-- 100kmph MariaDB schema (Drift tablet schema version 6, snake_case).
-- Apply as an admin user. The app user has no DDL and no DELETE.
-- Synced rows are soft-deleted via deleted_at. Do not hard-delete them.
-- No foreign keys: the tablet may push children before parents.

CREATE TABLE IF NOT EXISTS staff_members (
  id CHAR(36) NOT NULL,
  name VARCHAR(255) NOT NULL,
  pin_hash VARCHAR(255) NOT NULL,
  role VARCHAR(64) NOT NULL,
  active TINYINT(1) NOT NULL DEFAULT 1,
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_staff_members_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS shop_settings (
  id CHAR(36) NOT NULL,
  name VARCHAR(255) NOT NULL,
  address VARCHAR(4000) NOT NULL DEFAULT '',
  phone VARCHAR(64) NOT NULL DEFAULT '',
  gstin VARCHAR(64) NOT NULL DEFAULT '',
  tax_percent DOUBLE NOT NULL DEFAULT 18,
  sms_bill_template VARCHAR(4000) NOT NULL,
  sms_status_template VARCHAR(4000) NOT NULL,
  -- Last-write-wins. v1 does not allocate invoice numbers on the server. Two tablets incrementing this will clash.
  next_invoice_number INT NOT NULL DEFAULT 1 COMMENT 'Last-write-wins. v1 does not allocate invoice numbers on the server. Two tablets incrementing this will clash.',
  expected_open VARCHAR(16) NOT NULL DEFAULT '09:00',
  expected_close VARCHAR(16) NOT NULL DEFAULT '18:00',
  late_grace_minutes INT NOT NULL DEFAULT 120,
  public_base_url VARCHAR(512) NOT NULL,
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_shop_settings_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS work_days (
  id CHAR(36) NOT NULL,
  day_key VARCHAR(32) NOT NULL,
  started_at DATETIME(3) NOT NULL,
  ended_at DATETIME(3) NULL,
  started_by_staff_id CHAR(36) NOT NULL,
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_work_days_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS attendance_records (
  id CHAR(36) NOT NULL,
  work_day_id CHAR(36) NOT NULL,
  staff_id CHAR(36) NOT NULL,
  check_in_at DATETIME(3) NULL,
  check_out_at DATETIME(3) NULL,
  notes VARCHAR(4000) NOT NULL DEFAULT '',
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_attendance_records_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS short_leaves (
  id CHAR(36) NOT NULL,
  work_day_id CHAR(36) NOT NULL,
  staff_id CHAR(36) NOT NULL,
  from_at DATETIME(3) NOT NULL,
  to_at DATETIME(3) NOT NULL,
  minutes INT NOT NULL,
  reason VARCHAR(4000) NOT NULL DEFAULT '',
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_short_leaves_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS overtime_logs (
  id CHAR(36) NOT NULL,
  work_day_id CHAR(36) NOT NULL,
  staff_id CHAR(36) NOT NULL,
  from_at DATETIME(3) NULL,
  to_at DATETIME(3) NULL,
  minutes INT NOT NULL,
  reason VARCHAR(4000) NOT NULL DEFAULT '',
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_overtime_logs_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS customers (
  id CHAR(36) NOT NULL,
  phone VARCHAR(64) NOT NULL,
  name VARCHAR(255) NOT NULL,
  created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_customers_phone (phone),
  KEY idx_customers_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS vehicles (
  id CHAR(36) NOT NULL,
  customer_id CHAR(36) NOT NULL,
  registration VARCHAR(64) NOT NULL,
  vin VARCHAR(64) NOT NULL DEFAULT '',
  make VARCHAR(255) NOT NULL DEFAULT '',
  model_name VARCHAR(255) NOT NULL DEFAULT '',
  `year` INT NULL,
  engine_capacity INT NULL,
  bike_model_id CHAR(36) NULL,
  created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_vehicles_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS job_cards (
  id CHAR(36) NOT NULL,
  vehicle_id CHAR(36) NOT NULL,
  customer_id CHAR(36) NOT NULL,
  brought_by_customer_id CHAR(36) NULL,
  complaint VARCHAR(4000) NOT NULL,
  stage VARCHAR(64) NOT NULL,
  engineer_notes VARCHAR(4000) NOT NULL DEFAULT '',
  created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_job_cards_customer (customer_id),
  KEY idx_job_cards_vehicle (vehicle_id),
  KEY idx_job_cards_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS odo_readings (
  id CHAR(36) NOT NULL,
  read_at DATETIME(3) NOT NULL,
  vehicle_id CHAR(36) NOT NULL,
  reading_km INT NOT NULL,
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_odo_readings_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS job_card_events (
  id CHAR(36) NOT NULL,
  job_card_id CHAR(36) NOT NULL,
  stage VARCHAR(64) NOT NULL,
  note VARCHAR(4000) NOT NULL DEFAULT '',
  `at` DATETIME(3) NOT NULL,
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_job_card_events_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS part_types (
  id CHAR(36) NOT NULL,
  name VARCHAR(255) NOT NULL,
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_part_types_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS bike_models (
