package middleware

import (
	"log/slog"
	"net/http"
	"orbits-server/internal/server/api/assets"
	"strings"
	"time"

	"github.com/gin-gonic/gin"
)

func SlogMiddleware(logger *slog.Logger) gin.HandlerFunc {
	// Make a slog-looking logger, inspired by the gin docs themself
	// JSON logger: https://gin-gonic.com/en/docs/logging/structured-logging/
	return func(c *gin.Context) {
		start := time.Now()
		path := c.Request.URL.Path
		query := c.Request.URL.RawQuery

		c.Next()

		logger.Debug("request",
			slog.String("method", c.Request.Method),
			slog.String("path", path),
			slog.String("query", query),
			slog.Int("status", c.Writer.Status()),
			slog.Duration("latency", time.Since(start)),
			slog.String("client_ip", c.ClientIP()),
			slog.Int("body_size", c.Writer.Size()),
		)

		if len(c.Errors) > 0 {
			for _, err := range c.Errors {
				logger.Error("request error", slog.String("error", err.Error()))
			}
		}
	}
}

func AuthMiddleware() gin.HandlerFunc {
	return func(c *gin.Context) {
		authorizationHeader := c.GetHeader("Authorization")
		if len(authorizationHeader) == 0 {
			c.AbortWithStatusJSON(http.StatusUnauthorized, assets.BasicResponse{
				Msg: "Authorization header is required",
			})
			return
		}

		headerParts := strings.Split(authorizationHeader, " ")
		// The header must be a specific format, 0 being the bearer text and 1 being the token itself, making it 2 pieces total
		// In the following if statement we verify both parts if the part after Bearer is empty its only 1 part for example
		if len(headerParts) != 2 || headerParts[0] != "Bearer" {
			c.AbortWithStatusJSON(http.StatusUnauthorized, assets.BasicResponse{
				Msg: "Authorization header is invalid",
			})
			return
		}

		//givenKey := headerParts[1]
	}
}