package models

import (
	"time"

	"github.com/shopspring/decimal"
)

// ResidenceType represents the residence_residencetype table
type ResidenceType struct {
	BaseModel
	Name string `gorm:"column:name;size:20;not null" json:"name"`
}

// TableName returns the table name for GORM
func (ResidenceType) TableName() string {
	return "residence_residencetype"
}

// Residence represents the residence_residence table
type Residence struct {
	BaseModel
	OwnerID       uint             `gorm:"column:owner_id;index;not null" json:"owner_id"`
	Owner         User             `gorm:"foreignKey:OwnerID" json:"owner,omitempty"`
	Users         []User           `gorm:"many2many:residence_residence_users;" json:"users,omitempty"`

	Name          string           `gorm:"column:name;size:200;not null" json:"name"`
	PropertyTypeID *uint           `gorm:"column:property_type_id" json:"property_type_id"`
	PropertyType  *ResidenceType   `gorm:"foreignKey:PropertyTypeID" json:"property_type,omitempty"`

	// Address
	StreetAddress string           `gorm:"column:street_address;size:255" json:"street_address"`
	ApartmentUnit string           `gorm:"column:apartment_unit;size:50" json:"apartment_unit"`
	City          string           `gorm:"column:city;size:100" json:"city"`
	StateProvince string           `gorm:"column:state_province;size:100" json:"state_province"`
	PostalCode    string           `gorm:"column:postal_code;size:20" json:"postal_code"`
	Country       string           `gorm:"column:country;size:100;default:'USA'" json:"country"`

	// Property Details
	Bedrooms      *int             `gorm:"column:bedrooms" json:"bedrooms"`
	Bathrooms     *decimal.Decimal `gorm:"column:bathrooms;type:decimal(3,1)" json:"bathrooms"`
	SquareFootage *int             `gorm:"column:square_footage" json:"square_footage"`
	LotSize       *decimal.Decimal `gorm:"column:lot_size;type:decimal(10,2)" json:"lot_size"`
	YearBuilt     *int             `gorm:"column:year_built" json:"year_built"`

	Description   string           `gorm:"column:description;type:text" json:"description"`
	PurchaseDate  *time.Time       `gorm:"column:purchase_date;type:date" json:"purchase_date"`
	PurchasePrice *decimal.Decimal `gorm:"column:purchase_price;type:decimal(12,2)" json:"purchase_price"`

	// Home Profile (for smart onboarding suggestions)
	HeatingType        *string `gorm:"column:heating_type;size:50" json:"heating_type"`
	CoolingType        *string `gorm:"column:cooling_type;size:50" json:"cooling_type"`
	WaterHeaterType    *string `gorm:"column:water_heater_type;size:50" json:"water_heater_type"`
	RoofType           *string `gorm:"column:roof_type;size:50" json:"roof_type"`
	HasPool            bool    `gorm:"column:has_pool;default:false" json:"has_pool"`
	HasSprinklerSystem bool    `gorm:"column:has_sprinkler_system;default:false" json:"has_sprinkler_system"`
	HasSeptic          bool    `gorm:"column:has_septic;default:false" json:"has_septic"`
	HasFireplace       bool    `gorm:"column:has_fireplace;default:false" json:"has_fireplace"`
	HasGarage          bool    `gorm:"column:has_garage;default:false" json:"has_garage"`
	HasBasement        bool    `gorm:"column:has_basement;default:false" json:"has_basement"`
	HasAttic           bool    `gorm:"column:has_attic;default:false" json:"has_attic"`
	ExteriorType       *string `gorm:"column:exterior_type;size:50" json:"exterior_type"`
	FlooringPrimary    *string `gorm:"column:flooring_primary;size:50" json:"flooring_primary"`
	LandscapingType    *string `gorm:"column:landscaping_type;size:50" json:"landscaping_type"`

	IsPrimary     bool             `gorm:"column:is_primary;default:true" json:"is_primary"`
	IsActive      bool             `gorm:"column:is_active;default:true;index" json:"is_active"` // Soft delete flag

	// Relations (to be implemented in Phase 3)
	// Tasks        []Task          `gorm:"foreignKey:ResidenceID" json:"tasks,omitempty"`
	// Documents    []Document      `gorm:"foreignKey:ResidenceID" json:"documents,omitempty"`
	// ShareCodes   []ResidenceShareCode `gorm:"foreignKey:ResidenceID" json:"-"`
}

// TableName returns the table name for GORM
func (Residence) TableName() string {
	return "residence_residence"
}

// GetAllUsers returns all users with access to this residence (owner + shared users)
func (r *Residence) GetAllUsers() []User {
	users := make([]User, 0, len(r.Users)+1)
	users = append(users, r.Owner)
	users = append(users, r.Users...)
	return users
}

// HasAccess checks if a user has access to this residence
func (r *Residence) HasAccess(userID uint) bool {
	if r.OwnerID == userID {
		return true
	}
	for _, u := range r.Users {
		if u.ID == userID {
			return true
		}
	}
	return false
}

// IsPrimaryOwner checks if a user is the primary owner
func (r *Residence) IsPrimaryOwner(userID uint) bool {
	return r.OwnerID == userID
}

// ResidenceShareCode represents the residence_residencesharecode table
type ResidenceShareCode struct {
	BaseModel
	ResidenceID uint       `gorm:"column:residence_id;index;not null" json:"residence_id"`
	Residence   Residence  `gorm:"foreignKey:ResidenceID" json:"-"`
	Code        string     `gorm:"column:code;uniqueIndex;size:6;not null" json:"code"`
	CreatedByID uint       `gorm:"column:created_by_id;not null" json:"created_by_id"`
	CreatedBy   User       `gorm:"foreignKey:CreatedByID" json:"-"`
	IsActive    bool       `gorm:"column:is_active;default:true;index" json:"is_active"`
	ExpiresAt   *time.Time `gorm:"column:expires_at" json:"expires_at"`
}

// TableName returns the table name for GORM
func (ResidenceShareCode) TableName() string {
	return "residence_residencesharecode"
}