chore: 初始化仓库，排除二进制文件和覆盖率文件

internal/model/texture.go

@@ -0,0 +1,76 @@
+package model
+
+import (
+	"time"
+)
+
+// TextureType 材质类型
+type TextureType string
+
+const (
+	TextureTypeSkin TextureType = "SKIN"
+	TextureTypeCape TextureType = "CAPE"
+)
+
+// Texture 材质模型
+type Texture struct {
+	ID            int64       `gorm:"column:id;primaryKey;autoIncrement" json:"id"`
+	UploaderID    int64       `gorm:"column:uploader_id;not null;index" json:"uploader_id"`
+	Name          string      `gorm:"column:name;type:varchar(100);not null;default:''" json:"name"`
+	Description   string      `gorm:"column:description;type:text" json:"description,omitempty"`
+	Type          TextureType `gorm:"column:type;type:varchar(50);not null" json:"type"` // SKIN, CAPE
+	URL           string      `gorm:"column:url;type:varchar(255);not null" json:"url"`
+	Hash          string      `gorm:"column:hash;type:varchar(64);not null;uniqueIndex" json:"hash"` // SHA-256
+	Size          int         `gorm:"column:size;type:integer;not null;default:0" json:"size"`
+	IsPublic      bool        `gorm:"column:is_public;not null;default:false;index:idx_textures_public_type_status" json:"is_public"`
+	DownloadCount int         `gorm:"column:download_count;type:integer;not null;default:0;index:idx_textures_download_count,sort:desc" json:"download_count"`
+	FavoriteCount int         `gorm:"column:favorite_count;type:integer;not null;default:0;index:idx_textures_favorite_count,sort:desc" json:"favorite_count"`
+	IsSlim        bool        `gorm:"column:is_slim;not null;default:false" json:"is_slim"` // Alex(细) or Steve(粗)
+	Status        int16       `gorm:"column:status;type:smallint;not null;default:1;index:idx_textures_public_type_status" json:"status"` // 1:正常, 0:审核中, -1:已删除
+	CreatedAt     time.Time   `gorm:"column:created_at;type:timestamp;not null;default:CURRENT_TIMESTAMP" json:"created_at"`
+	UpdatedAt     time.Time   `gorm:"column:updated_at;type:timestamp;not null;default:CURRENT_TIMESTAMP" json:"updated_at"`
+	
+	// 关联
+	Uploader *User `gorm:"foreignKey:UploaderID" json:"uploader,omitempty"`
+}
+
+// TableName 指定表名
+func (Texture) TableName() string {
+	return "textures"
+}
+
+// UserTextureFavorite 用户材质收藏
+type UserTextureFavorite struct {
+	ID        int64     `gorm:"column:id;primaryKey;autoIncrement" json:"id"`
+	UserID    int64     `gorm:"column:user_id;not null;index;uniqueIndex:uk_user_texture" json:"user_id"`
+	TextureID int64     `gorm:"column:texture_id;not null;index;uniqueIndex:uk_user_texture" json:"texture_id"`
+	CreatedAt time.Time `gorm:"column:created_at;type:timestamp;not null;default:CURRENT_TIMESTAMP;index" json:"created_at"`
+	
+	// 关联
+	User    *User    `gorm:"foreignKey:UserID" json:"user,omitempty"`
+	Texture *Texture `gorm:"foreignKey:TextureID" json:"texture,omitempty"`
+}
+
+// TableName 指定表名
+func (UserTextureFavorite) TableName() string {
+	return "user_texture_favorites"
+}
+
+// TextureDownloadLog 材质下载记录
+type TextureDownloadLog struct {
+	ID        int64     `gorm:"column:id;primaryKey;autoIncrement" json:"id"`
+	TextureID int64     `gorm:"column:texture_id;not null;index" json:"texture_id"`
+	UserID    *int64    `gorm:"column:user_id;type:bigint;index" json:"user_id,omitempty"`
+	IPAddress string    `gorm:"column:ip_address;type:inet;not null;index" json:"ip_address"`
+	UserAgent string    `gorm:"column:user_agent;type:text" json:"user_agent,omitempty"`
+	CreatedAt time.Time `gorm:"column:created_at;type:timestamp;not null;default:CURRENT_TIMESTAMP;index:idx_download_logs_created_at,sort:desc" json:"created_at"`
+	
+	// 关联
+	Texture *Texture `gorm:"foreignKey:TextureID" json:"texture,omitempty"`
+	User    *User    `gorm:"foreignKey:UserID" json:"user,omitempty"`
+}
+
+// TableName 指定表名
+func (TextureDownloadLog) TableName() string {
+	return "texture_download_logs"
+}