# Copyright Materialize, Inc. and contributors. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License in the LICENSE file at the
# root of this repository, or online at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

from dbt.tests.util import AnyInteger


def no_stats():
    return {
        "has_stats": {
            "id": "has_stats",
            "label": "Has Stats?",
            "value": False,
            "description": "Indicates whether there are statistics for this table",
            "include": False,
        },
    }


def base_expected_catalog(
    project,
    role,
    id_type,
    text_type,
    time_type,
    view_type,
    table_type,
    seed_type,
    model_stats,
    seed_stats=None,
    case=None,
    case_columns=False,
):

    if case is None:

        def case(x):
            return x

    col_case = case if case_columns else lambda x: x

    if seed_stats is None:
        seed_stats = model_stats

    model_database = project.database
    my_schema_name = case(project.test_schema)
    alternate_schema = case(project.test_schema + "_test")

    expected_cols = {
        col_case("id"): {
            "name": col_case("id"),
            "index": AnyInteger(),
            "type": id_type,
            "comment": None,
        },
        col_case("first_name"): {
            "name": col_case("first_name"),
            "index": AnyInteger(),
            "type": text_type,
            "comment": None,
        },
        col_case("email"): {
            "name": col_case("email"),
            "index": AnyInteger(),
            "type": text_type,
            "comment": None,
        },
        col_case("ip_address"): {
            "name": col_case("ip_address"),
            "index": AnyInteger(),
            "type": text_type,
            "comment": None,
        },
        col_case("updated_at"): {
            "name": col_case("updated_at"),
            "index": AnyInteger(),
            "type": time_type,
            "comment": None,
        },
    }
    return {
        "nodes": {
            "model.test.model": {
                "unique_id": "model.test.model",
                "metadata": {
                    "schema": my_schema_name,
                    "database": model_database,
                    "name": case("model"),
                    "type": view_type,
                    "comment": None,
                    "owner": role,
                },
                "stats": model_stats,
                "columns": expected_cols,
            },
            "model.test.second_model": {
                "unique_id": "model.test.second_model",
                "metadata": {
                    "schema": alternate_schema,
                    "database": project.database,
                    "name": case("second_model"),
                    "type": view_type,
                    "comment": None,
                    "owner": role,
                },
                "stats": model_stats,
                "columns": expected_cols,
            },
            "seed.test.seed": {
                "unique_id": "seed.test.seed",
                "metadata": {
                    "schema": my_schema_name,
                    "database": project.database,
                    "name": case("seed"),
                    "type": seed_type,
                    "comment": None,
                    "owner": role,
                },
                "stats": seed_stats,
                "columns": expected_cols,
            },
        },
        "sources": {
            "source.test.my_source.my_table": {
                "unique_id": "source.test.my_source.my_table",
                "metadata": {
                    "schema": my_schema_name,
                    "database": project.database,
                    "name": case("seed"),
                    "type": seed_type,
                    "comment": None,
                    "owner": role,
                },
                "stats": seed_stats,
                "columns": expected_cols,
            },
        },
    }


def expected_references_catalog(
    project,
    role,
    id_type,
    text_type,
    time_type,
    view_type,
    seed_type,
    table_type,
    model_stats,
    bigint_type=None,
    seed_stats=None,
    case=None,
    case_columns=False,
    view_summary_stats=None,
):
    if case is None:

        def case(x):
            return x

    col_case = case if case_columns else lambda x: x

    if seed_stats is None:
        seed_stats = model_stats

    if view_summary_stats is None:
        view_summary_stats = model_stats

    model_database = project.database
    my_schema_name = case(project.test_schema)

    summary_columns = {
        "first_name": {
            "name": "first_name",
            "index": 1,
            "type": text_type,
            "comment": None,
        },
        "ct": {
            "name": "ct",
            "index": 2,
            "type": bigint_type,
            "comment": None,
        },
    }

    seed_columns = {
        "id": {
            "name": col_case("id"),
            "index": 1,
            "type": id_type,
            "comment": None,
        },
        "first_name": {
            "name": col_case("first_name"),
            "index": 2,
            "type": text_type,
            "comment": None,
        },
        "email": {
            "name": col_case("email"),
            "index": 3,
            "type": text_type,
            "comment": None,
        },
        "ip_address": {
            "name": col_case("ip_address"),
            "index": 4,
            "type": text_type,
            "comment": None,
        },
        "updated_at": {
            "name": col_case("updated_at"),
            "index": 5,
            "type": time_type,
            "comment": None,
        },
    }
    return {
        "nodes": {
            "seed.test.seed": {
                "unique_id": "seed.test.seed",
                "metadata": {
                    "schema": my_schema_name,
                    "database": project.database,
                    "name": case("seed"),
                    "type": seed_type,
                    "comment": None,
                    "owner": role,
                },
                "stats": seed_stats,
                "columns": seed_columns,
            },
            "model.test.ephemeral_summary": {
                "unique_id": "model.test.ephemeral_summary",
                "metadata": {
                    "schema": my_schema_name,
                    "database": model_database,
                    "name": case("ephemeral_summary"),
                    "type": table_type,
                    "comment": None,
                    "owner": role,
                },
                "stats": model_stats,
                "columns": summary_columns,
            },
            "model.test.view_summary": {
                "unique_id": "model.test.view_summary",
                "metadata": {
                    "schema": my_schema_name,
                    "database": model_database,
                    "name": case("view_summary"),
                    "type": view_type,
                    "comment": None,
                    "owner": role,
                },
                "stats": view_summary_stats,
                "columns": summary_columns,
            },
        },
        "sources": {
            "source.test.my_source.my_table": {
                "unique_id": "source.test.my_source.my_table",
                "metadata": {
                    "schema": my_schema_name,
                    "database": project.database,
                    "name": case("seed"),
                    "type": seed_type,
                    "comment": None,
                    "owner": role,
                },
                "stats": seed_stats,
                "columns": seed_columns,
            },
        },
    }