-- MN3 WMS — Production Install Script
-- Generated: 2026-05-12
-- Apply with:  mysql -uroot -p<password> < install.sql
--
-- Creates both databases from scratch (safe to re-run on an empty server).
-- If the databases already exist this script will DROP and recreate every table,
-- so do NOT run against a live database that has data.

SET NAMES utf8mb4;
SET FOREIGN_KEY_CHECKS = 0;
SET UNIQUE_CHECKS     = 0;
SET SQL_MODE          = 'NO_AUTO_VALUE_ON_ZERO';

-- ============================================================
-- DATABASE: wms  (system / multi-tenant)
-- ============================================================

CREATE DATABASE IF NOT EXISTS `wms`
  CHARACTER SET utf8mb3
  COLLATE utf8mb3_general_ci;

USE `wms`;

-- --------------------------------------------------------
-- schema_migrations  (migration tracker)
-- --------------------------------------------------------
DROP TABLE IF EXISTS `schema_migrations`;
CREATE TABLE `schema_migrations` (
  `version`    varchar(64) NOT NULL,
  `applied_at` datetime    NOT NULL DEFAULT current_timestamp(),
  PRIMARY KEY (`version`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;

-- --------------------------------------------------------
-- company_list
-- --------------------------------------------------------
DROP TABLE IF EXISTS `company_list`;
CREATE TABLE `company_list` (
  `company_id`    int(11)      NOT NULL AUTO_INCREMENT,
  `channel_name`  varchar(100) NOT NULL DEFAULT '' COMMENT 'Unique slug used for login routing',
  `company_name`  varchar(255) NOT NULL DEFAULT '',
  `company_name2` varchar(255) NOT NULL DEFAULT '' COMMENT 'Secondary name / English name',
  `company_logo`  varchar(255) NOT NULL DEFAULT '' COMMENT 'Uploaded logo filename',
  `company_seal`  varchar(255) NOT NULL DEFAULT '' COMMENT 'Uploaded seal/stamp filename',
  `branch`        varchar(255) NOT NULL DEFAULT 'สำนักงานใหญ่',
  `branch_no`     varchar(50)  NOT NULL DEFAULT '',
  `fiscal_year`   varchar(10)  NOT NULL DEFAULT '',
  `fx`            varchar(10)  NOT NULL DEFAULT 'thb' COMMENT 'Default currency',
  `address`       text         NOT NULL DEFAULT '',
  `address2`      text         NOT NULL DEFAULT '',
  `tax_id`        varchar(50)  NOT NULL DEFAULT '',
  `prompt_pay`    varchar(50)  NOT NULL DEFAULT '',
  `entrepreneur`  varchar(100) NOT NULL DEFAULT '',
  `email`         varchar(255) NOT NULL DEFAULT '',
  `phone`         varchar(50)  NOT NULL DEFAULT '',
  `fax`           varchar(50)  NOT NULL DEFAULT '',
  `website`       varchar(255) NOT NULL DEFAULT '',
  `facebook_page` varchar(255) NOT NULL DEFAULT '',
  PRIMARY KEY (`company_id`),
  UNIQUE KEY `channel_name` (`channel_name`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;

-- --------------------------------------------------------
-- company_map_user
-- --------------------------------------------------------
DROP TABLE IF EXISTS `company_map_user`;
CREATE TABLE `company_map_user` (
  `map_id`             int(10) unsigned NOT NULL AUTO_INCREMENT,
  `company_id`         int(11)          DEFAULT NULL,
  `user_id`            int(11)          DEFAULT NULL,
  `role`               varchar(15)      NOT NULL DEFAULT 'user' COMMENT '9=creator/admin, 0=user',
  `not_allow`          text             NOT NULL,
  `start`              varchar(50)      NOT NULL,
  `visibility`         varchar(1)       NOT NULL DEFAULT '0' COMMENT '0=all, 1=own-only',
  `no_access_contact`  text             NOT NULL,
  `cost`               int(1)           NOT NULL DEFAULT 1 COMMENT '1=see cost, 0=hide cost',
  `lock_price`         varchar(1024)    NOT NULL DEFAULT '',
  `invite_token`       varchar(64)      DEFAULT NULL,
  `created_at`         datetime         DEFAULT NULL,
  PRIMARY KEY (`map_id`),
  KEY `user_id`    (`user_id`),
  KEY `company_id` (`company_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;

