SET NOCOUNT ON;
SET XACT_ABORT ON;

BEGIN TRANSACTION;

    IF OBJECT_ID(N'dbo.b_othercompany', N'U') IS NULL
    BEGIN
        CREATE TABLE dbo.b_othercompany (
            b_id varchar(50) NOT NULL,
            b_pycode nvarchar(50) NULL,
            b_type varchar(200) NULL,
            b_name nvarchar(500) NULL,
            b_shortname nvarchar(50) NULL,
            b_linkman nvarchar(200) NULL,
            b_phone nvarchar(500) NULL,
            b_addr nvarchar(500) NULL,
            b_firstlinkdate datetime NULL,
            b_htno nvarchar(50) NULL,
            b_htdate date NULL,
            b_htexpiredate date NULL,
            b_black varchar(1) NULL,
            b_canuse varchar(1) NULL,
            b_zl int NULL,
            b_tel nvarchar(50) NULL,
            b_fax nvarchar(500) NULL,
            b_www nvarchar(50) NULL,
            b_email nvarchar(50) NULL,
            b_bankacount nvarchar(500) NULL,
            b_invaccount nvarchar(500) NULL,
            b_cate_id nvarchar(500) NULL,
            b_bz1 nvarchar(500) NULL,
            b_bz2 nvarchar(500) NULL,
            b_bz3 nvarchar(500) NULL,
            b_bz4 nvarchar(500) NULL,
            b_province nvarchar(50) NULL,
            b_city nvarchar(50) NULL,
            b_area nvarchar(50) NULL,
            b_country nvarchar(50) NULL,
            b_edicode nvarchar(50) NULL,
            b_showcolor int NULL,
            b_type_id nvarchar(200) NULL,
            b_from_id nvarchar(50) NULL,
            b_type1_id nvarchar(50) NULL,
            b_type2_id nvarchar(50) NULL,
            b_type3_id nvarchar(50) NULL,
            b_type4_id nvarchar(50) NULL,
            b_type5_id nvarchar(50) NULL,
            b_owner_id varchar(50) NULL,
            b_inputuser_id varchar(50) NULL,
            b_inputdatetime datetime NULL,
            b_updateuser_id varchar(50) NULL,
            b_updatedatetime datetime NULL,
            b_password varchar(50) NULL,
            b_state nvarchar(50) NULL,
            b_bankacount_e nvarchar(500) NULL,
            b_addr_e nvarchar(500) NULL,
            b_name_e nvarchar(500) NULL,
            CONSTRAINT PK_b_othercompany PRIMARY KEY (b_id)
        );

        CREATE INDEX IX_b_othercompany_name
            ON dbo.b_othercompany (b_name, b_id);
        CREATE INDEX IX_b_othercompany_pycode
            ON dbo.b_othercompany (b_pycode, b_id);
        CREATE INDEX IX_b_othercompany_owner
            ON dbo.b_othercompany (b_owner_id, b_id);
    END;

    IF NOT EXISTS (
        SELECT 1
        FROM sys.indexes
        WHERE object_id = OBJECT_ID(N'dbo.b_othercompany')
          AND name = N'IX_b_othercompany_category'
    )
        CREATE INDEX IX_b_othercompany_category
            ON dbo.b_othercompany (b_cate_id, b_id);

    DECLARE @RebuildCategory bit = 0;
    DECLARE @CategoryObjectId int = OBJECT_ID(N'dbo.b_othercompany_bmfl', N'U');

    IF @CategoryObjectId IS NULL
        SET @RebuildCategory = 1;
    ELSE IF EXISTS (
        SELECT 1
        FROM sys.columns
        WHERE object_id = @CategoryObjectId
          AND name IN (
              N'mc_a', N'bm_b', N'mc_b', N'js',
              N'bm_1_b', N'mc_1_b', N'bm_2_b', N'mc_2_b',
              N'bm_3_b', N'mc_3_b', N'bm_4_b', N'mc_4_b',
              N'bm_5_b', N'mc_5_b', N'bm_6_b', N'mc_6_b'
          )
    )
        SET @RebuildCategory = 1;
    ELSE IF NOT EXISTS (
        SELECT 1
        FROM sys.columns
        WHERE object_id = @CategoryObjectId
          AND name = N'b_id'
          AND system_type_id = TYPE_ID(N'bigint')
    )
        SET @RebuildCategory = 1;
    ELSE IF EXISTS (
        SELECT required.name
        FROM (VALUES
            (N'b_id'), (N'b_parent_id'), (N'b_code'), (N'b_name'),
            (N'b_level'), (N'b_path'), (N'b_xh'), (N'b_canuse'),
            (N'b_inputuser_id'), (N'b_inputdatetime'),
            (N'b_updateuser_id'), (N'b_updatedatetime')
        ) AS required(name)
        WHERE NOT EXISTS (
            SELECT 1
            FROM sys.columns AS actual
            WHERE actual.object_id = @CategoryObjectId
              AND actual.name = required.name
        )
    )
        SET @RebuildCategory = 1;

    IF @RebuildCategory = 1
    BEGIN
        DELETE FROM dbo.b_othercompany;

        IF @CategoryObjectId IS NOT NULL
            DROP TABLE dbo.b_othercompany_bmfl;

        CREATE TABLE dbo.b_othercompany_bmfl (
            b_id bigint NOT NULL,
            b_parent_id bigint NULL,
            b_name nvarchar(150) NOT NULL,
            b_level int NOT NULL CONSTRAINT DF_b_othercompany_bmfl_level DEFAULT (1),
            b_path varchar(1000) NOT NULL,
            b_xh int NOT NULL CONSTRAINT DF_b_othercompany_bmfl_xh DEFAULT (0),
            b_canuse int NOT NULL CONSTRAINT DF_b_othercompany_bmfl_canuse DEFAULT (1),
            b_inputuser_id bigint NULL,
            b_inputdatetime datetime NULL,
            b_updateuser_id bigint NULL,
            b_updatedatetime datetime NULL,
            CONSTRAINT PK_b_othercompany_bmfl PRIMARY KEY (b_id),
            CONSTRAINT CK_b_othercompany_bmfl_level CHECK (b_level >= 1),
            CONSTRAINT CK_b_othercompany_bmfl_parent CHECK (
                b_parent_id IS NULL OR b_parent_id <> b_id
            ),
            CONSTRAINT FK_b_othercompany_bmfl_parent FOREIGN KEY (b_parent_id)
                REFERENCES dbo.b_othercompany_bmfl (b_id)
        );

        CREATE INDEX IX_b_othercompany_bmfl_parent
            ON dbo.b_othercompany_bmfl (b_parent_id, b_xh, b_id);
        CREATE INDEX IX_b_othercompany_bmfl_path
            ON dbo.b_othercompany_bmfl (b_path, b_xh, b_id);
    END;

COMMIT TRANSACTION;