-- ============================================================
-- 多簡訊平台架構 Migration Script
-- 建立日期：2026/6/3
-- ============================================================

-- 1. 新增 MMSPlatform 資料表
-- ============================================================
IF NOT EXISTS (SELECT 1 FROM sys.tables WHERE name = 'MMSPlatform')
BEGIN
    CREATE TABLE [dbo].[MMSPlatform] (
        [ID]           INT           NOT NULL IDENTITY(1,1),
        [PlatformCode] NVARCHAR(20)  NOT NULL,
        [PlatformName] NVARCHAR(50)  NOT NULL,
        [Account]      NVARCHAR(100) NULL,
        [Password]     NVARCHAR(100) NULL,
        [Remark]       NVARCHAR(200) NULL,
        [DB_APPNO]     INT           NOT NULL DEFAULT 1,
        [DB_CRDAT]     DATETIME      NOT NULL DEFAULT GETDATE(),
        [DB_CRUSR]     NVARCHAR(20)  NOT NULL DEFAULT 'SYSTEM',
        [DB_TRDAT]     DATETIME      NOT NULL DEFAULT GETDATE(),
        [DB_TRUSR]     NVARCHAR(20)  NOT NULL DEFAULT 'SYSTEM',
        CONSTRAINT [PK_MMSPlatform] PRIMARY KEY ([ID])
    );

    -- 預設插入兩個平台
    INSERT INTO [dbo].[MMSPlatform] ([PlatformCode], [PlatformName], [DB_APPNO], [DB_CRDAT], [DB_CRUSR], [DB_TRDAT], [DB_TRUSR])
    VALUES
        ('EVERY8D', 'EVERY8D', 1, GETDATE(), 'SYSTEM', GETDATE(), 'SYSTEM'),
        ('MITAKE',  '三竹',    1, GETDATE(), 'SYSTEM', GETDATE(), 'SYSTEM');

    PRINT 'MMSPlatform 資料表建立完成';
END
ELSE
BEGIN
    PRINT 'MMSPlatform 資料表已存在，略過';
END
GO

-- 2. 新增備份表 MMSPlatform_BAK
-- ============================================================
IF NOT EXISTS (SELECT 1 FROM sys.tables WHERE name = 'MMSPlatform_BAK')
BEGIN
    CREATE TABLE [dbo].[MMSPlatform_BAK] (
        [ID]           INT           NOT NULL,
        [PlatformCode] NVARCHAR(20)  NOT NULL,
        [PlatformName] NVARCHAR(50)  NOT NULL,
        [Account]      NVARCHAR(100) NULL,
        [Password]     NVARCHAR(100) NULL,
        [Remark]       NVARCHAR(200) NULL,
        [DB_APPNO]     INT           NOT NULL,
        [DB_CRDAT]     DATETIME      NOT NULL,
        [DB_CRUSR]     NVARCHAR(20)  NOT NULL,
        [DB_TRDAT]     DATETIME      NOT NULL,
        [DB_TRUSR]     NVARCHAR(20)  NOT NULL,
        [DB_TRMOD]     NVARCHAR(10)  NOT NULL
    );
    PRINT 'MMSPlatform_BAK 資料表建立完成';
END
GO

-- 3. ProjectMMSAccount 新增 PlatformCode 欄位
-- ============================================================
IF NOT EXISTS (
    SELECT 1 FROM sys.columns 
    WHERE object_id = OBJECT_ID('ProjectMMSAccount') AND name = 'PlatformCode'
)
BEGIN
    ALTER TABLE [dbo].[ProjectMMSAccount]
    ADD [PlatformCode] NVARCHAR(20) NULL;

    PRINT 'ProjectMMSAccount.PlatformCode 欄位新增完成';
END
ELSE
BEGIN
    PRINT 'ProjectMMSAccount.PlatformCode 欄位已存在，略過';
END
GO

-- 同步備份表
IF NOT EXISTS (
    SELECT 1 FROM sys.columns 
    WHERE object_id = OBJECT_ID('ProjectMMSAccount_BAK') AND name = 'PlatformCode'
)
BEGIN
    ALTER TABLE [dbo].[ProjectMMSAccount_BAK]
    ADD [PlatformCode] NVARCHAR(20) NULL;

    PRINT 'ProjectMMSAccount_BAK.PlatformCode 欄位新增完成';
END
GO

-- 4. BWEX 新增 CurrentMMSPlatform 設定
-- ============================================================
IF NOT EXISTS (
    SELECT 1 FROM [dbo].[BWEX] WHERE [BSNUM] = 'CurrentMMSPlatform' AND [BSITM] = '   1'
)
BEGIN
    INSERT INTO [dbo].[BWEX] ([BSNUM], [BSITM], [BSNAM])
    VALUES ('CurrentMMSPlatform', '   1', 'EVERY8D');

    PRINT 'BWEX CurrentMMSPlatform 設定新增完成';
END
ELSE
BEGIN
    PRINT 'BWEX CurrentMMSPlatform 設定已存在，略過';
END
GO