)
-        .bind(weather_data.calculated_wind_speed)
+        .bind(weather_data.calculated_wind_speed) // 这个本来就是 Option，无需修改
         .bind(weather_data.has_spot_check_wind_speed)
         .fetch_one(pool)
         .await

src/models.rs

@@ -133,15 +133,14 @@ pub struct WeatherListResponse {
 }
 
 // 天气数据结构体（修改后）
-#[derive(Debug, Deserialize, Serialize, FromRow)] // 添加 FromRow 派生
+#[derive(Debug, Deserialize, Serialize, FromRow)]
 pub struct WeatherData {
-    // 添加 id 字段（数据库中应该有这个主键）
-    #[serde(skip_deserializing)] // 1. 反序列化时忽略该字段；
-    #[sqlx(rename = "id")] // 数据库表的 id 列（自增主键），查询映射时使用
+    #[serde(skip_deserializing)]
+    #[sqlx(rename = "id")]
     pub id: i32,
 
     #[serde(rename = "areaType")]
-    #[sqlx(rename = "areatype")] // 数据库列名是小写下划线式
+    #[sqlx(rename = "areatype")]
     pub area_type: String,
 
     #[serde(rename = "assignmentnumber")]
@@ -162,15 +161,18 @@ pub struct WeatherData {
 
     #[serde(rename = "calculatedwindspeed")]
     #[sqlx(rename = "calculatedwindspeed")]
-    pub calculated_wind_speed: Option<f64>,
+    pub calculated_wind_speed: Option<f64>, // 这个已经是 Option，很好
 
     #[serde(rename = "cloudIndex")]
     #[sqlx(rename = "cloudindex")]
     pub cloud_index: String,
 
+    // --- 以下是修改的重点 ---
+    // 这些字段在前端是条件性发送的，因此在 Rust 中也必须是可选的
+
     #[serde(rename = "convertedWindSpeed")]
     #[sqlx(rename = "convertedwindspeed")]
-    pub converted_wind_speed: i32,
+    pub converted_wind_speed: Option<i32>, // <-- 修改: i32 -> Option<i32>
 
     pub date: NaiveDate,
 
@@ -187,7 +189,7 @@ pub struct WeatherData {
     pub has_spot_check_wind_speed: bool,
 
     #[serde(rename = "hours")]
-    #[sqlx(rename = "hour")] // 数据库中是 hour 字段
+    #[sqlx(rename = "hour")]
     pub hours: i32,
 
     #[serde(rename = "inspectiontype")]
@@ -203,11 +205,11 @@ pub struct WeatherData {
 
     #[serde(rename = "measuredWindSpeed")]
     #[sqlx(rename = "measuredwindspeed")]
-    pub measured_wind_speed: f64,
+    pub measured_wind_speed: Option<f64>, // <-- 修改: f64 -> Option<f64>
 
     #[serde(rename = "measurementHeight")]
     #[sqlx(rename = "measurementheight")]
-    pub measurement_height: f64,
+    pub measurement_height: Option<f64>, // <-- 修改: f64 -> Option<f64>
 
     #[serde(rename = "min")]
     #[sqlx(rename = "min")]
@@ -225,7 +227,7 @@ pub struct WeatherData {
 
     #[serde(rename = "pointWindSpeed")]
     #[sqlx(rename = "pointwindspeed")]
-    pub point_wind_speed: f64,
+    pub point_wind_speed: Option<f64>, // <-- 修改: f64 -> Option<f64>
 
     #[serde(rename = "solarDeclination")]
     #[sqlx(rename = "solardeclination")]