package user

import (
	"net/url"
	"nixcn-cms/data"
	"nixcn-cms/internal/cryptography"
	"nixcn-cms/internal/exception"
	"nixcn-cms/utils"
	"unicode/utf8"

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

func Update(c *gin.Context) {
	// New user model
	userIdOrig, ok := c.Get("user_id")
	if !ok {
		errorCode := new(exception.Builder).
			SetStatus(exception.StatusUser).
			SetService(exception.ServiceUser).
			SetEndpoint(exception.EndpointUserServiceUpdate).
			SetType(exception.TypeCommon).
			SetOriginal(exception.CommonErrorMissingUserId).
			Build(c)
		utils.HttpResponse(c, 403, errorCode)
		return
	}
	userId, err := uuid.Parse(userIdOrig.(string))
	if err != nil {
		errorCode := new(exception.Builder).
			SetStatus(exception.StatusServer).
			SetService(exception.ServiceUser).
			SetEndpoint(exception.EndpointUserServiceUpdate).
			SetType(exception.TypeCommon).
			SetOriginal(exception.CommonErrorUuidParseFailed).
			SetError(err).
			Build(c)
		utils.HttpResponse(c, 500, errorCode)
		return
	}

	var ReqInfo data.User
	err = c.ShouldBindJSON(&ReqInfo)
	if err != nil {
		errorCode := new(exception.Builder).
			SetStatus(exception.StatusUser).
			SetService(exception.ServiceUser).
			SetEndpoint(exception.EndpointUserServiceUpdate).
			SetType(exception.TypeCommon).
			SetOriginal(exception.CommonErrorInvalidInput).
			SetError(err).
			Build(c)
		utils.HttpResponse(c, 400, errorCode)
		return
	}

	// Get user info
	userData, err := new(data.User).GetByUserId(c, userId)
	if err != nil {
		errorCode := new(exception.Builder).
			SetStatus(exception.StatusUser).
			SetService(exception.ServiceUser).
			SetEndpoint(exception.EndpointUserServiceUpdate).
			SetType(exception.TypeCommon).
			SetOriginal(exception.CommonErrorUserNotFound).
			SetError(err).
			Build(c)
		utils.HttpResponse(c, 500, errorCode)
		return
	}

	// if len(ReqInfo.Email) < 5 || len(ReqInfo.Email) >= 255 {
	// 	utils.HttpResponse(c, 400, "", "invilad email")
	// 	return
	// }
	// userData.Email = ReqInfo.Email

	// utils.HttpResponse(c, 400, "", "invilad user name")
	// return

	if ReqInfo.Username != "" {
		if len(ReqInfo.Username) < 5 || len(ReqInfo.Username) >= 255 {
			errorCode := new(exception.Builder).
				SetStatus(exception.StatusUser).
				SetService(exception.ServiceUser).
				SetEndpoint(exception.EndpointUserServiceUpdate).
				SetType(exception.TypeCommon).
				SetOriginal(exception.CommonErrorInvalidInput).
				Build(c)
			utils.HttpResponse(c, 400, errorCode)
			return
		}
		userData.Username = ReqInfo.Username
	}

	if ReqInfo.Nickname != "" {
		if utf8.RuneCountInString(ReqInfo.Nickname) > 24 {
			errorCode := new(exception.Builder).
				SetStatus(exception.StatusUser).
				SetService(exception.ServiceUser).
				SetEndpoint(exception.EndpointUserServiceUpdate).
				SetType(exception.TypeCommon).
				SetOriginal(exception.CommonErrorInvalidInput).
				Build(c)
			utils.HttpResponse(c, 400, errorCode)
			return
		}
		userData.Nickname = ReqInfo.Nickname
	}

	if ReqInfo.Subtitle != "" {
		if utf8.RuneCountInString(ReqInfo.Subtitle) > 32 {
			errorCode := new(exception.Builder).
				SetStatus(exception.StatusUser).
				SetService(exception.ServiceUser).
				SetEndpoint(exception.EndpointUserServiceUpdate).
				SetType(exception.TypeCommon).
				SetOriginal(exception.CommonErrorInvalidInput).
				Build(c)
			utils.HttpResponse(c, 400, errorCode)
			return
		}
		userData.Subtitle = ReqInfo.Subtitle
	}

	if ReqInfo.Avatar != "" {
		_, err := url.ParseRequestURI(ReqInfo.Avatar)
		if err != nil {
			errorCode := new(exception.Builder).
				SetStatus(exception.StatusUser).
				SetService(exception.ServiceUser).
				SetEndpoint(exception.EndpointUserServiceUpdate).
				SetType(exception.TypeCommon).
				SetOriginal(exception.CommonErrorInvalidInput).
				SetError(err).
				Build(c)
			utils.HttpResponse(c, 400, errorCode)
			return
		}
		userData.Avatar = ReqInfo.Avatar
	}

	if ReqInfo.Bio != "" {
		if !cryptography.IsBase64Std(ReqInfo.Bio) {
			errorCode := new(exception.Builder).
				SetStatus(exception.StatusUser).
				SetService(exception.ServiceUser).
				SetEndpoint(exception.EndpointUserServiceUpdate).
				SetType(exception.TypeCommon).
				SetOriginal(exception.CommonErrorInvalidInput).
				Build(c)
			utils.HttpResponse(c, 400, errorCode)
			return
		}
		userData.Bio = ReqInfo.Bio
	}

	// Update user info
	userData.UpdateByUserID(c, userId)

	errorCode := new(exception.Builder).
		SetStatus(exception.StatusUser).
		SetService(exception.ServiceUser).
		SetEndpoint(exception.EndpointUserServiceUpdate).
		SetType(exception.TypeCommon).
		SetOriginal(exception.CommonSuccess).
		Build(c)
	utils.HttpResponse(c, 200, errorCode)
}