// Hand-written types matching wedge schema.
// Replace with `supabase gen types typescript` after linking project.

export interface Profile {
  id: string
  display_name: string
  email: string | null
  region: string
  role: 'citizen' | 'admin'
  created_at: string
  updated_at: string
}

export interface Submission {
  id: string
  user_id: string
  image_url: string
  image_sha256: string
  ocr_result: OcrResult | null
  status: 'pending' | 'approved' | 'rejected' | 'duplicate'
  reject_reason: string | null
  reviewed_by: string | null
  reviewed_at: string | null
  campaign_id: string | null
  mission_id: string | null
  created_at: string
}

export interface OcrResult {
  raw_text: string
  cafe_name: string | null
  receipt_date: string | null
  has_tumbler_discount: boolean
  discount_amount: number | null
  confidence: number
}

export interface Activity {
  id: string
  submission_id: string
  user_id: string
  activity_type: string  // 'reusable_cup' (legacy) or mission proof_type
  cup_count: number
  co2_grams_saved: number
  cafe_name: string | null
  receipt_date: string | null
  mission_id: string | null
  verified_at: string
  is_koc_registered: boolean
}

export interface MyStats {
  user_id: string
  total_cups: number
  total_co2_grams: number
  total_co2_kg: number
  first_activity: string | null
  last_activity: string | null
}

export interface AdminTotals {
  total_citizens: number
  total_cups: number
  total_co2_grams: number
  total_co2_kg: number
  cups_this_week: number
  cups_this_month: number
}

export interface WeeklyActivity {
  week_start: string // ISO date, Monday
  cups: number
  co2_grams: number
  co2_kg: number
  active_citizens: number
}

export type CampaignStatus = 'draft' | 'pending_review' | 'active' | 'paused' | 'completed'
export type CampaignType = 'citizen_activity' | 'industrial_koc' | 'sme_support' | 'finance_trade'

export interface Campaign {
  id: string
  title: string
  description: string | null
  sponsor_id: string | null
  campaign_type?: CampaignType
  status: CampaignStatus
  start_date: string
  end_date: string | null
  budget_krw: number
  target_co2_kg: number
  target_participants: number
  methodology: string | null
  platform_fee_rate: number
  reward_pool_rate: number
  region: string
  nature_beneficiary_id: string | null
  nature_beneficiary_name: string | null
  created_at: string
  updated_at: string
}

export interface CampaignStats {
  campaign_id: string
  unique_participants: number
  total_submissions: number
  approved_count: number
  pending_count: number
  rejected_count: number
  total_co2_grams: number
  total_co2_kg: number
}

// --- Missions ---

export type MissionProofType = 'receipt' | 'photo' | 'gps' | 'combo' | 'supply_cert'
export type MissionVerification = 'ocr' | 'ai_photo' | 'gps_fence' | 'manual' | 'supplier_data'
export type MissionStatus = 'active' | 'paused' | 'completed'

export interface GpsConfig {
  lat: number
  lng: number
  radius_meters: number
}

export interface Mission {
  id: string
  campaign_id: string
  title: string
  description: string | null
  proof_type: MissionProofType
  verification_method: MissionVerification
  co2_per_action_grams: number
  daily_limit_per_user: number | null
  total_limit_per_user: number | null
  sort_order: number
  status: MissionStatus
  gps_config: GpsConfig | null
  ai_config: unknown
  created_at: string
  updated_at: string
}

export interface CampaignParticipant {
  id: string
  campaign_id: string
  user_id: string
  join_method: 'self' | 'auto' | 'invite'
  status: 'active' | 'withdrawn' | 'banned'
  joined_at: string
  updated_at: string
}

export interface MyMission {
  user_id: string
  campaign_id: string
  joined_at: string
  campaign_title: string
  campaign_status: CampaignStatus
  start_date: string
  end_date: string | null
  mission_id: string
  mission_title: string
  mission_description: string | null
  proof_type: MissionProofType
  verification_method: MissionVerification
  co2_per_action_grams: number
  daily_limit_per_user: number | null
  total_limit_per_user: number | null
  mission_status: MissionStatus
  sort_order: number
  gps_config: GpsConfig | null
  total_completed: number
  completed_today: number
  is_daily_limit_reached: boolean
  my_co2_grams: number
}