-- --------------------------------------------------------
-- company_setting
-- --------------------------------------------------------
DROP TABLE IF EXISTS `company_setting`;
CREATE TABLE `company_setting` (
  `id`         int(11) unsigned NOT NULL AUTO_INCREMENT,
  `company_id` int(11)          NOT NULL,
  `setting_key` varchar(64)     NOT NULL,
  `value`      varchar(255)     NOT NULL DEFAULT '',
  `updated_at` datetime         DEFAULT NULL,
  `log`        mediumtext       DEFAULT NULL,
  PRIMARY KEY (`id`),
  UNIQUE KEY `company_key` (`company_id`, `setting_key`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;

-- --------------------------------------------------------
-- company_smtp
-- --------------------------------------------------------
DROP TABLE IF EXISTS `company_smtp`;
CREATE TABLE `company_smtp` (
  `smtp_id`    int(10) unsigned NOT NULL AUTO_INCREMENT,
  `company_id` int(10) unsigned NOT NULL,
  `server`     varchar(255)     NOT NULL,
  `port`       varchar(10)      NOT NULL DEFAULT '587',
  `username`   varchar(255)     NOT NULL,
  `password`   text             NOT NULL,
  `from_name`  varchar(255)     NOT NULL DEFAULT '',
  `from_email` varchar(255)     NOT NULL DEFAULT '',
  `encryption` enum('tls','ssl','none') NOT NULL DEFAULT 'tls',
  `updated_at` datetime         DEFAULT NULL,
  PRIMARY KEY (`smtp_id`),
  UNIQUE KEY `uq_company_smtp` (`company_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------
-- user
-- --------------------------------------------------------
DROP TABLE IF EXISTS `user`;
CREATE TABLE `user` (
  `user_id`          int(10) unsigned NOT NULL AUTO_INCREMENT,
  `username`         varchar(255)     NOT NULL,
  `password`         varchar(255)     NOT NULL,
  `email`            varchar(255)     NOT NULL,
  `status`           varchar(40)      NOT NULL DEFAULT 'not activated',
  `name`             tinytext         NOT NULL,
  `surname`          tinytext         NOT NULL,
  `address`          tinytext         DEFAULT NULL,
  `country`          varchar(50)      NOT NULL DEFAULT '',
  `profile_picture`  tinytext         NOT NULL,
  `default_company`  int(11)          DEFAULT 0,
  `language`         varchar(3)       NOT NULL DEFAULT 'th',
  `regis_date`       timestamp        NOT NULL DEFAULT current_timestamp(),
  `license`          enum('owner','user') NOT NULL DEFAULT 'owner',
  `active`           varchar(255)     NOT NULL DEFAULT 'yes',
  `phone`            varchar(50)      NOT NULL DEFAULT '',
  `verify_token`     varchar(64)      DEFAULT NULL,
  `verify_expires_at` datetime        DEFAULT NULL,
  `login_attempts`   int(11)          NOT NULL DEFAULT 0,
  `locked_until`     datetime         DEFAULT NULL,
  PRIMARY KEY (`user_id`),
  UNIQUE KEY `username` (`username`),
  UNIQUE KEY `email`    (`email`),
  KEY `idx_user_verify_token` (`verify_token`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;

