tercul-backend/internal/models/interaction.go

package models

import (
	"time"
)

// Comment represents a user comment on a work or translation
type Comment struct {
	BaseModel
	Text          string `gorm:"type:text;not null"`
	UserID        uint
	User          *User `gorm:"foreignKey:UserID"`
	WorkID        *uint
	Work          *Work `gorm:"foreignKey:WorkID"`
	TranslationID *uint
	Translation   *Translation `gorm:"foreignKey:TranslationID"`
	LineNumber    *int         `gorm:"index"`
	TextBlockID   *uint
	TextBlock     *TextBlock `gorm:"foreignKey:TextBlockID"`
	ParentID      *uint
	Parent        *Comment   `gorm:"foreignKey:ParentID"`
	Children      []*Comment `gorm:"foreignKey:ParentID"`
	Likes         []*Like    `gorm:"foreignKey:CommentID"`
}

// Like represents a user like on a work, translation, or comment
type Like struct {
	BaseModel
	UserID        uint `gorm:"index;uniqueIndex:uniq_like_user_target"`
	User          *User `gorm:"foreignKey:UserID"`
	WorkID        *uint `gorm:"index;uniqueIndex:uniq_like_user_target"`
	Work          *Work `gorm:"foreignKey:WorkID"`
	TranslationID *uint `gorm:"index;uniqueIndex:uniq_like_user_target"`
	Translation   *Translation `gorm:"foreignKey:TranslationID"`
	CommentID     *uint `gorm:"index;uniqueIndex:uniq_like_user_target"`
	Comment       *Comment `gorm:"foreignKey:CommentID"`
}

// Bookmark represents a user bookmark of a work
type Bookmark struct {
	BaseModel
	Name       string `gorm:"size:100"`
	UserID     uint   `gorm:"index;uniqueIndex:uniq_bookmark_user_work"`
	User       *User  `gorm:"foreignKey:UserID"`
	WorkID     uint   `gorm:"index;uniqueIndex:uniq_bookmark_user_work"`
	Work       *Work  `gorm:"foreignKey:WorkID"`
	Notes      string `gorm:"type:text"`
	LastReadAt *time.Time
	Progress   int `gorm:"default:0"` // Percentage of completion
}

// Collection represents a user-created collection of works
type Collection struct {
	TranslatableModel
	Name          string `gorm:"size:100;not null"`
	Description   string `gorm:"type:text"`
	UserID        uint
	User          *User   `gorm:"foreignKey:UserID"`
	Works         []*Work `gorm:"many2many:collection_works"`
	IsPublic      bool    `gorm:"default:true"`
	CoverImageURL string  `gorm:"size:255"`
}

// Contribution represents a user contribution (work or translation)
type Contribution struct {
	BaseModel
	Name          string `gorm:"size:100;not null"`
	Status        string `gorm:"size:20;default:'draft'"` // draft, submitted, reviewing, approved, rejected
	UserID        uint
	User          *User `gorm:"foreignKey:UserID"`
	WorkID        *uint
	Work          *Work `gorm:"foreignKey:WorkID"`
	TranslationID *uint
	Translation   *Translation `gorm:"foreignKey:TranslationID"`
	ReviewerID    *uint
	Reviewer      *User `gorm:"foreignKey:ReviewerID"`
	ReviewedAt    *time.Time
	Feedback      string `gorm:"type:text"`
}