Merge pull request #17 from VasiliiSurov/main

Issue 16 in BQ date should be compared to date

macros/get_base_dates.sql

@@ -1,4 +1,8 @@
 {% macro get_base_dates(start_date=None, end_date=None, n_dateparts=None, datepart=None) %}
+    {{ adapter.dispatch('get_base_dates', packages = dbt_date._get_utils_namespaces()) (start_date, end_date, n_dateparts, datepart) }}
+{% endmacro %}
+
+{% macro default__get_base_dates(start_date, end_date, n_dateparts, datepart) %}
 with date_spine as
 (
     {% if start_date and end_date %}
@@ -23,4 +27,31 @@ select
     cast(d.date_day as date) as date_day
 from
     date_spine d
-{% endmacro %}
+{% endmacro %}
+
+{% macro bigquery__get_base_dates(start_date, end_date, n_dateparts, datepart) %}
+with date_spine as
+(
+    {% if start_date and end_date %}
+    {%- set start_date="cast('" ~ start_date ~ "' as date )" -%}
+    {%- set end_date="cast('" ~ end_date ~ "' as date )" -%}
+
+    {% elif n_dateparts and datepart %}
+
+    {%- set start_date = dbt_utils.dateadd(datepart, -1 * n_dateparts, dbt_date.today()) -%}
+    {%- set end_date = dbt_date.tomorrow() -%}
+    {% endif %}
+
+    {{ dbt_utils.date_spine(
+        datepart="day",
+        start_date=start_date,
+        end_date=end_date,
+       )
+    }}
+
+)
+select
+    cast(d.date_day as date) as date_day
+from
+    date_spine d
+{% endmacro %}