-- --------------------------------------------------------
-- whitelist
-- --------------------------------------------------------
DROP TABLE IF EXISTS `whitelist`;
CREATE TABLE `whitelist` (
  `list_id` int(10) unsigned NOT NULL AUTO_INCREMENT,
  `cookie`  varchar(32)      NOT NULL,
  `status`  int(11)          NOT NULL DEFAULT 1 COMMENT '0=block, 1=wait, 2=allow',
  `ip`      varchar(20)      NOT NULL,
  `dt`      timestamp        NOT NULL DEFAULT current_timestamp(),
  PRIMARY KEY (`list_id`),
  UNIQUE KEY `cookie` (`cookie`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;


-- ============================================================
-- DATABASE: wms2  (operational WMS data)
-- ============================================================

CREATE DATABASE IF NOT EXISTS `wms2`
  CHARACTER SET utf8mb3
  COLLATE utf8mb3_general_ci;

USE `wms2`;

-- --------------------------------------------------------
-- md_barcode
-- --------------------------------------------------------
DROP TABLE IF EXISTS `md_barcode`;
CREATE TABLE `md_barcode` (
  `id`              int(10) unsigned NOT NULL AUTO_INCREMENT,
  `company_id`      int(10) unsigned NOT NULL,
  `barcode_type`    varchar(20)      NOT NULL,
  `barcode`         varchar(320)     NOT NULL,
  `product_sku`     varchar(100)     DEFAULT NULL,
  `lot_number`      varchar(100)     DEFAULT NULL,
  `serial_number`   varchar(100)     DEFAULT NULL,
  `warehouse_id`    int(10) unsigned DEFAULT NULL,
  `zone`            varchar(100)     DEFAULT NULL,
  `aisle`           varchar(100)     DEFAULT NULL,
  `rack`            varchar(100)     DEFAULT NULL,
  `print_count`     int(10) unsigned NOT NULL DEFAULT 0,
  `last_printed_dt` datetime         DEFAULT NULL,
  `created_dt`      datetime         NOT NULL DEFAULT current_timestamp(),
  `status`          tinyint(4)       NOT NULL DEFAULT 1,
  PRIMARY KEY (`id`),
  UNIQUE KEY `company_id_barcode`      (`company_id`, `barcode`),
  KEY `company_id_type`                (`company_id`, `barcode_type`),
  KEY `company_id_product_lot`         (`company_id`, `product_sku`, `lot_number`),
  KEY `company_id_location`            (`company_id`, `warehouse_id`, `zone`, `aisle`, `rack`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;

-- --------------------------------------------------------
-- md_contact
-- --------------------------------------------------------
DROP TABLE IF EXISTS `md_contact`;
CREATE TABLE `md_contact` (
  `id`                int(11) unsigned NOT NULL AUTO_INCREMENT,
  `company_id`        int(11)          NOT NULL DEFAULT 0,
  `contact_name`      varchar(255)     NOT NULL,
  `tax_id`            varchar(255)     NOT NULL,
  `organization`      varchar(255)     NOT NULL,
  `branch`            varchar(255)     NOT NULL,
  `contact_type`      int(11) unsigned NOT NULL,
  `billing_address`   text             NOT NULL,
  `shipping_location` varchar(255)     NOT NULL,
  `shipping_address`  text             NOT NULL,
  `remark`            text             NOT NULL,
  `contact_image`     mediumtext       NOT NULL,
  `status`            int(1) unsigned  NOT NULL DEFAULT 1 COMMENT '0=inactive, 1=active',
  `log`               mediumtext       NOT NULL DEFAULT '{}',
  PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;

-- --------------------------------------------------------
-- md_contact_type
-- --------------------------------------------------------
DROP TABLE IF EXISTS `md_contact_type`;
CREATE TABLE `md_contact_type` (
  `id`           int(11) unsigned NOT NULL AUTO_INCREMENT,
  `company_id`   int(11)          NOT NULL DEFAULT 0,
  `contact_type` varchar(255)     NOT NULL DEFAULT '',
  `description`  text             NOT NULL DEFAULT '',
  `status`       int(1)           NOT NULL DEFAULT 1 COMMENT '0=inactive, 1=active',
  `log`          mediumtext       NOT NULL DEFAULT '{}',
  PRIMARY KEY (`id`),
  UNIQUE KEY `company_id_product_id` (`company_id`, `contact_type`),
  KEY `company_id` (`company_id`),
  KEY `product_id` (`contact_type`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;

