package middlewares

import (
	"fmt"
	"time"

	"git.readonly.ch/bouzoure/pop-camarades/helpers"
	"git.readonly.ch/bouzoure/pop-camarades/models"
	"github.com/gofiber/fiber/v2"
)

type TemplatesGlobals struct {
	LoggedIn          bool
	TotpVerified      bool
	UserID            uint
	UserEmail         string
	UserFullname      string
	UserIsAdmin       bool
	TimeStart         time.Time
	ColorMode         string
	AllowMembersPage  bool
	AllowContactsPage bool
	CacheBusting      string
}

func TemplatesMiddleware(c *fiber.Ctx) error {
	globals := TemplatesGlobals{}
	globals.TimeStart = c.Context().Time()

	sess, err := helpers.GetSessionStore(c)
	if err != nil {
		return err
	}

	globals.ColorMode = "auto"
	colorMode := sess.Get("color-mode")
	if colorMode == "dark" || colorMode == "light" {
		globals.ColorMode = colorMode.(string)
	}

	userid := sess.Get("userid")
	if userid != nil {
		switch userid.(type) {
		case uint:
		default:
			return fmt.Errorf("type error, userid should be uint")
		}

		globals.LoggedIn = true
		globals.UserID = userid.(uint)

		db, err := helpers.GetDatabase()
		if err != nil {
			return err
		}

		var user models.User
		result := db.First(&user, "id = ?", globals.UserID)

		if result.Error == nil {
			globals.UserEmail = user.Email
			globals.UserFullname = user.Name
			globals.UserIsAdmin = user.IsAdmin
		}

		showMember, _ := helpers.PermissionsGetSections(
			userid.(uint), "show_member",
		)
		showArchivedMember, _ := helpers.PermissionsGetSections(
			userid.(uint), "show_archived_member",
		)

		if len(showMember) > 0 || len(showArchivedMember) > 0 {
			globals.AllowMembersPage = true
		}

		showContact, _ := helpers.PermissionsGetSections(
			userid.(uint), "show_contact",
		)
		showArchivedContact, _ := helpers.PermissionsGetSections(
			userid.(uint), "show_archived_contact",
		)

		if len(showContact) > 0 || len(showArchivedContact) > 0 {
			globals.AllowContactsPage = true
		}
	}

	totpVerified := sess.Get("totp-verified")
	if totpVerified != nil {
		globals.TotpVerified = true
	}

	config, err := helpers.GetConfig()
	if err != nil {
		return err
	}

	// Use the git commit tag for cache busting
	// If we're in dev mode, just use the unix timestamp
	if config.DevMode {
		globals.CacheBusting = fmt.Sprintf("%d", time.Now().UnixMilli())
	} else {
		globals.CacheBusting = helpers.GetVCSRevision()
	}

	c.Bind(fiber.Map{
		"Globals": globals,
	})

	return c.Next()
}