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main.go
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main.go
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package main
import (
"context"
"github.com/Abdulsametileri/web-based-todo-list-application/config"
"github.com/Abdulsametileri/web-based-todo-list-application/controllers"
"github.com/gin-gonic/gin"
"log"
"net/http"
"os"
"os/signal"
"time"
)
func main() {
if !config.IsDebug {
gin.SetMode(gin.ReleaseMode)
}
var router = gin.New()
if config.IsDebug {
router.Use(gin.Logger())
}
baseCtl := controllers.NewBaseController()
todoCtl := controllers.NewTodoController(baseCtl)
router.Use(corsMiddleware())
router.GET("/ping", func(c *gin.Context) { c.String(http.StatusOK, "pong") })
v1 := router.Group("api/v1")
{
v1.GET("getTodoList", todoCtl.GetTodoList)
v1.POST("addTodo", todoCtl.AddTodo)
v1.GET("deleteAllTodos", todoCtl.DeleteAllTodos)
}
srv := &http.Server{
Addr: ":3000",
Handler: router,
}
go func() {
if err := srv.ListenAndServe(); err != nil {
log.Fatal(err.Error())
}
}()
c := make(chan os.Signal, 1)
signal.Notify(c, os.Interrupt)
signal.Notify(c, os.Kill)
sig := <-c
log.Println("Got signal:", sig)
ctx, _ := context.WithTimeout(context.Background(), 15*time.Second)
srv.Shutdown(ctx)
}
func corsMiddleware() gin.HandlerFunc {
return func(c *gin.Context) {
if config.IsDebug {
c.Writer.Header().Set("Access-Control-Allow-Origin", "*")
} else {
c.Writer.Header().Set("Access-Control-Allow-Origin", config.AppUrl)
}
c.Writer.Header().Set("Access-Control-Max-Age", "86400")
c.Writer.Header().Set("Access-Control-Allow-Methods", "POST, GET, OPTIONS, PUT, DELETE, UPDATE")
c.Writer.Header().Set("Access-Control-Allow-Headers", "Origin, Content-Type, Content-Length, Accept-Encoding, X-CSRF-Token, Authorization")
c.Writer.Header().Set("Access-Control-Expose-Headers", "Content-Length")
c.Writer.Header().Set("Access-Control-Allow-Credentials", "true")
if c.Request.Method == "OPTIONS" {
c.AbortWithStatus(200)
} else {
c.Next()
}
}
}