-- --------------------------------------------------------
-- md_lot
-- --------------------------------------------------------
DROP TABLE IF EXISTS `md_lot`;
CREATE TABLE `md_lot` (
  `id`          int(10) unsigned NOT NULL AUTO_INCREMENT,
  `company_id`  int(10) unsigned NOT NULL,
  `product_sku` varchar(100)     NOT NULL,
  `lot_number`  varchar(100)     NOT NULL,
  `expiry_date` date             NOT NULL,
  `description` varchar(255)     DEFAULT NULL,
  PRIMARY KEY (`id`),
  UNIQUE KEY `company_id_product_sku_lot_number` (`company_id`, `product_sku`, `lot_number`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;

-- --------------------------------------------------------
-- md_product
-- --------------------------------------------------------
DROP TABLE IF EXISTS `md_product`;
CREATE TABLE `md_product` (
  `id`            int(11) unsigned NOT NULL AUTO_INCREMENT,
  `company_id`    int(11)          NOT NULL DEFAULT 0,
  `product_name`  varchar(255)     NOT NULL DEFAULT '',
  `sku`           varchar(255)     NOT NULL DEFAULT '',
  `barcode`       varchar(64)      DEFAULT NULL,
  `price`         decimal(18,4)    NOT NULL DEFAULT 0.0000,
  `cost_price`    decimal(15,2)    NOT NULL DEFAULT 0.00,
  `uom`           varchar(20)      NOT NULL DEFAULT 'pcs',
  `min_stock`     decimal(18,4)    NOT NULL DEFAULT 0.0000,
  `reorder_point` decimal(18,4)    NOT NULL DEFAULT 0.0000,
  `category`      int(11)          NOT NULL DEFAULT 0,
  `product_image` text             NOT NULL DEFAULT '',
  `description`   text             NOT NULL DEFAULT '',
  `status`        int(1)           NOT NULL DEFAULT 1 COMMENT '0=inactive, 1=active',
  `log`           mediumtext       NOT NULL DEFAULT '{}',
  PRIMARY KEY (`id`),
  UNIQUE KEY `company_id_product_id`  (`company_id`, `product_name`),
  KEY `company_id`                    (`company_id`),
  KEY `product_id`                    (`product_name`),
  KEY `idx_product_barcode`           (`company_id`, `barcode`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;

-- --------------------------------------------------------
-- md_product_category
-- --------------------------------------------------------
DROP TABLE IF EXISTS `md_product_category`;
CREATE TABLE `md_product_category` (
  `id`          int(11) unsigned NOT NULL AUTO_INCREMENT,
  `company_id`  int(11)          NOT NULL DEFAULT 0,
  `category`    varchar(255)     NOT NULL DEFAULT '',
  `slug`        varchar(255)     NOT NULL DEFAULT '',
  `description` text             NOT NULL DEFAULT '',
  `status`      int(1)           NOT NULL DEFAULT 1 COMMENT '0=inactive, 1=active',
  `log`         mediumtext       NOT NULL DEFAULT '{}',
  PRIMARY KEY (`id`),
  UNIQUE KEY `company_id_product_id` (`company_id`, `category`),
  KEY `company_id` (`company_id`),
  KEY `product_id` (`category`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;

-- --------------------------------------------------------
-- md_rack
-- --------------------------------------------------------
DROP TABLE IF EXISTS `md_rack`;
CREATE TABLE `md_rack` (
  `id`          int(11)      NOT NULL AUTO_INCREMENT,
  `company_id`  int(11)      NOT NULL,
  `td_stock_id` int(11)      NOT NULL,
  `warehouse`   int(11)      NOT NULL,
  `storage_id`  int(11)      NOT NULL,
  `zone`        varchar(10)  NOT NULL,
  `aisle`       varchar(10)  NOT NULL,
  `rack`        varchar(10)  NOT NULL,
  `product_sku` varchar(50)  DEFAULT NULL,
  PRIMARY KEY (`id`),
  UNIQUE KEY `uk_rack_location` (`company_id`, `warehouse`, `zone`, `aisle`, `rack`),
  KEY `idx_storage`             (`storage_id`),
  KEY `idx_sku`                 (`company_id`, `product_sku`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;

