model

type Attitude int

type BelongType int

type Catalog struct {
	ID        int       `gorm:"column:id;primary_key" json:"id"`
	Name      string    `gorm:"column:name" json:"name" binding:"required,min=1,max=50"`
	CreatedAt time.Time `gorm:"column:created_at" json:"-"`
	UpdatedAt time.Time `gorm:"column:updated_at" json:"-"`
	Problems  []Problem `json:"-"`
}

type Comment struct {
	ID         int       `gorm:"column:id;primary_key" json:"id"`
	CreatedAt  time.Time `gorm:"column:created_at" json:"created_at"`
	UpdatedAt  time.Time `gorm:"column:updated_at" json:"updated_at"`
	FromID     int       `gorm:"column:from_id" json:"from_id"`
	ToID       int       `gorm:"column:to_id" json:"to_id"`
	ProblemID  int       `gorm:"column:problem_id" json:"problem_id"`
	ForComment int       `gorm:"column:for_comment" json:"for_comment"`
	Content    string    `gorm:"column:content" json:"content"`
	From       User      `json:"from" gorm:"foreignkey:FromID;" binding:"-"`
	To         User      `json:"to" gorm:"foreignkey:ToID;" binding:"-"`
}

type Contest struct {
	ID        int       `gorm:"column:id;primary_key" json:"id"`
	Name      string    `gorm:"column:name" json:"name" binding:"required,min=1,max=50"`
	OwnerID   int       `gorm:"column:owner_id" json:"owner_id"`
	StartTime time.Time `gorm:"column:start_time" json:"start_time" binding:"required,gte"`
	EndTime   time.Time `gorm:"column:end_time" json:"end_time" binding:"required,gtfield=StartTime"`
	CreatedAt time.Time `gorm:"column:created_at" json:"-"`
	UpdatedAt time.Time `gorm:"column:updated_at" json:"-"`
	Users     []User    `gorm:"many2many:user_in_contest;" json:"-"`
	Problems  []Problem `gorm:"foreignkey:BelongToID" json:"-"`
	Owner     User      `json:"owner" binding:"-"`
}

type Difficulty int

type Group struct {
	ID        int       `gorm:"column:id;primary_key" json:"id"`
	OwnerID   int       `gorm:"column:owner_id" json:"owner_id"`
	Name      string    `gorm:"column:name" json:"name" binding:"required,max=50"`
	CreatedAt time.Time `gorm:"column:created_at" json:"-"`
	UpdatedAt time.Time `gorm:"column:updated_at" json:"-"`
	Users     []User    `gorm:"many2many:user_in_group;" json:"-"`
	Problems  []Problem `gorm:"foreignkey:BelongToID" json:"-"`
	Owner     User      `json:"owner" binding:"-"`
}

type JSON []byte

type Limit struct {
	TimeLimit   int `json:"time_limit"`
	MemoryLimit int `json:"memory_limit"`
}

type Playground struct {
	ID         int    `gorm:"column:id;primary_key" json:"id"`
	UserID     int    `gorm:"column:user_id" json:"user_id"`
	SourceCode string `gorm:"column:source_code" json:"source_code"`
	CodeName   string `gorm:"column:code_name" json:"code_name"`
	Language   int    `gorm:"column:language" json:"language"`
}

type PlaygroundHistory struct {
	ID           int         `gorm:"column:id;primary_key" json:"id"`
	SourceCode   null.String `gorm:"column:source_code" json:"source_code"`
	PlaygroundID int         `gorm:"column:playground_id" json:"playground_id"`
}

