-- +goose Up
-- +goose StatementBegin
DECLARE
    v_count NUMBER;
BEGIN
    SELECT COUNT(*) INTO v_count FROM user_tables WHERE table_name = 'TB_FLASH_META_CONTRIBUICAO_STG';
    IF v_count = 0 THEN
        EXECUTE IMMEDIATE '
            CREATE TABLE TB_FLASH_META_CONTRIBUICAO_STG (
                COD_EMPRESA         NUMBER         NOT NULL,
                TIPO_NODO           VARCHAR2(30)   NOT NULL,
                CODIGO_NODO         VARCHAR2(60)   NOT NULL,
                CODIGO_NODO_PAI     VARCHAR2(60),
                TIPO_NODO_PAI       VARCHAR2(30),
                DATA_REFERENCIA     DATE           NOT NULL,
                ANO_REFERENCIA      NUMBER(4)      NOT NULL,
                MES_REFERENCIA      NUMBER(2)      NOT NULL,
                DIA_REFERENCIA      NUMBER(2)      NOT NULL,
                PERCENTUAL_META     NUMBER(10,4),
                VALOR_META          NUMBER(18,6),
                OBSERVACAO          VARCHAR2(500),
                ORIGEM_META         VARCHAR2(100),
                DATA_CARGA          DATE DEFAULT SYSDATE,
                CONSTRAINT CK_TB_FLASH_META_CTB_STG_TIPO CHECK (TIPO_NODO IN (''EMPRESA'', ''CATEGORIA'', ''PRODUTO'')),
                CONSTRAINT CK_TB_FLASH_META_CTB_STG_TIPO_PAI CHECK (TIPO_NODO_PAI IN (''EMPRESA'', ''CATEGORIA'', ''PRODUTO'') OR TIPO_NODO_PAI IS NULL),
                CONSTRAINT CK_TB_FLASH_META_CTB_STG_MES CHECK (MES_REFERENCIA BETWEEN 1 AND 12),
                CONSTRAINT CK_TB_FLASH_META_CTB_STG_DIA CHECK (DIA_REFERENCIA BETWEEN 1 AND 31)
            )';
    END IF;
END;
-- +goose StatementEnd
-- +goose StatementBegin
DECLARE
    v_count NUMBER;
BEGIN
    SELECT COUNT(*) INTO v_count FROM user_indexes WHERE index_name = 'IX_TB_FLASH_META_CTB_STG_01';
    IF v_count = 0 THEN
        EXECUTE IMMEDIATE 'CREATE INDEX IX_TB_FLASH_META_CTB_STG_01 ON TB_FLASH_META_CONTRIBUICAO_STG (COD_EMPRESA, DATA_REFERENCIA)';
    END IF;
END;
-- +goose StatementEnd
-- +goose StatementBegin
DECLARE
    v_count NUMBER;
BEGIN
    SELECT COUNT(*) INTO v_count FROM user_indexes WHERE index_name = 'IX_TB_FLASH_META_CTB_STG_02';
    IF v_count = 0 THEN
        EXECUTE IMMEDIATE 'CREATE INDEX IX_TB_FLASH_META_CTB_STG_02 ON TB_FLASH_META_CONTRIBUICAO_STG (TIPO_NODO, CODIGO_NODO, CODIGO_NODO_PAI)';
    END IF;
END;
-- +goose StatementEnd
-- +goose StatementBegin
DECLARE
    v_count NUMBER;
BEGIN
    SELECT COUNT(*) INTO v_count FROM user_indexes WHERE index_name = 'IX_TB_FLASH_META_CTB_STG_03';
    IF v_count = 0 THEN
        EXECUTE IMMEDIATE 'CREATE INDEX IX_TB_FLASH_META_CTB_STG_03 ON TB_FLASH_META_CONTRIBUICAO_STG (ORIGEM_META)';
    END IF;
END;
-- +goose StatementEnd

-- +goose Down
-- +goose StatementBegin
DECLARE
    v_count NUMBER;
BEGIN
    SELECT COUNT(*) INTO v_count FROM user_tables WHERE table_name = 'TB_FLASH_META_CONTRIBUICAO_STG';
    IF v_count > 0 THEN
        EXECUTE IMMEDIATE 'DROP TABLE TB_FLASH_META_CONTRIBUICAO_STG CASCADE CONSTRAINTS PURGE';
    END IF;
END;
-- +goose StatementEnd