package main

import (
	"path"
	"path/filepath"

	"git.cosysda.de/HuskyTeufel/Hochzeit/handlers"
	"git.cosysda.de/HuskyTeufel/Hochzeit/planner"
	"github.com/gin-gonic/gin"
	"github.com/jinzhu/gorm"
	_ "github.com/jinzhu/gorm/dialects/postgres"
)

type App struct {
	r  *gin.Engine
	db *gorm.DB
}

func (a *App) start() {
	a.db.AutoMigrate(&planner.Besucher{})
	a.r.Use(CORSMiddleware())
	a.r.NoRoute((func(c *gin.Context) {
		dir, file := path.Split(c.Request.RequestURI)
		ext := filepath.Ext(file)
		if file == "" || ext == "" {
			c.File("./ui/dist/ui/index.html")
		} else {
			c.File("./ui/dist/ui/" + path.Join(dir, file))
		}
	}))

	a.r.GET("/besucher", handlers.GetBesucherListHandler)
	a.r.POST("/besucher", handlers.AddBesucherHandler)
	a.r.DELETE("/besucher/:id", handlers.DeleteBesucherHandler)
	a.r.PUT("/besucher", handlers.ComeBesucherHandler)

	err := a.r.Run(":3001")
	if err != nil {
		panic(err)
	}
}

func CORSMiddleware() gin.HandlerFunc {
	return func(c *gin.Context) {
		c.Writer.Header().Set("Access-Control-Allow-Origin", "*")
		c.Writer.Header().Set("Access-Control-Allow-Headers", "Content-Type, Content-Length, Accept-Encoding, X-CSRF-Token, Authorization, accept, origin, Cache-Control, X-Requested-With")
		c.Writer.Header().Set("Access-Control-Allow-Methods", "DELETE, GET, OPTIONS, POST, PUT")

		if c.Request.Method == "OPTIONS" {
			c.AbortWithStatus(204)
			return
		}
		c.Next()
	}
}