-- --------------------------------------------------------
-- md_rack_log
-- --------------------------------------------------------
DROP TABLE IF EXISTS `md_rack_log`;
CREATE TABLE `md_rack_log` (
  `id`          bigint(20) unsigned NOT NULL AUTO_INCREMENT,
  `company_id`  int(10)             NOT NULL,
  `md_rack_id`  int(10) unsigned    NOT NULL,
  `user_id`     int(10) unsigned    DEFAULT NULL,
  `dt`          datetime            NOT NULL DEFAULT current_timestamp(),
  `login`       datetime            DEFAULT NULL,
  `action`      enum('occupy','release','transfer_in','transfer_out') NOT NULL,
  `product_sku` varchar(100)        DEFAULT NULL,
  `td_stock_id` int(10) unsigned    DEFAULT NULL,
  PRIMARY KEY (`id`),
  KEY `idx_rack` (`company_id`, `md_rack_id`),
  KEY `idx_user` (`company_id`, `user_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;

-- --------------------------------------------------------
-- md_sku_barcode_label
-- --------------------------------------------------------
DROP TABLE IF EXISTS `md_sku_barcode_label`;
CREATE TABLE `md_sku_barcode_label` (
  `id`            int(10) unsigned NOT NULL AUTO_INCREMENT,
  `company_id`    int(10) unsigned NOT NULL,
  `product_sku`   varchar(100)     NOT NULL,
  `lot_number`    varchar(100)     NOT NULL,
  `serial_number` varchar(100)     NOT NULL,
  `barcode`       varchar(320)     NOT NULL,
  `created_dt`    datetime         NOT NULL DEFAULT current_timestamp(),
  PRIMARY KEY (`id`),
  UNIQUE KEY `company_id_barcode`  (`company_id`, `barcode`),
  KEY `company_id_product_lot`     (`company_id`, `product_sku`, `lot_number`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;

-- --------------------------------------------------------
-- md_storage
-- --------------------------------------------------------
DROP TABLE IF EXISTS `md_storage`;
CREATE TABLE `md_storage` (
  `id`          int(11) unsigned NOT NULL AUTO_INCREMENT,
  `company_id`  int(11)          NOT NULL DEFAULT 0,
  `warehouse`   varchar(255)     NOT NULL DEFAULT '',
  `zone`        text             NOT NULL DEFAULT '',
  `aisle_from`  varchar(255)     NOT NULL DEFAULT '',
  `aisle_to`    varchar(255)     NOT NULL DEFAULT '',
  `rack_from`   varchar(255)     NOT NULL DEFAULT '',
  `rack_to`     varchar(255)     NOT NULL DEFAULT '',
  `description` text             NOT NULL DEFAULT '',
  `status`      int(1)           NOT NULL DEFAULT 1 COMMENT '0=inactive, 1=active',
  `log`         mediumtext       NOT NULL DEFAULT '{}',
  PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;

-- --------------------------------------------------------
-- md_warehouse
-- --------------------------------------------------------
DROP TABLE IF EXISTS `md_warehouse`;
CREATE TABLE `md_warehouse` (
  `id`             int(11) unsigned NOT NULL AUTO_INCREMENT,
  `company_id`     int(11)          NOT NULL DEFAULT 0,
  `warehouse_name` varchar(255)     NOT NULL DEFAULT '',
  `location`       text             NOT NULL DEFAULT '',
  `manager`        int(11)          NOT NULL DEFAULT 0,
  `description`    text             NOT NULL DEFAULT '',
  `status`         int(1)           NOT NULL DEFAULT 1 COMMENT '0=inactive, 1=active',
  `log`            mediumtext       NOT NULL DEFAULT '{}',
  PRIMARY KEY (`id`),
  UNIQUE KEY `company_id_warehouse_name` (`company_id`, `warehouse_name`),
  KEY `company_id` (`company_id`),
  KEY `product_id` (`warehouse_name`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;

