111 lines
3.8 KiB
Go
111 lines
3.8 KiB
Go
package model
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import (
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"time"
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"github.com/google/uuid"
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"gorm.io/gorm"
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)
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type TradeType string
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const (
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TradeTypeSell TradeType = "sell"
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TradeTypeBuy TradeType = "buy"
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)
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type TradeCategory string
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const (
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TradeCategoryDigital TradeCategory = "digital"
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TradeCategoryBook TradeCategory = "book"
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TradeCategoryClothing TradeCategory = "clothing"
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TradeCategoryDaily TradeCategory = "daily"
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TradeCategoryCosmetics TradeCategory = "cosmetics"
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TradeCategorySport TradeCategory = "sport"
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TradeCategoryTicket TradeCategory = "ticket"
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TradeCategoryOther TradeCategory = "other"
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)
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type TradeItemStatus string
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const (
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TradeItemActive TradeItemStatus = "active"
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TradeItemSold TradeItemStatus = "sold"
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TradeItemBought TradeItemStatus = "bought"
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TradeItemOffline TradeItemStatus = "offline"
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)
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type TradeItem struct {
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ID string `json:"id" gorm:"type:varchar(36);primaryKey"`
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UserID string `json:"user_id" gorm:"type:varchar(36);index;not null"`
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TradeType TradeType `json:"trade_type" gorm:"type:varchar(10);not null;index"`
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Category TradeCategory `json:"category" gorm:"type:varchar(20);not null;index"`
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Title string `json:"title" gorm:"type:varchar(100);not null"`
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Content string `json:"content" gorm:"type:text"`
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Segments MessageSegments `json:"segments,omitempty" gorm:"type:text"`
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User *User `json:"user,omitempty" gorm:"foreignKey:UserID"`
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Images []TradeImage `json:"images" gorm:"foreignKey:TradeItemID"`
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Price *float64 `json:"price,omitempty" gorm:"type:decimal(10,2)"`
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Condition string `json:"condition,omitempty" gorm:"type:varchar(20)"`
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Status TradeItemStatus `json:"status" gorm:"type:varchar(10);not null;default:'active';index"`
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ViewsCount int `json:"views_count" gorm:"default:0"`
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FavoritesCount int `json:"favorites_count" gorm:"default:0"`
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DeletedAt gorm.DeletedAt `json:"-" gorm:"index"`
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CreatedAt time.Time `json:"created_at" gorm:"autoCreateTime;index"`
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UpdatedAt time.Time `json:"updated_at" gorm:"autoUpdateTime:false"`
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}
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func (t *TradeItem) BeforeCreate(tx *gorm.DB) error {
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if t.ID == "" {
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t.ID = uuid.New().String()
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}
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return nil
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}
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func (TradeItem) TableName() string {
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return "trade_items"
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}
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type TradeImage struct {
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ID string `json:"id" gorm:"type:varchar(36);primaryKey"`
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TradeItemID string `json:"trade_item_id" gorm:"type:varchar(36);not null;index"`
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URL string `json:"url" gorm:"type:text;not null"`
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ThumbnailURL string `json:"thumbnail_url" gorm:"type:text"`
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PreviewURL string `json:"preview_url" gorm:"type:text"`
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PreviewURLLarge string `json:"preview_url_large" gorm:"type:text"`
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Width int `json:"width" gorm:"default:0"`
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Height int `json:"height" gorm:"default:0"`
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SortOrder int `json:"sort_order" gorm:"default:0"`
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CreatedAt time.Time `json:"created_at" gorm:"autoCreateTime"`
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}
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func (ti *TradeImage) BeforeCreate(tx *gorm.DB) error {
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if ti.ID == "" {
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ti.ID = uuid.New().String()
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}
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return nil
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}
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func (TradeImage) TableName() string {
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return "trade_images"
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}
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type TradeFavorite struct {
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ID string `json:"id" gorm:"type:varchar(36);primaryKey"`
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TradeItemID string `json:"trade_item_id" gorm:"type:varchar(36);not null;index;uniqueIndex:idx_trade_fav_item_user,priority:1"`
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UserID string `json:"user_id" gorm:"type:varchar(36);not null;index;uniqueIndex:idx_trade_fav_item_user,priority:2"`
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CreatedAt time.Time `json:"created_at" gorm:"autoCreateTime"`
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}
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func (f *TradeFavorite) BeforeCreate(tx *gorm.DB) error {
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if f.ID == "" {
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f.ID = uuid.New().String()
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}
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return nil
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}
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func (TradeFavorite) TableName() string {
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return "trade_favorites"
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}
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