package Database

import (
	"git.tovijaeschke.xyz/tovi/Envelope/Backend/Models"

	"gorm.io/gorm"
	"gorm.io/gorm/clause"
)

func GetUserConversationById(id string) (Models.UserConversation, error) {
	var (
		message Models.UserConversation
		err     error
	)

	err = DB.First(&message, "id = ?", id).
		Error

	return message, err
}

func GetUserConversationsByUserId(id string, page int) ([]Models.UserConversation, error) {
	var (
		conversations []Models.UserConversation
		offset        int
		err           error
	)

	offset = page * PageSize

	err = DB.Offset(offset).
		Limit(PageSize).
		Order("created_at DESC").
		Find(&conversations, "user_id = ?", id).
		Error

	return conversations, err
}

func CreateUserConversation(userConversation *Models.UserConversation) error {
	var err error

	err = DB.Session(&gorm.Session{FullSaveAssociations: true}).
		Create(userConversation).
		Error

	return err
}

func CreateUserConversations(userConversations *[]Models.UserConversation) error {
	var err error

	err = DB.Create(userConversations).
		Error

	return err
}

func UpdateUserConversation(userConversation *Models.UserConversation) error {
	var err error

	err = DB.Model(Models.UserConversation{}).
		Updates(userConversation).
		Error

	return err
}

func UpdateUserConversations(userConversations *[]Models.UserConversation) error {
	var err error

	err = DB.Model(Models.UserConversation{}).
		Updates(userConversations).
		Error

	return err
}

func UpdateOrCreateUserConversations(userConversations *[]Models.UserConversation) error {
	var err error

	err = DB.Model(Models.UserConversation{}).
		Clauses(clause.OnConflict{
			Columns:   []clause.Column{{Name: "id"}},
			DoUpdates: clause.AssignmentColumns([]string{"admin"}),
		}).
		Create(userConversations).
		Error

	return err
}

func DeleteUserConversation(userConversation *Models.UserConversation) error {
	return DB.Session(&gorm.Session{FullSaveAssociations: true}).
		Delete(userConversation).
		Error
}