package entities

import (
	"time"

	"gorm.io/datatypes"
)

const (
	RoleMember     = "member"
	RoleInstructor = "instructor"
	RoleVenueOwner = "venue_owner"
	RoleAdmin      = "admin"
)

type User struct {
	ID                string         `gorm:"type:uuid;primaryKey" json:"id,omitempty"`
	PhoneNumber       string         `gorm:"uniqueIndex;not null" json:"phone_number,omitempty"`
	Email             *string        `json:"email,omitempty"`
	PasswordHash      *string        `json:"password_hash,omitempty"`
	FullName          string         `json:"full_name,omitempty"`
	Nickname          string         `json:"nickname,omitempty"`
	Gender            *string        `json:"gender,omitempty"`
	DanceLevel        *string        `json:"dance_level,omitempty"`
	Rank              *string        `json:"rank,omitempty"`
	Province          *string        `json:"province,omitempty"`
	City              *string        `json:"city,omitempty"`
	Description       *string        `gorm:"type:text" json:"description,omitempty"`
	Interests         datatypes.JSON `swaggertype:"object" json:"interests,omitempty"`
	OtherInterest     *string        `json:"other_interest,omitempty"`
	ProfileMedia      *string        `json:"profile_media,omitempty"`
	PrefedLanguage    *string        `json:"prefed_language,omitempty"`
	Age               *int           `json:"age,omitempty"`
	AdditionalDetails datatypes.JSON `swaggertype:"object" json:"additional_details,omitempty"`

	IsMember     bool `json:"is_member,omitempty"`
	IsInstructor bool `json:"is_instructor,omitempty"`
	IsVO         bool `json:"is_vo,omitempty"`

	CreatedAt time.Time `json:"created_at,omitempty"`
	UpdatedAt time.Time `json:"updated_at,omitempty"`

	Roles []UserRole `gorm:"foreignKey:UserID" json:"roles,omitempty"`
}

type UserRole struct {
	ID        string    `gorm:"type:uuid;primaryKey" json:"id,omitempty"`
	UserID    string    `gorm:"type:uuid;index" json:"user_id,omitempty"`
	Role      string    `gorm:"type:varchar(50)" json:"role,omitempty"`
	CreatedAt time.Time `json:"created_at,omitempty"`

	User User `gorm:"foreignKey:UserID" json:"user,omitempty"`
}

type Instructor struct {
	ID             string         `gorm:"type:uuid;primaryKey" json:"id,omitempty"`
	UserID         string         `gorm:"type:uuid;uniqueIndex" json:"user_id,omitempty"`
	Rank           string         `json:"rank,omitempty"`
	Specialization datatypes.JSON `swaggertype:"object" json:"specialization,omitempty"`
	Introduction   datatypes.JSON `swaggertype:"object" json:"introduction,omitempty"`
	ProfileMedia   datatypes.JSON `swaggertype:"object" json:"profile_media,omitempty"`

	CreatedAt time.Time `json:"created_at,omitempty"`

	User User `gorm:"foreignKey:UserID" json:"user,omitempty"`
}

type VenueOwner struct {
	ID        string    `gorm:"type:uuid;primaryKey" json:"id,omitempty"`
	UserID    string    `gorm:"type:uuid;uniqueIndex" json:"user_id,omitempty"`
	CreatedAt time.Time `json:"created_at,omitempty"`

	User User `gorm:"foreignKey:UserID" json:"user,omitempty"`
}

type Venue struct {
	ID                 string         `gorm:"type:uuid;primaryKey" json:"id,omitempty"`
	OwnerID            string         `gorm:"type:uuid;index" json:"owner_id,omitempty"`
	Name               string         `json:"name,omitempty"`
	Description        datatypes.JSON `swaggertype:"object" json:"description,omitempty"`
	Province           string         `json:"province,omitempty"`
	City               string         `json:"city,omitempty"`
	Address            string         `json:"address,omitempty"`
	Latitude           float64        `json:"latitude,omitempty"`
	Longitude          float64        `json:"longitude,omitempty"`
	Capacity           int            `json:"capacity,omitempty"`
	MinimumConsumption float64        `json:"minimum_consumption,omitempty"`
	OpeningTime        string         `json:"opening_time,omitempty"`
	ClosingTime        string         `json:"closing_time,omitempty"`
	VenueMedia         datatypes.JSON `swaggertype:"object" json:"venue_media,omitempty"`
	VerificationStatus string         `json:"verification_status,omitempty"`

	Facilities      []Facility     `gorm:"many2many:venue_facilities;" json:"facilities,omitempty"`
	ExtraFacilities datatypes.JSON `swaggertype:"array,string" json:"extra_facilities,omitempty"`
	RatingFood      float64        `json:"rating_food,omitempty"`
	RatingPrice     float64        `json:"rating_price,omitempty"`
	RatingMusic     float64        `json:"rating_music,omitempty"`
	RatingSound     float64        `json:"rating_sound,omitempty"`
	RatingParking   float64        `json:"rating_parking,omitempty"`

