package model

import (
	"context"
	"gorm.io/gorm"
)

type (
	userModel interface {
		Insert(ctx context.Context, data *User) error
		Update(ctx context.Context, id int64, updates map[string]any) error
		Delete(ctx context.Context, id int64) error
		FindOne(ctx context.Context, id int64) (*User, error)
	}
	User struct {
		updates              map[string]any
		Id                   int64  `gorm:"column:id"`
		Name                 string `gorm:"column:name"`
		Email                string `gorm:"column:email"`
		Password             string `gorm:"column:password"`
		Phone                string `gorm:"column:phone"` //+80-18010489927
		Wechat               string `gorm:"column:wechat"`
		FirstName            string `gorm:"column:first_name"`
		LastName             string `gorm:"column:last_name"`
		Gender               int32  `gorm:"column:gender"`
		Skype                string `gorm:"column:skype"`
		Birthday             int32  `gorm:"column:birthday"`
		CurrentLocation      int32  `gorm:"column:current_location"`
		CurrentLocationOther string `gorm:"column:current_location_other"`
		WorkExperience       int32  `gorm:"column:work_experience"`
		Country              int32  `gorm:"column:country"`
		CountryOther         string `gorm:"column:country_other"`
		AboutMe              string `gorm:"column:about_me"`
	}
	defaultUserModel struct {
		db *gorm.DB
	}
)

func (s *User) TableName() string {
	return "user"
}

func NewUser() *User {
	return &User{
		updates: make(map[string]any),
	}
}

func (s *User) SetId(id int64) *User {
	s.Id = id
	s.set("id", id)
	return s
}

func (s *User) SetName(name string) *User {
	s.Name = name
	s.set("name", name)
	return s
}

func (s *User) SetEmail(email string) *User {
	s.Email = email
	s.set("email", email)
	return s
}

func (s *User) SetPassword(password string) *User {
	s.Password = password
	s.set("password", password)
	return s
}

func (s *User) SetPhone(phone string) *User {
	s.Phone = phone
	s.set("phone", phone)
	return s
}

func (s *User) SetWechat(wechat string) *User {
	s.Wechat = wechat
	s.set("wechat", wechat)
	return s
}

func (s *User) SetFirstName(firstName string) *User {
	s.FirstName = firstName
	s.set("first_name", firstName)
	return s
}

func (s *User) SetLastName(lastName string) *User {
	s.LastName = lastName
	s.set("last_name", lastName)
	return s
}

func (s *User) SetGender(gender int32) *User {
	s.Gender = gender
	s.set("gender", gender)
	return s
}

func (s *User) SetSkype(skype string) *User {
	s.Skype = skype
	s.set("skype", skype)
	return s
}

func (s *User) SetBirthday(birthday int32) *User {
	s.Birthday = birthday
	s.set("birthday", birthday)
	return s
}

func (s *User) SetCurrentLocation(currentLocation int32) *User {
	s.CurrentLocation = currentLocation
	s.set("current_location", currentLocation)
	return s
}

func (s *User) SetCurrentLocationOther(currentLocationOther string) *User {
	s.CurrentLocationOther = currentLocationOther
	s.set("current_location_other", currentLocationOther)
	return s
}

func (s *User) SetWorkExperience(workExperience int32) *User {
	s.WorkExperience = workExperience
	s.set("work_experience", workExperience)
	return s
}

func (s *User) SetCountry(country int32) *User {
	s.Country = country
	s.set("country", country)
	return s
}

func (s *User) SetCountryOther(countryOther string) *User {
	s.CountryOther = countryOther
	s.set("country_other", countryOther)
	return s
}

func (s *User) SetAboutMe(aboutMe string) *User {
	s.AboutMe = aboutMe
	s.set("about_me", aboutMe)
	return s
}

func (s *User) set(key string, val any) {
	s.updates[key] = val
}

func (s *User) UpdateColumn() map[string]any {
	return s.updates
}

func newUserDAO(db *gorm.DB) *defaultUserModel {
	return &defaultUserModel{
		db: db,
	}
}

func (s *defaultUserModel) Insert(ctx context.Context, data *User) error {
	return s.db.Create(data).Error
}

func (s *defaultUserModel) Update(ctx context.Context, id int64, updates map[string]any) error {
	return s.db.Model(User{}).Where("id=?", id).Updates(updates).Error
}

func (s *defaultUserModel) Delete(ctx context.Context, id int64) error {
	return s.db.Where("id=?", id).Delete(&User{}).Error
}

func (s *defaultUserModel) FindOne(ctx context.Context, id int64) (*User, error) {
	row := User{}
	err := s.db.Where("id=?", id).Find(&row).Error
	return findResultWithError(&row, err)
}