-- --------------------------------------------------------
-- td_invoice
-- --------------------------------------------------------
DROP TABLE IF EXISTS `td_invoice`;
CREATE TABLE `td_invoice` (
  `id`             int(11) unsigned NOT NULL AUTO_INCREMENT,
  `company_id`     int(11)          NOT NULL DEFAULT 0,
  `uuid`           varchar(32)      NOT NULL DEFAULT '',
  `doc_type`       varchar(20)      NOT NULL DEFAULT 'invoice' COMMENT 'invoice|credit_note|debit_note',
  `invoice_number` varchar(50)      NOT NULL DEFAULT '' COMMENT 'INV-YYYYMMDD-XXXX / CN-... / DN-...',
  `ref_invoice_id` int(11) unsigned NOT NULL DEFAULT 0 COMMENT '0 for original invoices',
  `order_id`       int(11) unsigned NOT NULL DEFAULT 0,
  `contact_id`     int(11)          NOT NULL DEFAULT 0,
  `issued_date`    date             DEFAULT NULL,
  `due_date`       date             DEFAULT NULL,
  `subtotal`       decimal(18,4)    NOT NULL DEFAULT 0.0000,
  `discount`       decimal(18,4)    NOT NULL DEFAULT 0.0000,
  `tax`            decimal(18,4)    NOT NULL DEFAULT 0.0000,
  `shipping_fee`   decimal(18,4)    NOT NULL DEFAULT 0.0000,
  `grand_total`    decimal(18,4)    NOT NULL DEFAULT 0.0000,
  `items`          mediumtext       NOT NULL DEFAULT '[]',
  `status`         tinyint(1)       NOT NULL DEFAULT 0 COMMENT '0=draft 1=issued 2=paid 3=overdue 4=void',
  `notes`          text             NOT NULL DEFAULT '',
  `log`            mediumtext       NOT NULL DEFAULT '{}',
  PRIMARY KEY (`id`),
  KEY `company_id`     (`company_id`),
  KEY `order_id`       (`order_id`),
  KEY `contact_id`     (`contact_id`),
  KEY `invoice_number` (`invoice_number`),
  KEY `ref_invoice_id` (`ref_invoice_id`),
  KEY `doc_type`       (`doc_type`),
  KEY `status`         (`status`),
  KEY `due_date`       (`due_date`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;

-- --------------------------------------------------------
-- td_order
-- --------------------------------------------------------
DROP TABLE IF EXISTS `td_order`;
CREATE TABLE `td_order` (
  `id`                       int(11) unsigned NOT NULL AUTO_INCREMENT,
  `company_id`               int(11)          NOT NULL DEFAULT 0,
  `uuid`                     varchar(32)      NOT NULL DEFAULT '',
  `order_number`             varchar(50)      NOT NULL DEFAULT '' COMMENT 'ORD-YYYYMMDD-XXXX',
  `contact_id`               int(11)          NOT NULL DEFAULT 0,
  `order_date`               date             DEFAULT NULL,
  `status`                   tinyint(1)       NOT NULL DEFAULT 0 COMMENT '-1=cancelled 0=draft 1=confirmed 2=processing 3=completed',
  `payment_status`           tinyint(1)       NOT NULL DEFAULT 0 COMMENT '0=unpaid 1=paid 2=partial 3=refunded',
  `subtotal`                 decimal(18,4)    NOT NULL DEFAULT 0.0000,
  `discount`                 decimal(18,4)    NOT NULL DEFAULT 0.0000,
  `tax`                      decimal(18,4)    NOT NULL DEFAULT 0.0000,
  `shipping_fee`             decimal(18,4)    NOT NULL DEFAULT 0.0000,
  `shipping_tracking_number` varchar(100)     DEFAULT NULL,
  `grand_total`              decimal(18,4)    NOT NULL DEFAULT 0.0000,
  `items`                    mediumtext       NOT NULL DEFAULT '[]',
  `notes`                    text             NOT NULL DEFAULT '',
  `log`                      mediumtext       NOT NULL DEFAULT '{}',
  `created_at`               datetime         DEFAULT NULL,
  PRIMARY KEY (`id`),
  KEY `company_id`   (`company_id`),
  KEY `contact_id`   (`contact_id`),
  KEY `order_number` (`order_number`),
  KEY `status`       (`status`),
  KEY `order_date`   (`order_date`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;