	CreatedAt time.Time `json:"created_at,omitempty"`

	Owner VenueOwner `gorm:"foreignKey:OwnerID" json:"owner,omitempty"`
}

type Facility struct {
	ID   string `gorm:"type:uuid;primaryKey" json:"id,omitempty"`
	Name string `json:"name,omitempty"`
	Icon string `json:"icon,omitempty"`
}

type Class struct {
	ID           string  `gorm:"type:uuid;primaryKey" json:"id,omitempty"`
	InstructorID string  `gorm:"type:uuid;index" json:"instructor_id,omitempty"`
	VenueID      *string `gorm:"type:uuid" json:"venue_id,omitempty"`

	Title       string         `json:"title,omitempty"`
	Description datatypes.JSON `swaggertype:"object" json:"description,omitempty"`
	Capacity    int            `json:"capacity,omitempty"`
	Price       float64        `json:"price,omitempty"`

	ScheduleType string    `json:"schedule_type,omitempty"`
	StartTime    time.Time `json:"start_time,omitempty"`
	EndTime      time.Time `json:"end_time,omitempty"`

	ClassMedia datatypes.JSON `swaggertype:"object" json:"class_media,omitempty"`

	AvailableSlots datatypes.JSON `swaggertype:"object" json:"available_slots,omitempty"`
	AvailableTypes datatypes.JSON `swaggertype:"object" json:"available_types,omitempty"`
	CustomField    datatypes.JSON `swaggertype:"object" json:"custom_field,omitempty"`

	CreatedAt time.Time `json:"created_at,omitempty"`

	Instructor Instructor `gorm:"foreignKey:InstructorID" json:"instructor,omitempty"`
	Venue      *Venue     `gorm:"foreignKey:VenueID" json:"venue,omitempty"`
}

type ClassBooking struct {
	ID            string `gorm:"type:uuid;primaryKey" json:"id,omitempty"`
	ClassID       string `gorm:"type:uuid;index" json:"class_id,omitempty"`
	UserID        string `gorm:"type:uuid;index" json:"user_id,omitempty"`
	BookingStatus string `json:"booking_status,omitempty"`
	PaymentStatus string `json:"payment_status,omitempty"`
	PaymentMethod string `json:"payment_method,omitempty"`

	SlotIDs         datatypes.JSON `swaggertype:"array,string" json:"slot_ids,omitempty"`
	TypeID          string         `json:"type_id,omitempty"`
	TotalAmount     float64        `json:"total_amount,omitempty"`
	XenditInvoiceID *string        `json:"xendit_invoice_id,omitempty"`
	CheckoutURL     *string        `json:"checkout_url,omitempty"`

	AvailableSlots datatypes.JSON `swaggertype:"object" json:"available_slots,omitempty"`
	AvailableTypes datatypes.JSON `swaggertype:"object" json:"available_types,omitempty"`
	PaymentDetails datatypes.JSON `swaggertype:"object" json:"payment_details,omitempty"`

	CreatedAt time.Time `json:"created_at,omitempty"`

	Class Class `gorm:"foreignKey:ClassID" json:"class,omitempty"`
	User  User  `gorm:"foreignKey:UserID" json:"user,omitempty"`
}

type Event struct {
	ID         string  `gorm:"type:uuid;primaryKey" json:"id,omitempty"`
	HostUserID string  `gorm:"type:uuid;index" json:"host_user_id,omitempty"`
	VenueID    *string `gorm:"type:uuid" json:"venue_id,omitempty"`

	Title       string         `json:"title,omitempty"`
	Description datatypes.JSON `swaggertype:"object" json:"description,omitempty"`

	ScheduleType string    `json:"schedule_type,omitempty"`
	EventDate    time.Time `json:"event_date,omitempty"`

	StartTime time.Time `json:"start_time,omitempty"`
	EndTime   time.Time `json:"end_time,omitempty"`

	Capacity    int     `json:"capacity,omitempty"`
	EntranceFee float64 `json:"entrance_fee,omitempty"`

	EventMedia datatypes.JSON `swaggertype:"object" json:"event_media,omitempty"`

	// Approval workflow
	ApprovalStatus  string  `gorm:"type:varchar(50);default:'PENDING_APPROVAL'" json:"approval_status,omitempty"`
	RejectionReason *string `gorm:"type:text" json:"rejection_reason,omitempty"`

	CreatedAt time.Time `json:"created_at,omitempty"`
	UpdatedAt time.Time `json:"updated_at,omitempty"`

	HostUser    User              `gorm:"foreignKey:HostUserID" json:"host_user,omitempty"`
	Venue       *Venue            `gorm:"foreignKey:VenueID" json:"venue,omitempty"`
	Packages    []EventPackage    `gorm:"foreignKey:EventID" json:"packages,omitempty"`
	Instructors []EventInstructor `gorm:"foreignKey:EventID" json:"instructors,omitempty"`
}

type EventInstructor struct {
	ID              string `gorm:"type:uuid;primaryKey" json:"id,omitempty"`
	EventID         string `gorm:"type:uuid;index" json:"event_id,omitempty"`
	InstructorID    string `gorm:"type:uuid;index" json:"instructor_id,omitempty"`
	PartnerCapacity int    `json:"partner_capacity,omitempty"`

