112 lines
2.7 KiB
Go
112 lines
2.7 KiB
Go
package main
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import (
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"context"
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"fmt"
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"log"
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"net/http"
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"os"
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"os/signal"
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"syscall"
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"time"
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"github.com/gin-gonic/gin"
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swaggerFiles "github.com/swaggo/files"
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ginSwagger "github.com/swaggo/gin-swagger"
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_ "github.com/timetracker/backend/docs"
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"github.com/timetracker/backend/internal/api/middleware"
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"github.com/timetracker/backend/internal/api/routes"
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"github.com/timetracker/backend/internal/config"
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"github.com/timetracker/backend/internal/models"
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_ "gorm.io/driver/postgres"
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)
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// @title Time Tracker API
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// @version 1.0
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// @description This is a simple time tracker API.
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// @host localhost:8080
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// @BasePath /api
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// @securityDefinitions.apikey BearerAuth
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// @in header
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// @name Authorization
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// @Summary Say hello
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// @Description Get a hello message
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// @ID hello
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// @Produce plain
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// @Success 200 {string} string "Hello from the Time Tracker Backend!"
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// @Router / [get]
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func helloHandler(c *gin.Context) {
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c.String(http.StatusOK, "Hello from the Time Tracker Backend!")
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}
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func main() {
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cfg, err := config.LoadConfig()
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if err != nil {
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log.Fatalf("Failed to load config: %v", err)
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}
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// Initialize database
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if err := models.InitDB(cfg.Database); err != nil {
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log.Fatalf("Error initializing database: %v", err)
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}
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defer func() {
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if err := models.CloseDB(); err != nil {
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log.Printf("Error closing database connection: %v", err)
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}
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}()
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// Migrate database schema
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if err := models.MigrateDB(); err != nil {
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log.Fatalf("Error migrating database: %v", err)
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}
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// Initialize JWT keys
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if err := middleware.InitJWTKeys(); err != nil {
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log.Fatalf("Error initializing JWT keys: %v", err)
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}
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// Create Gin router
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r := gin.Default()
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// Basic route for health check
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r.GET("/api", helloHandler)
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// Setup API routes
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routes.SetupRouter(r, cfg)
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// Swagger documentation
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r.GET("/swagger/*any", ginSwagger.WrapHandler(swaggerFiles.Handler))
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// Create a server with graceful shutdown
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srv := &http.Server{
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Addr: ":8080",
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Handler: r,
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}
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// Start server in a goroutine
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go func() {
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fmt.Println("Server listening on port 8080")
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if err := srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
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log.Fatalf("Error starting server: %v", err)
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}
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}()
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// Wait for interrupt signal to gracefully shut down the server
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quit := make(chan os.Signal, 1)
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signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
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<-quit
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log.Println("Shutting down server...")
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// Create a deadline for server shutdown
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ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
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defer cancel()
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// Shutdown the server
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if err := srv.Shutdown(ctx); err != nil {
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log.Fatalf("Server forced to shutdown: %v", err)
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}
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log.Println("Server exited properly")
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}
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