-- 回滚 000239：恢复五张业务表原状态约束与列注释。
-- 执行前必须确认已无“审批提交失败”状态数据，否则重建约束会失败。
ALTER TABLE tb_employee_collection_application DROP CONSTRAINT IF EXISTS chk_employee_collection_application_status;
ALTER TABLE tb_employee_collection_application
    ADD CONSTRAINT chk_employee_collection_application_status CHECK (status IN (0, 1, 2, 3));
COMMENT ON COLUMN tb_employee_collection_application.status IS '状态：0 审批中、1 已通过、2 已驳回、3 已撤销或已关闭';

ALTER TABLE tb_refund_request DROP CONSTRAINT IF EXISTS chk_refund_request_status;
ALTER TABLE tb_refund_request
    ADD CONSTRAINT chk_refund_request_status CHECK (status IN (1, 2, 3, 4, 5, 6));
COMMENT ON COLUMN tb_refund_request.status IS '状态 1-待审批 2-已通过 3-已拒绝 4-已退回 5-原路退款处理中 6-原路退款失败';

ALTER TABLE tb_agent_distribution_registration DROP CONSTRAINT IF EXISTS chk_agent_distribution_registration_status;
ALTER TABLE tb_agent_distribution_registration
    ADD CONSTRAINT chk_agent_distribution_registration_status CHECK (status IN (0, 1, 2));
COMMENT ON COLUMN tb_agent_distribution_registration.status IS '状态：0 待审批、1 已通过、2 已驳回';

ALTER TABLE tb_withdrawal_qualification DROP CONSTRAINT IF EXISTS chk_withdrawal_qualification_status;
ALTER TABLE tb_withdrawal_qualification
    ADD CONSTRAINT chk_withdrawal_qualification_status CHECK (status IN (0, 1, 2, 3));
COMMENT ON COLUMN tb_withdrawal_qualification.status IS '状态：0 待审批、1 已通过有效、2 已驳回、3 已失效或已作废';

ALTER TABLE tb_agent_recharge_record DROP CONSTRAINT IF EXISTS chk_agent_recharge_status;
ALTER TABLE tb_agent_recharge_record
    ADD CONSTRAINT chk_agent_recharge_status CHECK (status IN (1, 2, 3, 4, 5, 6));
COMMENT ON COLUMN tb_agent_recharge_record.status IS '充值状态：1-待支付 2-已支付 3-已完成 4-已关闭 5-已退款';

COMMENT ON COLUMN tb_commission_withdrawal_request.status IS '状态 1-待审核 2-已通过 3-已拒绝 4-已到账';

ALTER TABLE tb_approval_decision_delivery DROP CONSTRAINT IF EXISTS ck_approval_decision_delivery_decision;
ALTER TABLE tb_approval_decision_delivery
    ADD CONSTRAINT ck_approval_decision_delivery_decision
    CHECK (decision IN ('approved', 'rejected', 'cancelled', 'deleted', 'revoked_after_approved'));