-- --------------------------------------------------------
-- td_purchase_order
-- --------------------------------------------------------
DROP TABLE IF EXISTS `td_purchase_order`;
CREATE TABLE `td_purchase_order` (
  `id`              int(11)       NOT NULL AUTO_INCREMENT,
  `company_id`      int(11)       NOT NULL,
  `uuid`            varchar(64)   NOT NULL,
  `po_number`       varchar(32)   NOT NULL,
  `contact_id`      int(11)       DEFAULT NULL,
  `po_date`         date          NOT NULL,
  `expected_date`   date          DEFAULT NULL,
  `warehouse_id`    int(11)       NOT NULL,
  `status`          tinyint(4)    NOT NULL DEFAULT 0,
  `payment_status`  tinyint(4)    NOT NULL DEFAULT 0,
  `items`           longtext      CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NOT NULL CHECK (json_valid(`items`)),
  `subtotal`        decimal(15,2) NOT NULL DEFAULT 0.00,
  `discount`        decimal(15,2) NOT NULL DEFAULT 0.00,
  `tax`             decimal(15,2) NOT NULL DEFAULT 0.00,
  `shipping_fee`    decimal(15,2) NOT NULL DEFAULT 0.00,
  `grand_total`     decimal(15,2) NOT NULL DEFAULT 0.00,
  `notes`           text          DEFAULT NULL,
  `log`             longtext      CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL CHECK (json_valid(`log`)),
  `created_at`      datetime      NOT NULL,
  PRIMARY KEY (`id`),
  KEY `idx_po_company`  (`company_id`),
  KEY `idx_po_status`   (`company_id`, `status`),
  KEY `idx_po_contact`  (`company_id`, `contact_id`),
  KEY `idx_po_date`     (`company_id`, `po_date`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------
-- td_return
-- --------------------------------------------------------
DROP TABLE IF EXISTS `td_return`;
CREATE TABLE `td_return` (
  `id`            int(11) unsigned NOT NULL AUTO_INCREMENT,
  `company_id`    int(11)          NOT NULL DEFAULT 0,
  `uuid`          varchar(32)      NOT NULL DEFAULT '',
  `return_number` varchar(50)      NOT NULL DEFAULT '' COMMENT 'RET-YYYYMMDD-XXXX',
  `order_id`      int(11) unsigned NOT NULL DEFAULT 0,
  `invoice_id`    int(11) unsigned NOT NULL DEFAULT 0,
  `contact_id`    int(11)          NOT NULL DEFAULT 0,
  `return_date`   date             DEFAULT NULL,
  `status`        tinyint(1)       NOT NULL DEFAULT 0 COMMENT '-1=cancelled 0=draft 1=confirmed',
  `reason`        text             NOT NULL DEFAULT '',
  `refund_amount` decimal(18,4)    NOT NULL DEFAULT 0.0000,
  `items`         mediumtext       NOT NULL DEFAULT '[]',
  `notes`         text             NOT NULL DEFAULT '',
  `log`           mediumtext       NOT NULL DEFAULT '{}',
  PRIMARY KEY (`id`),
  KEY `company_id`    (`company_id`),
  KEY `order_id`      (`order_id`),
  KEY `invoice_id`    (`invoice_id`),
  KEY `contact_id`    (`contact_id`),
  KEY `return_number` (`return_number`),
  KEY `status`        (`status`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;