type Problem struct {
	ID               int               `gorm:"column:id;primary_key" json:"id"`
	Name             string            `gorm:"column:name" json:"name" binding:"required,max=100"`
	CreatedAt        time.Time         `gorm:"column:created_at" json:"created_at"`
	UpdatedAt        time.Time         `gorm:"column:updated_at" json:"updated_at"`
	OwnerID          int               `gorm:"column:owner_id" json:"owner_id"`
	Desc             string            `gorm:"column:desc" json:"desc" binding:"required"`
	Input            string            `gorm:"column:input" json:"input" binding:"required"`
	Output           string            `gorm:"column:output" json:"output" binding:"required"`
	Hint             string            `gorm:"column:hint" json:"hint"`
	Source           string            `gorm:"column:source" json:"source" binding:"max=100"`
	TimeLimit        int               `gorm:"column:time_limit" json:"time_limit"`
	MemoryLimit      int               `gorm:"column:memory_limit" json:"memory_limit"`
	Difficulty       Difficulty        `gorm:"column:difficulty" json:"difficulty" binding:"exists,oneof=0 1 2"`
	BelongType       BelongType        `gorm:"column:belong_type" json:"belong_type" binding:"exists,oneof=0 1 2"`
	BelongToID       int               `gorm:"column:belong_to_id" json:"belong_to_id"`
	CatalogID        int               `gorm:"column:catalog_id" json:"catalog_id" binding:"required"`
	Catalog          Catalog           `json:"catalog" gorm:"association_autoupdate:false;association_autocreate:false" binding:"-"`
	Tags             []Tag             `gorm:"many2many:problem_has_tag;" json:"tags" binding:"dive"`
	ProblemSamples   []ProblemSample   `json:"samples" binding:"dive"`
	ProblemTestCases []ProblemTestCase `json:"test_cases,omitempty" binding:"required,dive"`
	UpVoteUsers      []UserWithOnlyID  `` /* 166-byte string literal not displayed */
	DownVoteUsers    []UserWithOnlyID  `` /* 168-byte string literal not displayed */
	Comments         []Comment         `json:"comments" gorm:"association_autoupdate:false;association_autocreate:false" binding:"-"`
	Owner            User              `json:"owner" gorm:"foreignkey:OwnerID;association_autoupdate:false;association_autocreate:false" binding:"-"`
	Limit            JSON              `gorm:"column:limit" json:"limit" binding:"required"` // todo store json in db may unreasonable
}

type ProblemHasTag struct {
	ID        int       `gorm:"column:id;primary_key" json:"id"`
	CreatedAt time.Time `gorm:"column:created_at" json:"created_at"`
	UpdatedAt time.Time `gorm:"column:updated_at" json:"updated_at"`
	TagID     int       `gorm:"column:tag_id" json:"tag_id"`
	ProblemID int       `gorm:"column:problem_id" json:"problem_id"`
}

type ProblemSample struct {
	ID        int       `gorm:"column:id;primary_key" json:"id" binding:"requiredwhenfield=DeleteIt"`
	ProblemID int       `gorm:"column:problem_id" json:"-"`
	CreatedAt time.Time `gorm:"column:created_at" json:"-"`
	UpdatedAt time.Time `gorm:"column:updated_at" json:"-"`
	Input     string    `gorm:"column:input" json:"input" binding:"required"`
	Output    string    `gorm:"column:output" json:"output" binding:"required"`
	DeleteIt  bool      `gorm:"-" json:"delete_it,omitempty"`
}

type ProblemTestCase struct {
	ID             int    `gorm:"column:id;primary_key" json:"id" binding:"requiredwhenfield=DeleteIt"`
	ProblemID      int    `gorm:"column:problem_id" json:"-"`
	InputData      string `gorm:"column:input_data" json:"input_data" binding:"required"`
	ExpectedOutput string `gorm:"column:expected_output" json:"expected_output" binding:"required"`
	DeleteIt       bool   `gorm:"-" json:"delete_it,omitempty"`
}

type ProblemUpdateLog struct {
	LogID     int    `gorm:"column:log_id;primary_key" json:"log_id"`
	UserID    int    `gorm:"column:user_id" json:"user_id"`
	ProblemID int    `gorm:"column:problem_id" json:"problem_id"`
	BeforeLog string `gorm:"column:before_log" json:"before_log"`
	Commit    string `gorm:"column:commit" json:"commit"`
	AfterLog  string `gorm:"column:after_log" json:"after_log"`
}

type Role int

type Submit struct {
	ID          int       `gorm:"column:id;primary_key" json:"id"`
	CreatedAt   time.Time `gorm:"column:created_at" json:"created_at"`
	UpdatedAt   time.Time `gorm:"column:updated_at" json:"update_at"`
	ProblemID   int       `gorm:"column:problem_id" json:"problem_id"`
	UserID      int       `gorm:"column:user_id" json:"user_id"`
	SourceCode  string    `gorm:"column:source_code" json:"source_code"`
	Language    int       `gorm:"column:language" json:"language"`
	Result      int       `gorm:"column:result" json:"result"`
	RunTime     int       `gorm:"column:run_time" json:"run_time"`
	MemoryUsage int       `gorm:"column:memory_usage" json:"memory_usage"`
	IsComplete  bool      `gorm:"column:is_complete" json:"is_complete"`
	Problem     Problem   `json:"problem" binding:"-"`
	User        User      `json:"user" binding:"-"`
}

type Tag struct {
	ID        int       `gorm:"column:id;primary_key" json:"id" binding:"requiredwhenfield=DeleteIt"`
	Name      string    `gorm:"column:name" json:"name" binding:"required,min=1,max=50"`
	CreatedAt time.Time `gorm:"column:created_at" json:"-"`
	UpdatedAt time.Time `gorm:"column:updated_at" json:"-"`
	DeleteIt  bool      `gorm:"-" json:"delete_it,omitempty"`
}