  id CHAR(36) NOT NULL,
  name VARCHAR(255) NOT NULL,
  brand VARCHAR(255) NOT NULL DEFAULT '',
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_bike_models_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS bike_groups (
  id CHAR(36) NOT NULL,
  name VARCHAR(255) NOT NULL,
  part_type_id CHAR(36) NULL,
  code VARCHAR(64) NOT NULL DEFAULT '',
  notes VARCHAR(4000) NOT NULL DEFAULT '',
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_bike_groups_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS bike_group_members (
  id CHAR(36) NOT NULL,
  group_id CHAR(36) NOT NULL,
  bike_model_id CHAR(36) NOT NULL,
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_bike_group_members_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS catalog_parts (
  id CHAR(36) NOT NULL,
  part_type_id CHAR(36) NOT NULL,
  bike_model_id CHAR(36) NULL,
  group_id CHAR(36) NULL,
  is_universal TINYINT(1) NOT NULL DEFAULT 0,
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_catalog_parts_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS catalog_part_models (
  id CHAR(36) NOT NULL,
  catalog_part_id CHAR(36) NOT NULL,
  bike_model_id CHAR(36) NOT NULL,
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_catalog_part_models_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS part_variants (
  id CHAR(36) NOT NULL,
  catalog_part_id CHAR(36) NOT NULL,
  grade VARCHAR(64) NOT NULL,
  brand VARCHAR(255) NOT NULL DEFAULT '',
  sku VARCHAR(128) NOT NULL DEFAULT '',
  cost DOUBLE NOT NULL DEFAULT 0,
  sale_price DOUBLE NOT NULL,
  qty_on_hand DOUBLE NOT NULL DEFAULT 0,
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_part_variants_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS job_line_items (
  id CHAR(36) NOT NULL,
  job_card_id CHAR(36) NOT NULL,
  kind VARCHAR(64) NOT NULL,
  variant_id CHAR(36) NULL,
  description VARCHAR(4000) NOT NULL,
  qty DOUBLE NOT NULL,
  unit_price DOUBLE NOT NULL,
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_job_line_items_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS invoices (
  id CHAR(36) NOT NULL,
  number VARCHAR(64) NOT NULL,
  public_token CHAR(36) NOT NULL,
  job_card_id CHAR(36) NULL,
  customer_id CHAR(36) NULL,
  kind VARCHAR(64) NOT NULL,
  subtotal DOUBLE NOT NULL,
  tax_percent DOUBLE NOT NULL,
  tax_amount DOUBLE NOT NULL,
  total DOUBLE NOT NULL,
  snapshot_json LONGTEXT NOT NULL,
  publish_status VARCHAR(64) NOT NULL,
  created_at DATETIME(3) NOT NULL,
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  UNIQUE KEY uq_invoices_public_token (public_token),
  KEY idx_invoices_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS invoice_lines (
  id CHAR(36) NOT NULL,
  invoice_id CHAR(36) NOT NULL,
  description VARCHAR(4000) NOT NULL,
  qty DOUBLE NOT NULL,
  unit_price DOUBLE NOT NULL,
  line_total DOUBLE NOT NULL,
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_invoice_lines_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS payments (
  id CHAR(36) NOT NULL,
  invoice_id CHAR(36) NOT NULL,
  method VARCHAR(64) NOT NULL,
  amount DOUBLE NOT NULL,
  `at` DATETIME(3) NOT NULL,
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_payments_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS demand_logs (
  id CHAR(36) NOT NULL,
  part_type_id CHAR(36) NOT NULL,
  bike_model_id CHAR(36) NOT NULL,
  variant_id CHAR(36) NULL,
  qty DOUBLE NOT NULL,
  reason VARCHAR(4000) NOT NULL DEFAULT '',
  created_at DATETIME(3) NOT NULL,
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_demand_logs_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS sms_outbox (
  id CHAR(36) NOT NULL,
  to_phone VARCHAR(64) NOT NULL,
  body VARCHAR(4000) NOT NULL,
  status VARCHAR(64) NOT NULL,
  error VARCHAR(4000) NOT NULL DEFAULT '',
  invoice_id CHAR(36) NULL,
  job_card_id CHAR(36) NULL,
  created_at DATETIME(3) NOT NULL,
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_sms_outbox_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS publish_outbox (
  id CHAR(36) NOT NULL,
  invoice_id CHAR(36) NOT NULL,
  public_token CHAR(36) NOT NULL,
  payload_json LONGTEXT NOT NULL,
  status VARCHAR(64) NOT NULL,
  error VARCHAR(4000) NOT NULL DEFAULT '',
  created_at DATETIME(3) NOT NULL,
  updated_at DATETIME(3) NOT NULL,
  deleted_at DATETIME(3) NULL,
  is_dirty TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY idx_publish_outbox_sync (updated_at, id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- Legacy unauthenticated bill publish. Not a synced table.
-- The posted token is the public token, never invoices.id.
CREATE TABLE IF NOT EXISTS bill_snapshots (
  token CHAR(36) NOT NULL,
  payload_json LONGTEXT NOT NULL,
  updated_at DATETIME(3) NOT NULL,
  PRIMARY KEY (token)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;