-- BMS 应收 V1.0
--
-- 需求文档中的来源表 prc_bill / prc_bill_fee 在本项目已经由
-- sql/price/rename_bill_tables.sql 迁移为 prc_order_bill / prc_income_bill_fee；
-- 本脚本只创建正式应收表，不改动来源表及其 VARCHAR(36) 主键。
SET NAMES utf8mb4;
SET FOREIGN_KEY_CHECKS = 0;

CREATE TABLE IF NOT EXISTS ar_bill (
  ar_bill_id          BIGINT(20) NOT NULL AUTO_INCREMENT COMMENT '应收账单ID',
  bill_no             VARCHAR(50) NOT NULL COMMENT '账单号',
  bill_name           VARCHAR(100) NOT NULL COMMENT '账单名称',
  customer_id         BIGINT(20) NOT NULL COMMENT '客户ID',
  customer_code       VARCHAR(50) NOT NULL COMMENT '客户编码快照',
  customer_name       VARCHAR(100) NOT NULL COMMENT '客户名称快照',
  bill_period_start   DATE NOT NULL COMMENT '账期开始日',
  bill_period_end     DATE NOT NULL COMMENT '账期结束日',
  bill_date           DATE NOT NULL COMMENT '账单出具日期',
  currency            VARCHAR(10) NOT NULL DEFAULT 'CNY' COMMENT '币种',
  order_count         INT(11) NOT NULL DEFAULT 0 COMMENT '订单数量',
  total_amount        DECIMAL(18,2) NOT NULL DEFAULT 0.00 COMMENT '账单应收总额',
  written_off_amount  DECIMAL(18,2) NOT NULL DEFAULT 0.00 COMMENT '已核销金额缓存',
  unwritten_amount    DECIMAL(18,2) NOT NULL DEFAULT 0.00 COMMENT '未核销金额缓存',
  status              VARCHAR(30) NOT NULL COMMENT 'DRAFT/CONFIRMED/PARTIAL_WRITTEN_OFF/WRITTEN_OFF/VOID',
  bill_version        INT(11) NOT NULL DEFAULT 1 COMMENT '账单版本',
  bank_account_name   VARCHAR(100) DEFAULT NULL COMMENT '收款账户名称快照',
  bank_account_no     VARCHAR(128) DEFAULT NULL COMMENT '收款账号快照，应用层脱敏展示',
  bank_name           VARCHAR(100) DEFAULT NULL COMMENT '开户行快照',
  remark              VARCHAR(500) DEFAULT NULL COMMENT '备注或作废原因',
  confirmed_by        VARCHAR(64) DEFAULT NULL COMMENT '确认人',
  confirmed_time      DATETIME DEFAULT NULL COMMENT '确认时间',
  create_by           VARCHAR(64) NOT NULL COMMENT '创建人',
  create_time         DATETIME NOT NULL COMMENT '创建时间',
  update_by           VARCHAR(64) NOT NULL COMMENT '更新人',
  update_time         DATETIME NOT NULL COMMENT '更新时间',
  PRIMARY KEY (ar_bill_id),
  UNIQUE KEY uk_ar_bill_no (bill_no),
  UNIQUE KEY uk_ar_bill_customer_cutoff_version (customer_id, currency, bill_period_end, bill_version),
  KEY idx_ar_bill_customer_cutoff (customer_id, currency, bill_period_end),
  KEY idx_ar_bill_status (status)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='正式应收账单主表';

