Money data type added.

spinta/backends/postgresql/types/money/init.py

@@ -0,0 +1,23 @@
+import sqlalchemy as sa
+
+from spinta import commands
+from spinta.backends.postgresql.components import PostgreSQL
+from spinta.backends.postgresql.helpers import get_column_name
+from spinta.components import Context
+from spinta.types.money.components import Money
+
+
+@commands.prepare.register(Context, PostgreSQL, Money)
+def prepare(
+    context: Context,
+    backend: PostgreSQL,
+    dtype: Money,
+):
+    prop = dtype.prop
+    name = get_column_name(prop)
+
+    columns = [
+        sa.Column(f'{name}.amount', sa.Integer),
+        sa.Column(f'{name}.currency', sa.String),
+    ]
+    return columns

spinta/config.py

@@ -99,6 +99,7 @@
             'image': 'spinta.types.datatype:Image',
             'geometry': 'spinta.types.geometry.components:Geometry',
             'spatial': 'spinta.types.geometry.components:Spatial',
+            'money': 'spinta.types.money.components:Money',
             'ref': 'spinta.types.datatype:Ref',
             'backref': 'spinta.types.datatype:BackRef',
             'generic': 'spinta.types.datatype:Generic',

spinta/types/datatype.py

@@ -168,6 +168,10 @@ class URI(String):
     pass
 
 
+class Money(DataType):
+    pass
+
+
 class Ref(DataType):
     # Referenced model
     model: Model

spinta/types/money/components.py

@@ -0,0 +1,8 @@
+from typing import Optional
+
+from spinta.types.datatype import DataType
+
+
+class Money(DataType):
+    amount: int = None  # Money amount
+    currency: Optional[str] = None  # Currency (tree letter code).

tests/dtypes/test_money.py

@@ -0,0 +1,43 @@
+from pytest import FixtureRequest
+from spinta.core.config import RawConfig
+from spinta.testing.client import create_test_client
+from spinta.testing.data import listdata
+from spinta.testing.manifest import bootstrap_manifest
+
+
+def test_money(
+    rc: RawConfig,
+    postgresql: str,
+    request: FixtureRequest,
+):
+    context = bootstrap_manifest(rc, '''
+    d | r | b | m | property                   | type           | ref
+    backends/postgres/dtypes/money             |                |
+      |   |   | City                           |                |
+      |   |   |   | name                       | string         |
+      |   |   |   | amount                     | integer        | 
+    ''', backend=postgresql, request=request)
+
+    model: str = 'backends/postgres/dtypes/money/City'
+
+    app = create_test_client(context)
+    app.authmodel(model, [
+        'insert',
+        'getall',
+    ])
+
+    # Write data
+    resp = app.post(f'/{model}', json={
+        'name': "Vilnius",
+        'amount': 100
+    })
+    assert resp.status_code == 201
+
+    # Read data
+    resp = app.get(f'/{model}')
+    assert listdata(resp, full=True) == [
+        {
+            'name': "Vilnius",
+            'amount': 100
+        }
+    ]