-- 桂物合同合规系统（HCS）接入：合同扩展字段与校验留痕表（设计文档 §4，P1）。
-- blade_contract_manage 追加履约计划ID与风险留痕字段；新建 blade_hcs_check_log 校验留痕表。
-- 通过 information_schema 判断字段/表是否存在，可重复执行。
SET @db_name = DATABASE();

-- ==================== blade_contract_manage 扩展字段（C103 回填、履约计划ID、风险留痕） ====================

SET @sql = IF(
  EXISTS (SELECT 1 FROM information_schema.columns WHERE table_schema = @db_name AND table_name = 'blade_contract_manage' AND column_name = 'hcs_exeplan_id'),
  'SELECT 1',
  'ALTER TABLE blade_contract_manage ADD COLUMN hcs_exeplan_id varchar(64) DEFAULT NULL COMMENT ''合规履约计划ID（C103-9 返回 fdExeplanId）'''
);
PREPARE stmt FROM @sql; EXECUTE stmt; DEALLOCATE PREPARE stmt;

SET @sql = IF(
  EXISTS (SELECT 1 FROM information_schema.columns WHERE table_schema = @db_name AND table_name = 'blade_contract_manage' AND column_name = 'hcs_risk_level'),
  'SELECT 1',
  'ALTER TABLE blade_contract_manage ADD COLUMN hcs_risk_level varchar(8) DEFAULT NULL COMMENT ''合规客商风险等级（C101-1，甲方/乙方取高）'''
);
PREPARE stmt FROM @sql; EXECUTE stmt; DEALLOCATE PREPARE stmt;

SET @sql = IF(
  EXISTS (SELECT 1 FROM information_schema.columns WHERE table_schema = @db_name AND table_name = 'blade_contract_manage' AND column_name = 'hcs_black_status'),
  'SELECT 1',
  'ALTER TABLE blade_contract_manage ADD COLUMN hcs_black_status varchar(8) DEFAULT NULL COMMENT ''合规客商黑名单状态（C101-1，甲方/乙方取是）'''
);
PREPARE stmt FROM @sql; EXECUTE stmt; DEALLOCATE PREPARE stmt;

SET @sql = IF(
  EXISTS (SELECT 1 FROM information_schema.columns WHERE table_schema = @db_name AND table_name = 'blade_contract_manage' AND column_name = 'hcs_risk_time'),
  'SELECT 1',
  'ALTER TABLE blade_contract_manage ADD COLUMN hcs_risk_time datetime DEFAULT NULL COMMENT ''合规风险校验时间'''
);
PREPARE stmt FROM @sql; EXECUTE stmt; DEALLOCATE PREPARE stmt;

-- ==================== blade_hcs_check_log 校验留痕表（照 ops 日志惯例） ====================

SET @sql = IF(
  EXISTS (SELECT 1 FROM information_schema.tables WHERE table_schema = @db_name AND table_name = 'blade_hcs_check_log'),
  'SELECT 1',
  'CREATE TABLE blade_hcs_check_log (
    id bigint NOT NULL COMMENT ''主键'',
    tenant_id varchar(12) DEFAULT ''000000'' COMMENT ''租户ID'',
    biz_type varchar(32) DEFAULT NULL COMMENT ''业务类型 project/contract/payment'',
    biz_id bigint DEFAULT NULL COMMENT ''业务单据ID'',
    check_type varchar(16) DEFAULT NULL COMMENT ''校验类型 risk=客商风险/credit=额度'',
    result varchar(16) DEFAULT NULL COMMENT ''校验结果 pass=通过/fail=不通过/skip=跳过'',
    msg varchar(512) DEFAULT NULL COMMENT ''校验说明'',
    trace_id varchar(64) DEFAULT NULL COMMENT ''合规系统链路追踪ID'',
    create_time datetime DEFAULT NULL COMMENT ''创建时间'',
    PRIMARY KEY (id),
    KEY idx_hcs_check_log_biz (biz_type, biz_id)
  ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT=''HCS 风险/额度校验留痕'''
);
PREPARE stmt FROM @sql; EXECUTE stmt; DEALLOCATE PREPARE stmt;