-- 支付与 SIM 套餐续费基础。执行前请先备份生产数据库。

ALTER TABLE traffic_order
    ADD COLUMN total_fee_fen BIGINT NOT NULL DEFAULT 0 COMMENT '固定支付金额（分）' AFTER total_price,
    ADD COLUMN payment_provider VARCHAR(32) DEFAULT '' COMMENT '支付渠道' AFTER pay_status,
    ADD COLUMN provider_trade_no VARCHAR(128) DEFAULT '' COMMENT '第三方交易号' AFTER payment_provider,
    ADD COLUMN credit_attempt_count INT NOT NULL DEFAULT 0 COMMENT '入账尝试次数' AFTER credit_status,
    ADD COLUMN next_credit_at DATETIME NULL COMMENT '下次入账时间' AFTER credit_attempt_count,
    ADD COLUMN closed_at DATETIME NULL COMMENT '关闭时间' AFTER paid_at,
    ADD UNIQUE KEY uk_traffic_order_provider_trade (payment_provider, provider_trade_no),
    ADD KEY idx_traffic_order_credit_retry (pay_status, credit_status, next_credit_at);

UPDATE traffic_order
SET total_fee_fen = ROUND(total_price * 100)
WHERE total_fee_fen = 0 AND total_price IS NOT NULL;

CREATE TABLE IF NOT EXISTS sim_package (
    id BIGINT PRIMARY KEY COMMENT '主键 ID',
    code VARCHAR(64) NOT NULL COMMENT '平台套餐编码',
    name VARCHAR(128) NOT NULL COMMENT '套餐名称',
    carrier VARCHAR(16) NOT NULL COMMENT '运营商',
    provider_rate_plan_id BIGINT NOT NULL COMMENT 'SIMBOSS 套餐标识',
    amount_gb INT NOT NULL COMMENT '流量额度 GB',
    validity_months INT NOT NULL COMMENT '有效月数',
    cost_fee_fen BIGINT NOT NULL COMMENT '采购成本（分）',
    sale_fee_fen BIGINT NOT NULL COMMENT '销售价格（分）',
    status VARCHAR(16) NOT NULL DEFAULT 'active' COMMENT 'active/inactive',
    created_at DATETIME NULL COMMENT '创建时间',
    updated_at DATETIME NULL COMMENT '更新时间',
    UNIQUE KEY uk_sim_package_code (code),
    UNIQUE KEY uk_sim_package_provider_plan (carrier, provider_rate_plan_id),
    KEY idx_sim_package_status (status)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

CREATE TABLE IF NOT EXISTS sim_recharge_order (
    id BIGINT PRIMARY KEY COMMENT '主键 ID',
    user_id BIGINT NOT NULL COMMENT '所属用户 ID',
    sim_card_id BIGINT NOT NULL COMMENT 'SIM 卡 ID',
    package_id BIGINT NOT NULL COMMENT '套餐 ID',
    package_code VARCHAR(64) NOT NULL COMMENT '套餐编码快照',
    provider_rate_plan_id BIGINT NOT NULL COMMENT 'SIMBOSS 套餐标识快照',
    iccid_snapshot VARCHAR(32) NOT NULL COMMENT 'ICCID 快照，仅供履约',
    amount_gb INT NOT NULL COMMENT '流量额度 GB',
    validity_months INT NOT NULL COMMENT '有效月数',
    total_fee_fen BIGINT NOT NULL COMMENT '固定支付金额（分）',
    payment_status VARCHAR(16) NOT NULL DEFAULT 'unpaid' COMMENT 'unpaid/processing/paid/failed/closed',
    fulfillment_status VARCHAR(16) NOT NULL DEFAULT 'pending' COMMENT 'pending/submitting/retrying/success/failed',
    external_order_no VARCHAR(128) NOT NULL COMMENT '平台稳定外部订单号',
    provider_order_no VARCHAR(128) DEFAULT '' COMMENT '运营商流水号',
    attempt_count INT NOT NULL DEFAULT 0 COMMENT '履约尝试次数',
    next_attempt_at DATETIME NULL COMMENT '下次履约时间',
    last_error_code VARCHAR(64) DEFAULT '' COMMENT '最后错误代码',
    last_error_message VARCHAR(256) DEFAULT '' COMMENT '最后错误信息',
    created_at DATETIME NULL COMMENT '创建时间',
    paid_at DATETIME NULL COMMENT '支付时间',
    fulfilled_at DATETIME NULL COMMENT '履约时间',
    updated_at DATETIME NULL COMMENT '更新时间',
    UNIQUE KEY uk_sim_recharge_external (external_order_no),
    KEY idx_sim_recharge_user_created (user_id, created_at),
    KEY idx_sim_recharge_fulfillment_retry (payment_status, fulfillment_status, next_attempt_at)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

CREATE TABLE IF NOT EXISTS payment_transaction (
    id BIGINT PRIMARY KEY COMMENT '主键 ID',
    user_id BIGINT NOT NULL COMMENT '付款用户 ID',
    business_type VARCHAR(32) NOT NULL COMMENT 'traffic_order/sim_recharge_order',
    business_order_id BIGINT NOT NULL COMMENT '业务订单 ID',
    provider VARCHAR(32) NOT NULL COMMENT '支付渠道',
    merchant_order_no VARCHAR(128) NOT NULL COMMENT '商户订单号',
    provider_trade_no VARCHAR(128) DEFAULT '' COMMENT '第三方交易号',
    total_fee_fen BIGINT NOT NULL COMMENT '固定金额（分）',
    status VARCHAR(16) NOT NULL DEFAULT 'unpaid' COMMENT 'unpaid/processing/paid/failed/closed',
    created_at DATETIME NULL COMMENT '创建时间',
    paid_at DATETIME NULL COMMENT '支付时间',
    updated_at DATETIME NULL COMMENT '更新时间',
    UNIQUE KEY uk_payment_merchant_order (provider, merchant_order_no),
    UNIQUE KEY uk_payment_provider_trade (provider, provider_trade_no),
    KEY idx_payment_business (business_type, business_order_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

CREATE TABLE IF NOT EXISTS payment_callback_event (
    id BIGINT PRIMARY KEY COMMENT '主键 ID',
    provider VARCHAR(32) NOT NULL COMMENT '支付渠道',
    event_key VARCHAR(128) NOT NULL COMMENT '回调事件幂等键',
    payload_hash VARCHAR(64) NOT NULL COMMENT '载荷哈希',
    verified TINYINT(1) NOT NULL DEFAULT 0 COMMENT '是否通过验签',
    processed_at DATETIME NULL COMMENT '处理时间',
    result_code VARCHAR(64) DEFAULT '' COMMENT '处理结果',
    created_at DATETIME NULL COMMENT '创建时间',
    UNIQUE KEY uk_payment_callback_event (provider, event_key)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;