CREATE TABLE IF NOT EXISTS ar_bill_detail (
  detail_id           BIGINT(20) NOT NULL AUTO_INCREMENT COMMENT '账单订单明细ID',
  ar_bill_id          BIGINT(20) NOT NULL COMMENT '应收账单ID',
  prc_order_bill_id   VARCHAR(36) NOT NULL COMMENT '来源计费订单ID，对应 prc_order_bill.bill_id',
  detail_no           INT(11) NOT NULL COMMENT '账单内顺序号',
  order_no            VARCHAR(64) NOT NULL COMMENT '订单号快照',
  tracking_no         VARCHAR(64) DEFAULT NULL COMMENT '运单号快照',
  receive_time        DATETIME DEFAULT NULL COMMENT '收件或入库时间',
  product_code        VARCHAR(50) NOT NULL COMMENT '产品代码快照',
  product_name        VARCHAR(100) DEFAULT NULL COMMENT '产品名称快照',
  goods_description   VARCHAR(500) DEFAULT NULL COMMENT '货物描述快照',
  country_code        CHAR(2) DEFAULT NULL COMMENT '目的国家二字码',
  country_name        VARCHAR(50) DEFAULT NULL COMMENT '目的国家名称',
  dest_postcode       VARCHAR(20) DEFAULT NULL COMMENT '目的邮编',
  actual_weight       DECIMAL(12,3) DEFAULT NULL COMMENT '实际重量KG',
  volume_weight       DECIMAL(12,3) DEFAULT NULL COMMENT '材积重量KG',
  charge_weight       DECIMAL(12,3) DEFAULT NULL COMMENT '计费重量KG',
  pkg_length          DECIMAL(10,2) DEFAULT NULL COMMENT '长度CM',
  pkg_width           DECIMAL(10,2) DEFAULT NULL COMMENT '宽度CM',
  pkg_height          DECIMAL(10,2) DEFAULT NULL COMMENT '高度CM',
  currency            VARCHAR(10) NOT NULL COMMENT '币种快照',
  total_amount        DECIMAL(18,2) NOT NULL DEFAULT 0.00 COMMENT '订单费用合计',
  remark              VARCHAR(500) DEFAULT NULL COMMENT '订单账单备注',
  create_by           VARCHAR(64) NOT NULL COMMENT '创建人',
  create_time         DATETIME NOT NULL COMMENT '创建时间',
  PRIMARY KEY (detail_id),
  UNIQUE KEY uk_ar_bill_detail_source (ar_bill_id, prc_order_bill_id),
  UNIQUE KEY uk_ar_bill_detail_no (ar_bill_id, detail_no),
  KEY idx_ar_bill_detail_source (prc_order_bill_id),
  CONSTRAINT fk_ar_bill_detail_bill FOREIGN KEY (ar_bill_id) REFERENCES ar_bill (ar_bill_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='应收账单订单快照';

CREATE TABLE IF NOT EXISTS ar_bill_detail_fee (
  detail_fee_id      BIGINT(20) NOT NULL AUTO_INCREMENT COMMENT '账单费用明细ID',
  detail_id          BIGINT(20) NOT NULL COMMENT '账单订单明细ID',
  prc_income_bill_fee_id VARCHAR(36) NOT NULL COMMENT '来源收入费用ID，对应 prc_income_bill_fee.fee_id',
  fee_no             INT(11) NOT NULL COMMENT '订单内费用顺序号',
  fee_type           VARCHAR(30) NOT NULL COMMENT '费用类型快照',
  fee_name           VARCHAR(100) DEFAULT NULL COMMENT '费用名称快照',
  sc_id              BIGINT(20) DEFAULT NULL COMMENT '附加费配置ID快照',
  quantity           DECIMAL(12,3) DEFAULT NULL COMMENT '计费数量',
  unit               VARCHAR(20) DEFAULT NULL COMMENT '计费单位',
  unit_price         DECIMAL(15,4) DEFAULT NULL COMMENT '费用单价',
  amount             DECIMAL(18,2) NOT NULL DEFAULT 0.00 COMMENT '费用金额',
  currency           VARCHAR(10) NOT NULL COMMENT '币种',
  calculation_formula VARCHAR(500) DEFAULT NULL COMMENT '计算公式或说明',
  round_mode         VARCHAR(20) DEFAULT NULL COMMENT '取舍规则',
  remark             VARCHAR(500) DEFAULT NULL COMMENT '费用备注',
  create_by          VARCHAR(64) NOT NULL COMMENT '创建人',
  create_time        DATETIME NOT NULL COMMENT '创建时间',
  PRIMARY KEY (detail_fee_id),
  UNIQUE KEY uk_ar_detail_prc_income_fee (detail_id, prc_income_bill_fee_id),
  KEY idx_ar_detail_fee_type (fee_type),
  KEY idx_ar_detail_prc_income_fee (prc_income_bill_fee_id),
  KEY idx_ar_detail_fee_order (detail_id, fee_no, detail_fee_id),
  CONSTRAINT fk_ar_detail_fee_detail FOREIGN KEY (detail_id) REFERENCES ar_bill_detail (detail_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='应收账单费用快照';

