package utils

import (
	"fmt"
	"time"

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

type MetaContent struct {
	Username   string
	IsLoggedIn bool
	IsAdmin    bool
	Timestamp  string
	ErrorTitle string
	ErrorText  string
}

// MetaContent collects all the values needed to render the templates that aren't specific to the view
// and combines them into a structure expected by the template
func GenMetaContent(c *gin.Context) MetaContent {
	session := sessions.Default(c)
	sessionUserName := session.Get("username")
	sessionIsLoggedIn := session.Get("isLoggedIn")
	sessionIsAdmin := session.Get("isAdmin")
	var username string
	var isLoggedIn bool
	var isAdmin bool

	// Validate Types
	if sessionUserName != nil {
		username, _ = sessionUserName.(string)
	} else {
		username = ""
	}
	if sessionIsLoggedIn != nil {
		isLoggedIn, _ = sessionIsLoggedIn.(bool)
	} else {
		isLoggedIn = false
	}
	if sessionIsAdmin != nil {
		isAdmin, _ = sessionIsAdmin.(bool)
	} else {
		isAdmin = false
	}

	return MetaContent{
		Username:   username,
		IsLoggedIn: isLoggedIn,
		IsAdmin:    isAdmin,
		Timestamp:  fmt.Sprintf("%d", time.Now().Year()),
	}
}