139 lines
3.6 KiB
Go
139 lines
3.6 KiB
Go
package server
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import (
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"fmt"
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"log"
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"net/http"
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"strconv"
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"time"
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"weatherstation/internal/config"
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"weatherstation/internal/database"
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"weatherstation/pkg/types"
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"github.com/gin-gonic/gin"
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)
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// StartGinServer 启动Gin Web服务器
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func StartGinServer() error {
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// 设置Gin模式
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gin.SetMode(gin.ReleaseMode)
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// 创建Gin引擎
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r := gin.Default()
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// 加载HTML模板
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r.LoadHTMLGlob("templates/*")
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// 静态文件服务
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r.Static("/static", "./static")
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// 路由设置
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r.GET("/", indexHandler)
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// API路由组
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api := r.Group("/api")
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{
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api.GET("/system/status", systemStatusHandler)
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api.GET("/stations", getStationsHandler)
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api.GET("/data", getDataHandler)
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}
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// 获取配置的Web端口
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port := config.GetConfig().Server.WebPort
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if port == 0 {
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port = 10003 // 默认端口
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}
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// 启动服务器
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fmt.Printf("Gin Web服务器启动，监听端口 %d...\n", port)
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return r.Run(fmt.Sprintf(":%d", port))
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}
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// indexHandler 处理主页请求
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func indexHandler(c *gin.Context) {
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data := types.PageData{
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Title: "英卓气象站",
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ServerTime: time.Now().Format("2006-01-02 15:04:05"),
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OnlineDevices: database.GetOnlineDevicesCount(database.GetDB()),
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TiandituKey: "0c260b8a094a4e0bc507808812cefdac",
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}
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c.HTML(http.StatusOK, "index.html", data)
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}
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// systemStatusHandler 处理系统状态API请求
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func systemStatusHandler(c *gin.Context) {
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status := types.SystemStatus{
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OnlineDevices: database.GetOnlineDevicesCount(database.GetDB()),
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ServerTime: time.Now().Format("2006-01-02 15:04:05"),
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}
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c.JSON(http.StatusOK, status)
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}
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// getStationsHandler 处理获取站点列表API请求
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func getStationsHandler(c *gin.Context) {
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stations, err := database.GetStations(database.GetDB())
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": "查询站点失败"})
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return
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}
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// 为每个站点计算十进制ID
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for i := range stations {
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if len(stations[i].StationID) > 6 {
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hexID := stations[i].StationID[len(stations[i].StationID)-6:]
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if decimalID, err := strconv.ParseInt(hexID, 16, 64); err == nil {
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stations[i].DecimalID = strconv.FormatInt(decimalID, 10)
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}
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}
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}
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c.JSON(http.StatusOK, stations)
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}
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// getDataHandler 处理获取历史数据API请求
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func getDataHandler(c *gin.Context) {
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// 获取查询参数
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decimalID := c.Query("decimal_id")
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startTime := c.Query("start_time")
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endTime := c.Query("end_time")
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interval := c.Query("interval")
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// 将十进制ID转换为十六进制（补足6位）
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decimalNum, err := strconv.ParseInt(decimalID, 10, 64)
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if err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": "无效的站点编号"})
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return
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}
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hexID := fmt.Sprintf("%06X", decimalNum)
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stationID := fmt.Sprintf("RS485-%s", hexID)
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// 解析时间（按本地CST解析，避免被当作UTC）
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loc, _ := time.LoadLocation("Asia/Shanghai")
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if loc == nil {
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loc = time.FixedZone("CST", 8*3600)
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}
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start, err := time.ParseInLocation("2006-01-02 15:04:05", startTime, loc)
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if err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": "无效的开始时间"})
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return
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}
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end, err := time.ParseInLocation("2006-01-02 15:04:05", endTime, loc)
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if err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": "无效的结束时间"})
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return
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}
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// 获取数据（改为基于10分钟聚合表的再聚合）
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points, err := database.GetSeriesFrom10Min(database.GetDB(), stationID, start, end, interval)
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if err != nil {
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log.Printf("查询数据失败: %v", err) // 记录具体错误到服务端日志
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c.JSON(http.StatusInternalServerError, gin.H{
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"error": fmt.Sprintf("查询数据失败: %v", err),
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})
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return
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}
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c.JSON(http.StatusOK, points)
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}
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