-- --------------------------------------------------------
-- td_stock  (generic / fallback; warehouse tables below)
-- --------------------------------------------------------
DROP TABLE IF EXISTS `td_stock`;
CREATE TABLE `td_stock` (
  `id`            int(11) unsigned NOT NULL AUTO_INCREMENT,
  `ref_id`        int(11) unsigned NOT NULL,
  `company_id`    int(11)          NOT NULL DEFAULT 0,
  `uuid`          varchar(20)      NOT NULL,
  `type`          varchar(20)      NOT NULL,
  `ref_warehouse` varchar(20)      NOT NULL COMMENT 'related warehouse table',
  `date`          datetime         DEFAULT NULL,
  `product_sku`   varchar(255)     NOT NULL DEFAULT '0',
  `lot_number`    varchar(255)     NOT NULL,
  `serial_number` varchar(255)     NOT NULL,
  `source`        varchar(255)     NOT NULL,
  `source_id`     int(11)          NOT NULL DEFAULT 0,
  `in`            decimal(18,4)    NOT NULL DEFAULT 0.0000,
  `out`           decimal(18,4)    NOT NULL DEFAULT 0.0000,
  `price`         decimal(18,4)    NOT NULL DEFAULT 0.0000,
  `zone`          varchar(255)     NOT NULL DEFAULT '',
  `aisle`         varchar(255)     NOT NULL DEFAULT '',
  `rack`          varchar(255)     NOT NULL DEFAULT '',
  `contact_id`    int(11)          NOT NULL DEFAULT 0,
  `description`   text             NOT NULL DEFAULT '',
  `status`        int(3)           NOT NULL DEFAULT 0 COMMENT '0=draft, 1=approved',
  `log`           mediumtext       NOT NULL DEFAULT '{}',
  PRIMARY KEY (`id`),
  KEY `company_id` (`company_id`),
  KEY `product_id` (`product_sku`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;

-- --------------------------------------------------------
-- td_stock_1  (warehouse 1)
-- --------------------------------------------------------
DROP TABLE IF EXISTS `td_stock_1`;
CREATE TABLE `td_stock_1` LIKE `td_stock`;

-- --------------------------------------------------------
-- td_stock_2  (warehouse 2)
-- --------------------------------------------------------
DROP TABLE IF EXISTS `td_stock_2`;
CREATE TABLE `td_stock_2` LIKE `td_stock`;

-- --------------------------------------------------------
-- td_stock_3  (warehouse 3)
-- --------------------------------------------------------
DROP TABLE IF EXISTS `td_stock_3`;
CREATE TABLE `td_stock_3` LIKE `td_stock`;

-- --------------------------------------------------------
-- warehouse_balance
-- --------------------------------------------------------
DROP TABLE IF EXISTS `warehouse_balance`;
CREATE TABLE `warehouse_balance` (
  `id`           int(11) unsigned NOT NULL AUTO_INCREMENT,
  `company_id`   int(11) unsigned NOT NULL DEFAULT 0,
  `warehouse_id` int(11) unsigned NOT NULL DEFAULT 0,
  `product_sku`  varchar(255)     NOT NULL DEFAULT '',
  `month`        varchar(10)      NOT NULL,
  `total_in`     decimal(18,4)    NOT NULL DEFAULT 0.0000,
  `total_out`    decimal(18,4)    NOT NULL DEFAULT 0.0000,
  PRIMARY KEY (`id`),
  UNIQUE KEY `company_id_warehouse_id_product_sku_month` (`company_id`, `warehouse_id`, `product_sku`, `month`),
  KEY `company_id`  (`company_id`),
  KEY `product_id`  (`warehouse_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;


SET FOREIGN_KEY_CHECKS = 1;
SET UNIQUE_CHECKS      = 1;