// --- Phase 3: Approval Queue & Notifications ---

export type ApprovalType =
  | 'campaign_review'
  | 'sme_application'
  | 'sme_selection'
  | 'trade_request'
  | 'point_conversion'
  | 'finance_registration'

export type ApprovalStatus = 'pending' | 'approved' | 'rejected' | 'cancelled'

export interface DbApprovalItem {
  id: string
  type: ApprovalType
  status: ApprovalStatus
  requester_id: string | null
  requester_name: string
  title: string
  description: string | null
  payload: Record<string, unknown>
  reviewer_id: string | null
  reviewer_name: string | null
  reviewed_at: string | null
  reject_reason: string | null
  created_at: string
  updated_at: string
}

export type NotificationType = 'approval_result' | 'new_request' | 'status_change' | 'system'

export interface DbNotification {
  id: string
  user_id: string
  type: NotificationType
  title: string
  body: string
  link_to: string | null
  related_approval_id: string | null
  read: boolean
  created_at: string
}

export interface DbPointConversion {
  id: string
  user_id: string
  co2_kg_converted: number
  credit_ton_received: number
  conversion_rate: number
  approval_id: string | null
  created_at: string
}

// --- Phase 3: Finance Tables ---

export type FinanceOrgType = 'bank' | 'insurance' | 'securities' | 'individual' | 'public'
export type DbFinanceRegStatus = 'pending' | 'approved' | 'rejected'
export type DbTradeStatus = 'pending' | 'approved' | 'contracted' | 'rejected' | 'cancelled'

export interface DbFinanceRegistration {
  id: string
  user_id: string
  org_name: string
  org_type: FinanceOrgType
  contact_name: string
  contact_email: string
  contact_phone: string
  business_number: string | null
  purpose: string
  status: DbFinanceRegStatus
  submitted_at: string
  reviewed_at: string | null
  updated_at: string
}

export interface DbFinanceTrade {
  id: string
  user_id: string
  listing_id: string
  project_name: string
  tons: number
  price_per_ton: number
  total_krw: number
  buyer_org: string
  status: DbTradeStatus
  admin_note: string | null
  contract_url: string | null
  requested_at: string
  reviewed_at: string | null
  contracted_at: string | null
  approval_id: string | null
}

// --- Patent Gap: Settlement Ledger ---

export type DbTransactionCategory =
  | 'BUDGET_DEPOSIT'
  | 'FEE_DEDUCTION'
  | 'POINT_REWARD'
  | 'CREDIT_ISSUANCE'
  | 'CREDIT_DONATION'
  | 'CREDIT_RETIRE'

export type DbAssetType = 'KRW' | 'POINT' | 'TON'

export interface DbSettlementLedger {
  id: string
  transaction_id: string
  campaign_id: string | null
  sender_id: string
  sender_name: string
  receiver_id: string
  receiver_name: string
  category: DbTransactionCategory
  asset: DbAssetType
  amount: number
  idempotency_key: string
  previous_hash: string | null
  entry_hash: string
  description: string | null
  reference_data: Record<string, unknown> | null
  created_at: string
}

// --- Patent Gap: Point Balances & Transactions ---

export interface DbPointBalance {
  user_id: string
  campaign_id: string
  total_earned: number
  total_used: number
  available: number  // computed
  updated_at: string
}

export interface DbPointTransaction {
  id: string
  user_id: string
  campaign_id: string | null
  type: 'earn' | 'convert' | 'use' | 'refund'
  amount: number
  submission_id: string | null
  description: string | null
  created_at: string
}

// --- Patent Gap: Campaign Escrow ---

export interface DbCampaignEscrow {
  campaign_id: string
  deposited_krw: number
  fee_deducted: number
  reward_disbursed: number
  available_krw: number  // computed
  updated_at: string
}

export type DbDepositStatus = 'pending' | 'confirmed' | 'failed' | 'refunded'

// 포인트 트랜잭션 유형 (point_transactions.type CHECK 와 동기)
export type PointTxType = 'earn' | 'convert' | 'use' | 'refund'

export interface DbEscrowDeposit {
  id: string
  campaign_id: string
  depositor_id: string | null
  amount_krw: number
  payment_method: string | null
  payment_ref: string | null
  status: DbDepositStatus
  confirmed_at: string | null
  created_at: string
}

// --- SME Allocation (Phase 4) ---

export interface DbSmeAllocationRule {
  id: string
  campaign_id: string
  sme_org_id: string
  sme_org_name: string
  allocation_pct: number
  is_scope3_eligible: boolean
  created_at: string
  updated_at: string
}

export interface DbSmeCreditDistribution {
  id: string
  campaign_id: string
  rule_id: string
  sme_org_id: string
  sme_org_name: string
  credit_ton: number
  allocation_pct: number
  is_scope3_eligible: boolean
  ledger_txn_id: string | null
  distributed_at: string
}

// --- Methodology Vectors (Phase 5) ---

export interface DbMethodologyVector {
  id: string
  methodology_code: string
  registry: string
  name_ko: string
  name_en: string | null
  applicability: string
  emission_factors: Record<string, unknown> | null
  required_params: string[]
  embedding: number[]  // vector(1536) — not directly used in TS
  created_at: string
  updated_at: string
}