from invokeai.app.services.sqlite import SqliteItemStorage, sqlite_memory
from pydantic import BaseModel, Field


class TestModel(BaseModel):
    id: str = Field(description = "ID")
    name: str = Field(description = "Name")


def test_sqlite_service_can_create_and_get():
    db = SqliteItemStorage[TestModel](sqlite_memory, 'test', 'id')
    db.set(TestModel(id = '1', name = 'Test'))
    assert db.get('1') == TestModel(id = '1', name = 'Test')

def test_sqlite_service_can_list():
    db = SqliteItemStorage[TestModel](sqlite_memory, 'test', 'id')
    db.set(TestModel(id = '1', name = 'Test'))
    db.set(TestModel(id = '2', name = 'Test'))
    db.set(TestModel(id = '3', name = 'Test'))
    results = db.list()
    assert results.page == 0
    assert results.pages == 1
    assert results.per_page == 10
    assert results.total == 3
    assert results.items == [TestModel(id = '1', name = 'Test'), TestModel(id = '2', name = 'Test'), TestModel(id = '3', name = 'Test')]

def test_sqlite_service_can_delete():
    db = SqliteItemStorage[TestModel](sqlite_memory, 'test', 'id')
    db.set(TestModel(id = '1', name = 'Test'))
    db.delete('1')
    assert db.get('1') is None

def test_sqlite_service_calls_set_callback():
    db = SqliteItemStorage[TestModel](sqlite_memory, 'test', 'id')
    called = False
    def on_changed(item: TestModel):
        nonlocal called
        called = True
    db.on_changed(on_changed)
    db.set(TestModel(id = '1', name = 'Test'))
    assert called

def test_sqlite_service_calls_delete_callback():
    db = SqliteItemStorage[TestModel](sqlite_memory, 'test', 'id')
    called = False
    def on_deleted(item_id: str):
        nonlocal called
        called = True
    db.on_deleted(on_deleted)
    db.set(TestModel(id = '1', name = 'Test'))
    db.delete('1')
    assert called

def test_sqlite_service_can_list_with_pagination():
    db = SqliteItemStorage[TestModel](sqlite_memory, 'test', 'id')
    db.set(TestModel(id = '1', name = 'Test'))
    db.set(TestModel(id = '2', name = 'Test'))
    db.set(TestModel(id = '3', name = 'Test'))
    results = db.list(page = 0, per_page = 2)
    assert results.page == 0
    assert results.pages == 2
    assert results.per_page == 2
    assert results.total == 3
    assert results.items == [TestModel(id = '1', name = 'Test'), TestModel(id = '2', name = 'Test')]

def test_sqlite_service_can_list_with_pagination_and_offset():
    db = SqliteItemStorage[TestModel](sqlite_memory, 'test', 'id')
    db.set(TestModel(id = '1', name = 'Test'))
    db.set(TestModel(id = '2', name = 'Test'))
    db.set(TestModel(id = '3', name = 'Test'))
    results = db.list(page = 1, per_page = 2)
    assert results.page == 1
    assert results.pages == 2
    assert results.per_page == 2
    assert results.total == 3
    assert results.items == [TestModel(id = '3', name = 'Test')]

def test_sqlite_service_can_search():
    db = SqliteItemStorage[TestModel](sqlite_memory, 'test', 'id')
    db.set(TestModel(id = '1', name = 'Test'))
    db.set(TestModel(id = '2', name = 'Test'))
    db.set(TestModel(id = '3', name = 'Test'))
    results = db.search(query = 'Test')
    assert results.page == 0
    assert results.pages == 1
    assert results.per_page == 10
    assert results.total == 3
    assert results.items == [TestModel(id = '1', name = 'Test'), TestModel(id = '2', name = 'Test'), TestModel(id = '3', name = 'Test')]

def test_sqlite_service_can_search_with_pagination():
    db = SqliteItemStorage[TestModel](sqlite_memory, 'test', 'id')
    db.set(TestModel(id = '1', name = 'Test'))
    db.set(TestModel(id = '2', name = 'Test'))
    db.set(TestModel(id = '3', name = 'Test'))
    results = db.search(query = 'Test', page = 0, per_page = 2)
    assert results.page == 0
    assert results.pages == 2
    assert results.per_page == 2
    assert results.total == 3
    assert results.items == [TestModel(id = '1', name = 'Test'), TestModel(id = '2', name = 'Test')]

def test_sqlite_service_can_search_with_pagination_and_offset():
    db = SqliteItemStorage[TestModel](sqlite_memory, 'test', 'id')
    db.set(TestModel(id = '1', name = 'Test'))
    db.set(TestModel(id = '2', name = 'Test'))
    db.set(TestModel(id = '3', name = 'Test'))
    results = db.search(query = 'Test', page = 1, per_page = 2)
    assert results.page == 1
    assert results.pages == 2
    assert results.per_page == 2
    assert results.total == 3
    assert results.items == [TestModel(id = '3', name = 'Test')]