type Template struct {
	ID        int       `gorm:"column:id;primary_key" json:"id"`
	CreatedAt time.Time `gorm:"column:created_at" json:"created_at"`
	UpdatedAt time.Time `gorm:"column:updated_at" json:"updated_at"`
	Template  string    `gorm:"column:template" json:"template" binding:"required"`
	Language  int       `gorm:"column:language" json:"language" binding:"required,oneof=0 1 2 3"`
}

type Theme struct {
	ID        int       `gorm:"column:id;primary_key" json:"id"`
	UserID    int       `gorm:"column:user_id" json:"user_id"`
	CreatedAt time.Time `gorm:"column:created_at" json:"-"`
	UpdatedAt time.Time `gorm:"column:updated_at" json:"-"`
	Theme     int       `gorm:"column:theme" json:"theme" binding:"exists,oneof=0 1"`
	SidebarBg string    `gorm:"column:sidebar_bg" json:"sidebar_bg" binding:"required,oneof=vue green blue purple"`
	Direction int       `gorm:"column:direction" json:"direction" binding:"exists,oneof=0 1"`
}

type User struct {
	ID           int       `gorm:"column:id;primary_key" json:"id"`
	GithubUserID string    `gorm:"column:github_user_id" json:"github_user_id,omitempty"`
	GithubName   string    `gorm:"column:github_name" json:"github_name"`
	Email        string    `gorm:"column:email" json:"email" binding:"required,email,max=100"`
	Name         string    `gorm:"column:name" json:"name" binding:"required,max=100,excludesall=!@#?"`
	CreatedAt    time.Time `gorm:"column:created_at" json:"-"`
	UpdatedAt    time.Time `gorm:"column:updated_at" json:"-"`
	Role         int       `gorm:"column:role" json:"role"`

	// password from user input, password should't response to user,
	// so set omitempty && set this field to nil before return
	Password         string `gorm:"-" json:"password,omitempty" binding:"omitempty,min=6,max=30"`
	EncryptedPasswd  string `gorm:"column:passwd" json:"-"` // encrypted password in db
	Signature        string `gorm:"column:signature" json:"signature" binding:"max=800"`
	NoInOrganization string `gorm:"column:no_in_organization" json:"no_in_organization" binding:"max=30"`
	Organization     string `gorm:"column:organization" json:"organization" binding:"max=50"`
	Site             string `gorm:"column:site" json:"site" binding:"max=50"`
	AvatarUrl        string `gorm:"column:avatar_url" json:"avatar" binding:"max=600"`
	WeiboName        string `gorm:"column:weibo_name" json:"weibo_name" binding:"max=50"`
	ZhihuName        string `gorm:"column:zhihu_name" json:"zhihu_name" binding:"max=50"`

	// theme
	Theme *Theme `json:"theme,omitempty" binding:"-"`

	// group
	Groups   []Group   `gorm:"many2many:user_in_group;" json:"-"`
	Contests []Contest `gorm:"many2many:user_in_contest;" json:"-"`
}

type UserInContest struct {
	ID        int       `gorm:"column:id;primary_key" json:"id"`
	ContestID int       `gorm:"column:contest_id" json:"contest_id"`
	UserID    int       `gorm:"column:user_id" json:"user_id"`
	CreatedAt time.Time `gorm:"column:created_at" json:"-"`
	UpdatedAt time.Time `gorm:"column:updated_at" json:"-"`
}

type UserInGroup struct {
	ID        int       `gorm:"column:id;primary_key" json:"id"`
	GroupID   int       `gorm:"column:group_id" json:"group_id"`
	UserID    int       `gorm:"column:user_id" json:"user_id"`
	CreatedAt time.Time `gorm:"column:created_at" json:"created_at"`
	UpdatedAt time.Time `gorm:"column:updated_at" json:"updated_at"`
}

type UserVoteProblem struct {
	CreatedAt time.Time `gorm:"column:created_at" json:"-"`
	UpdatedAt time.Time `gorm:"column:updated_at" json:"-"`
	UserID    int       `gorm:"column:user_id;primary_key" json:"-"`
	ProblemID int       `gorm:"column:problem_id;primary_key" json:"problem_id"`
	Attitude  int       `gorm:"column:attitude" json:"attitude" form:"attitude" binding:"oneof=-1 0 1"`
}

type UserWithOnlyID struct {
	ID int `gorm:"column:id;primary_key" json:"id"`
}