USE baiyue_firstleg;

CREATE TABLE IF NOT EXISTS fl_coload_group (
  id BIGINT UNSIGNED NOT NULL COMMENT '同柜不可拆组ID',
  group_no VARCHAR(40) NOT NULL COMMENT '稳定组号CLG-{id}',
  group_status VARCHAR(16) NOT NULL COMMENT '组状态：ACTIVE、LOCKED、CONSUMED、CANCELLED',
  warehouse_id BIGINT UNSIGNED NOT NULL COMMENT '国内收货仓ID快照',
  channel_code VARCHAR(64) NOT NULL COMMENT '物流渠道编码快照',
  locked_plan_id BIGINT UNSIGNED NULL COMMENT 'LOCKED/CONSUMED绑定装柜计划ID',
  version INT UNSIGNED NOT NULL DEFAULT 0 COMMENT '乐观版本',
  created_by BIGINT UNSIGNED NOT NULL COMMENT '创建人ID',
  created_by_name VARCHAR(64) NULL COMMENT '创建人名称快照',
  created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) COMMENT '创建时间',
  updated_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) ON UPDATE CURRENT_TIMESTAMP(3) COMMENT '更新时间',
  locked_by BIGINT UNSIGNED NULL COMMENT '锁定操作人ID',
  locked_by_name VARCHAR(64) NULL COMMENT '锁定操作人名称快照',
  locked_at DATETIME(3) NULL COMMENT '锁定时间',
  consumed_by BIGINT UNSIGNED NULL COMMENT '消费操作人ID',
  consumed_by_name VARCHAR(64) NULL COMMENT '消费操作人名称快照',
  consumed_at DATETIME(3) NULL COMMENT '消费完成时间',
  cancelled_by BIGINT UNSIGNED NULL COMMENT '取消操作人ID',
  cancelled_by_name VARCHAR(64) NULL COMMENT '取消操作人名称快照',
  cancelled_at DATETIME(3) NULL COMMENT '取消时间',
  PRIMARY KEY (id),
  UNIQUE KEY uk_coload_group_no (group_no),
  KEY idx_coload_group_status (group_status,updated_at,id),
  KEY idx_coload_group_plan (locked_plan_id,group_status),
  CONSTRAINT fk_coload_group_plan FOREIGN KEY (locked_plan_id) REFERENCES fl_loading_plan(id),
  CONSTRAINT chk_coload_group_status CHECK (group_status IN ('ACTIVE','LOCKED','CONSUMED','CANCELLED')),
  CONSTRAINT chk_coload_group_lock CHECK (
    (group_status IN ('ACTIVE','CANCELLED') AND locked_plan_id IS NULL)
    OR (group_status IN ('LOCKED','CONSUMED') AND locked_plan_id IS NOT NULL))
) ENGINE=InnoDB COMMENT='同柜且不可拆业务组聚合根';

CREATE TABLE IF NOT EXISTS fl_coload_group_member (
  id BIGINT UNSIGNED NOT NULL COMMENT '组成员ID',
  group_id BIGINT UNSIGNED NOT NULL COMMENT '同柜不可拆组ID',
  tenant_id BIGINT UNSIGNED NOT NULL COMMENT '成员客户ID；允许跨客户成组',
  order_id BIGINT UNSIGNED NOT NULL COMMENT '订单ID',
  inbound_id BIGINT UNSIGNED NOT NULL COMMENT '创建时权威入库单ID',
  full_package_count INT UNSIGNED NOT NULL COMMENT '必须整组分配的满箱数快照',
  active_flag TINYINT UNSIGNED NULL DEFAULT 1 COMMENT '当前约束唯一标识；取消或消费后置NULL',
  created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) COMMENT '成员创建时间',
  closed_at DATETIME(3) NULL COMMENT '成员约束关闭时间',
  PRIMARY KEY (id),
  UNIQUE KEY uk_coload_group_member (group_id,inbound_id),
  UNIQUE KEY uk_coload_active_inbound (tenant_id,inbound_id,active_flag),
  KEY idx_coload_member_order (order_id,created_at,group_id),
  CONSTRAINT fk_coload_member_group FOREIGN KEY (group_id) REFERENCES fl_coload_group(id),
  CONSTRAINT fk_coload_member_inbound FOREIGN KEY (inbound_id) REFERENCES fl_inbound_order(id),
  CONSTRAINT chk_coload_member_packages CHECK (full_package_count > 0),
  CONSTRAINT chk_coload_member_active CHECK (active_flag IS NULL OR active_flag = 1)
) ENGINE=InnoDB COMMENT='同柜不可拆组成员与满箱数快照';

CREATE TABLE IF NOT EXISTS fl_coload_group_history (
  id BIGINT UNSIGNED NOT NULL COMMENT '状态历史ID',
  group_id BIGINT UNSIGNED NOT NULL COMMENT '同柜不可拆组ID',
  action_type VARCHAR(16) NOT NULL COMMENT '操作类型：CREATE、CANCEL、LOCK、UNLOCK、CONSUME',
  from_status VARCHAR(16) NULL COMMENT '变更前组状态',
  to_status VARCHAR(16) NOT NULL COMMENT '变更后组状态',
  plan_id BIGINT UNSIGNED NULL COMMENT '关联装柜计划ID',
  operation_id VARCHAR(128) NOT NULL COMMENT '稳定幂等操作ID',
  remark VARCHAR(500) NULL COMMENT '操作原因或备注',
  operator_id BIGINT UNSIGNED NOT NULL COMMENT '操作人ID',
  operator_name VARCHAR(64) NULL COMMENT '操作人名称快照',
  created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) COMMENT '历史记录时间',
  PRIMARY KEY (id),
  UNIQUE KEY uk_coload_history_operation (group_id,action_type,operation_id),
  KEY idx_coload_history_group (group_id,created_at,id),
  CONSTRAINT fk_coload_history_group FOREIGN KEY (group_id) REFERENCES fl_coload_group(id),
  CONSTRAINT chk_coload_history_action CHECK (
    action_type IN ('CREATE','CANCEL','LOCK','UNLOCK','CONSUME'))
) ENGINE=InnoDB COMMENT='同柜不可拆组不可变状态历史';

CREATE TABLE IF NOT EXISTS fl_coload_command (
  id BIGINT UNSIGNED NOT NULL COMMENT '幂等命令ID',
  actor_id BIGINT UNSIGNED NOT NULL COMMENT '平台或内部操作人ID',
  action_type VARCHAR(16) NOT NULL COMMENT '命令动作类型',
  idempotency_key VARCHAR(128) NOT NULL COMMENT '幂等键',
  request_hash CHAR(64) NOT NULL COMMENT '请求摘要',
  command_status VARCHAR(16) NOT NULL COMMENT '命令状态：PROCESSING、SUCCESS',
  result_group_id BIGINT UNSIGNED NULL COMMENT '命令结果组ID',
  created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) COMMENT '命令创建时间',
  completed_at DATETIME(3) NULL COMMENT '命令完成时间',
  PRIMARY KEY (id),
  UNIQUE KEY uk_coload_command (actor_id,action_type,idempotency_key),
  CONSTRAINT fk_coload_command_group FOREIGN KEY (result_group_id) REFERENCES fl_coload_group(id),
  CONSTRAINT chk_coload_command_status CHECK (command_status IN ('PROCESSING','SUCCESS'))
) ENGINE=InnoDB COMMENT='同柜不可拆组幂等写命令';