package handlers

import (
	"fiber-sessions/app/data"
	"fiber-sessions/app/router/requests"
	"fiber-sessions/app/templates"

	"github.com/gofiber/fiber/v2"
)

var pcLogin templates.PageContext = templates.PageContext{
	Title:      "Login",
	ActivePage: "login",
}

func Login(ctx *fiber.Ctx) error {
	request := requests.NewRequest(ctx, data.UsersStorage)
	Render(ctx, templates.RenderLogin(request, pcLogin))
	return nil
}

func LoginSubmit(ctx *fiber.Ctx) error {
	request := requests.NewRequest(ctx, data.UsersStorage)

	content := templates.LoginFormValidationContent{
		Validated: true,
		Username:  ctx.FormValue("username"),
		Password:  ctx.FormValue("password"),
	}
	hasError := false

	if len(content.Username) == 0 {
		content.UsernameError = "Username can not be empty."
		hasError = true
	}

	if len(content.Password) == 0 {
		content.PasswordError = "Password can not be empty."
		hasError = true
	}

	if !hasError {
		err := request.LoginUser(content.Username, content.Password)
		if err == nil {
			ctx.Set("HX-Location", "/")
			return nil
		}
		content.LoginError = "Invalid username or password"
	}

	Render(ctx, templates.LoginFormContent(content))
	return nil
}