	CreatedAt time.Time `json:"created_at,omitempty"`

	Event      Event      `gorm:"foreignKey:EventID" json:"event,omitempty"`
	Instructor Instructor `gorm:"foreignKey:InstructorID" json:"instructor,omitempty"`
}

type EventPackage struct {
	ID              string         `gorm:"type:uuid;primaryKey" json:"id,omitempty"`
	EventID         string         `gorm:"type:uuid;index" json:"event_id,omitempty"`
	Name            string         `json:"name,omitempty"`
	Description     datatypes.JSON `swaggertype:"object" json:"description,omitempty"`
	Price           float64        `json:"price,omitempty"`
	PartnerIncluded bool           `json:"partner_included,omitempty"`

	CreatedAt time.Time `json:"created_at,omitempty"`

	Event Event `gorm:"foreignKey:EventID" json:"event,omitempty"`
}

type EventBooking struct {
	ID                  string  `gorm:"type:uuid;primaryKey" json:"id,omitempty"`
	EventID             string  `gorm:"type:uuid;index" json:"event_id,omitempty"`
	PackageID           string  `gorm:"type:uuid" json:"package_id,omitempty"`
	UserID              string  `gorm:"type:uuid" json:"user_id,omitempty"`
	PartnerInstructorID *string `gorm:"type:uuid" json:"partner_instructor_id,omitempty"`

	BookingStatus string `json:"booking_status,omitempty"`
	PaymentStatus string `json:"payment_status,omitempty"`
	PaymentMethod string `json:"payment_method,omitempty"`

	// Payment integration
	TotalAmount     float64 `json:"total_amount,omitempty"`
	XenditInvoiceID *string `json:"xendit_invoice_id,omitempty"`
	CheckoutURL     *string `json:"checkout_url,omitempty"`

	CreatedAt time.Time `json:"created_at,omitempty"`
	UpdatedAt time.Time `json:"updated_at,omitempty"`

	Event   Event        `gorm:"foreignKey:EventID" json:"event,omitempty"`
	Package EventPackage `gorm:"foreignKey:PackageID" json:"package,omitempty"`
	User    User         `gorm:"foreignKey:UserID" json:"user,omitempty"`
}

type Payment struct {
	ID string `gorm:"type:uuid;primaryKey" json:"id,omitempty"`

	UserID string `gorm:"type:uuid" json:"user_id,omitempty"`

	EventBookingID *string `gorm:"type:uuid" json:"event_booking_id,omitempty"`
	ClassBookingID *string `gorm:"type:uuid" json:"class_booking_id,omitempty"`

	Amount        float64 `json:"amount,omitempty"`
	PaymentMethod string  `json:"payment_method,omitempty"`
	PaymentStatus string  `json:"payment_status,omitempty"`

	XenditInvoiceID *string `json:"xendit_invoice_id,omitempty"`

	CreatedAt time.Time `json:"created_at,omitempty"`

	User User `gorm:"foreignKey:UserID" json:"user,omitempty"`
}

type UserFavorite struct {
	ID        string    `gorm:"type:uuid;primaryKey" json:"id,omitempty"`
	UserID    string    `gorm:"type:uuid;index:idx_user_class,unique" json:"user_id,omitempty"`
	ClassID   string    `gorm:"type:uuid;index:idx_user_class,unique" json:"class_id,omitempty"`
	CreatedAt time.Time `json:"created_at,omitempty"`

	User  User  `gorm:"foreignKey:UserID" json:"user,omitempty"`
	Class Class `gorm:"foreignKey:ClassID" json:"class,omitempty"`
}

type OTPVerification struct {
	ID          string `gorm:"type:text;primaryKey" json:"id,omitempty"`
	PhoneNumber string `json:"phone_number,omitempty"`
	OTPCode     string `json:"otp_code,omitempty"`

	ExpiredAt time.Time `json:"expired_at,omitempty"`
	Verified  bool      `json:"verified,omitempty"`

	CreatedAt time.Time `json:"created_at,omitempty"`
}

type UserEventFavorite struct {
	ID        string    `gorm:"type:uuid;primaryKey" json:"id,omitempty"`
	UserID    string    `gorm:"type:uuid;index:idx_user_event,unique" json:"user_id,omitempty"`
	EventID   string    `gorm:"type:uuid;index:idx_user_event,unique" json:"event_id,omitempty"`
	CreatedAt time.Time `json:"created_at,omitempty"`

	User  User  `gorm:"foreignKey:UserID" json:"user,omitempty"`
	Event Event `gorm:"foreignKey:EventID" json:"event,omitempty"`
}