package models

import (
	"time"

	"gorm.io/gorm"
)

// Rank is the career grade that drives incentive point quotas.
//   주임(junior) · 선임(senior) · 책임(lead) · 파트너(partner)
// Stored as the Korean label so it round-trips to the UI directly.
const (
	RankJunior  = "주임"
	RankSenior  = "선임"
	RankLead    = "책임"
	RankPartner = "파트너"
)

// Member roles within spin. Account lifecycle (create/disable) is Keycloak's
// job; spin only distinguishes admin from regular member for authorization.
const (
	RoleAdmin  = "admin"
	RoleMember = "user"
)

// Member is a company employee who uses spin, matched to the logged-in Keycloak
// identity by email (case-insensitive). It carries the org/HR profile spin needs
// (rank, department, partner flag) that Keycloak does not hold.
type Member struct {
	Base
	Email        string     `gorm:"index" json:"email"`
	DisplayName  string     `json:"displayName"`
	Rank         string     `json:"rank"`                 // 주임/선임/책임/파트너
	DepartmentID *string    `json:"departmentId"`
	Role         string     `json:"role"`                 // admin | user
	IsPartner    bool       `json:"isPartner"`            // shares non-BE profit pool
	Phone        string     `json:"phone"`
	Position     string     `json:"position"`             // free-text job title
	Status       string     `json:"status"`               // active | inactive
	JoinDate     *time.Time `json:"joinDate"`
	AnnualLeave  float64    `json:"annualLeave"`          // granted 연차 days for the year
	AvatarKey    string     `json:"avatarKey"`            // S3 key of profile photo (empty = none)
	CreatedAt    time.Time  `json:"createdAt"`
	UpdatedAt    time.Time  `json:"updatedAt"`
}

// HasAvatar reports whether a profile photo is set.
func (m *Member) HasAvatar() bool { return m.AvatarKey != "" }

func (m *Member) BeforeCreate(*gorm.DB) error { m.ensureID(); return nil }

// Department is an org unit. Lightweight; the lead is a Member email.
type Department struct {
	Base
	Name      string    `json:"name"`
	LeadEmail string    `json:"leadEmail"`
	CreatedAt time.Time `json:"createdAt"`
}

func (m *Department) BeforeCreate(*gorm.DB) error { m.ensureID(); return nil }

// AuditLog records sensitive actions (approvals, incentive fixes, contract edits)
// for the admin trail. Entity/EntityID point at the affected row.
type AuditLog struct {
	Base
	Actor     string    `gorm:"index" json:"actor"`
	Action    string    `json:"action"`
	Entity    string    `gorm:"index" json:"entity"`
	EntityID  string    `gorm:"index" json:"entityId"`
	Detail    string    `json:"detail"`
	CreatedAt time.Time `gorm:"index" json:"createdAt"`
}

func (m *AuditLog) BeforeCreate(*gorm.DB) error { m.ensureID(); return nil }

// Notification is a per-member inbox event (프로젝트 추가·휴가 승인·인센티브 반영 등).
type Notification struct {
	Base
	Recipient string    `gorm:"index" json:"recipient"` // member email
	Type      string    `json:"type"`                   // project | leave | overtime | incentive | settlement
	Title     string    `json:"title"`
	Body      string    `json:"body"`
	Link      string    `json:"link"`  // in-app path, e.g. /projects/{id}
	Read      bool      `gorm:"index" json:"read"`
	CreatedAt time.Time `gorm:"index" json:"createdAt"`
}

func (m *Notification) BeforeCreate(*gorm.DB) error { m.ensureID(); return nil }

// WorkStatusEvent logs a member's presence change (출근/퇴근/휴식/미팅/이동) for the
// admin work-management timeline. 출근/퇴근 additionally update the Attendance row.
type WorkStatusEvent struct {
	Base
	MemberEmail string    `gorm:"index" json:"memberEmail"`
	Date        string    `gorm:"index" json:"date"` // YYYY-MM-DD (KST)
	Status      string    `json:"status"`            // in|out|break|meeting|move
	At          time.Time `json:"at"`
	Note        string    `json:"note"`
}

func (m *WorkStatusEvent) BeforeCreate(*gorm.DB) error { m.ensureID(); return nil }