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package main
import (
"errors"
"log"
"net/http"
"strings"
"water/api/internal/database"
"water/api/internal/controllers"
"github.com/gin-gonic/gin"
_ "github.com/mattn/go-sqlite3"
)
func CORSMiddleware() gin.HandlerFunc {
return func(c *gin.Context) {
c.Writer.Header().Set("Access-Control-Allow-Origin", "*")
c.Writer.Header().Set("Access-Control-Allow-Credentials", "true")
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", "POST, OPTIONS, GET, PUT")
if c.Request.Method == "OPTIONS" {
log.Println(c.Request.Header)
c.AbortWithStatus(http.StatusNoContent)
return
}
c.Next()
}
}
func checkForTokenInContext(c *gin.Context) (string, error) {
authorizationHeader := c.GetHeader("Authorization")
if authorizationHeader == "" {
return "", errors.New("authorization header is missing")
}
parts := strings.Split(authorizationHeader, " ")
if len(parts) != 2 || parts[0] != "Bearer" {
return "", errors.New("invalid Authorization header format")
}
return parts[1], nil
}
func TokenRequired() gin.HandlerFunc {
return func(c *gin.Context) {
_, err := checkForTokenInContext(c)
if err != nil {
c.JSON(http.StatusUnauthorized, gin.H{"error": "Unauthorized"})
c.Abort()
return
}
c.Next()
}
}
func setupRouter() *gin.Engine {
// Disable Console Color
// gin.DisableConsoleColor()
r := gin.Default()
r.Use(CORSMiddleware())
r.Use(gin.Logger())
r.Use(gin.Recovery())
api := r.Group("api/v1")
api.POST("/auth", controllers.AuthHandler)
user := api.Group("/user/:uuid")
user.Use(TokenRequired())
{
user.GET("", controllers.GetUser)
user.GET("preferences", controllers.GetUserPreferences)
user.PATCH("preferences", controllers.UpdateUserPreferences)
}
stats := api.Group("/stats")
stats.Use(TokenRequired())
{
stats.GET("/", controllers.GetAllStatistics)
stats.POST("/", controllers.PostNewStatistic)
stats.GET("weekly/", controllers.GetWeeklyStatistics)
stats.GET("daily/", controllers.GetDailyUserStatistics)
stats.GET("user/:uuid", controllers.GetUserStatistics)
stats.PATCH("user/:uuid", controllers.UpdateUserStatistic)
stats.DELETE("user/:uuid", controllers.DeleteUserStatistic)
}
return r
}
func main() {
database.SetupDatabase()
r := setupRouter()
// Listen and Server in 0.0.0.0:8080
err := r.Run(":8080")
if err != nil {
return
}
}
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