CREATE TABLE IF NOT EXISTS ar_bill_export (
  export_id          BIGINT(20) NOT NULL AUTO_INCREMENT COMMENT '导出ID',
  ar_bill_id         BIGINT(20) NOT NULL COMMENT '应收账单ID',
  file_name          VARCHAR(255) NOT NULL COMMENT '下载展示名称',
  file_type          VARCHAR(20) NOT NULL COMMENT 'XLSX/PDF',
  template_code      VARCHAR(50) NOT NULL COMMENT '导出模板标识',
  template_version   VARCHAR(50) DEFAULT NULL COMMENT '模板版本',
  storage_key        VARCHAR(500) NOT NULL COMMENT '对象存储或本地文件Key',
  file_size          BIGINT(20) DEFAULT NULL COMMENT '文件字节数',
  file_hash          VARCHAR(128) DEFAULT NULL COMMENT 'SHA-256校验值',
  row_count          INT(11) DEFAULT NULL COMMENT '导出订单行数',
  export_status      VARCHAR(30) NOT NULL COMMENT 'PROCESSING/SUCCESS/FAILED',
  export_by          VARCHAR(64) NOT NULL COMMENT '导出人',
  export_time        DATETIME NOT NULL COMMENT '导出时间',
  remark             VARCHAR(500) DEFAULT NULL COMMENT '失败原因或备注',
  PRIMARY KEY (export_id),
  KEY idx_ar_bill_export_bill (ar_bill_id, export_time),
  KEY idx_ar_bill_export_status (export_status),
  CONSTRAINT fk_ar_bill_export_bill FOREIGN KEY (ar_bill_id) REFERENCES ar_bill (ar_bill_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='应收账单导出文件元数据';

CREATE TABLE IF NOT EXISTS ar_bill_log (
  log_id             BIGINT(20) NOT NULL AUTO_INCREMENT COMMENT '日志ID',
  ar_bill_id         BIGINT(20) DEFAULT NULL COMMENT '账单ID',
  object_type        VARCHAR(40) NOT NULL COMMENT 'BILL/EXPORT/BALANCE_WRITEOFF',
  object_id          VARCHAR(64) NOT NULL COMMENT '通用对象ID',
  operation_type     VARCHAR(40) NOT NULL COMMENT '操作类型：CONFIRM/VOID/EXPORT/BALANCE_WRITEOFF/CANCEL_BALANCE_WRITEOFF',
  operation_desc     VARCHAR(500) DEFAULT NULL COMMENT '操作说明',
  from_status        VARCHAR(30) DEFAULT NULL COMMENT '变更前状态',
  to_status          VARCHAR(30) DEFAULT NULL COMMENT '变更后状态',
  before_data        TEXT COMMENT '变更前安全快照',
  after_data         TEXT COMMENT '变更后安全快照',
  operator_id        VARCHAR(64) NOT NULL COMMENT '操作人ID',
  operator_name      VARCHAR(100) DEFAULT NULL COMMENT '操作人名称',
  operation_source   VARCHAR(30) NOT NULL COMMENT 'WEB/API/JOB/IMPORT',
  request_id         VARCHAR(64) DEFAULT NULL COMMENT '请求幂等标识',
  trace_id           VARCHAR(64) DEFAULT NULL COMMENT '链路标识',
  result             VARCHAR(20) NOT NULL COMMENT 'SUCCESS/FAILED',
  error_message      VARCHAR(1000) DEFAULT NULL COMMENT '失败原因',
  client_ip          VARCHAR(64) DEFAULT NULL COMMENT '来源IP',
  create_time        DATETIME NOT NULL COMMENT '日志时间',
  PRIMARY KEY (log_id),
  KEY idx_ar_bill_log_bill (ar_bill_id, create_time),
  KEY idx_ar_bill_log_object (object_type, object_id, create_time),
  KEY idx_ar_bill_log_request (request_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='应收账单操作日志';

SET FOREIGN_KEY_CHECKS = 1;