/**
 * Copyright (c) 2020-present, Goldman Sachs
 *
 * 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 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.
 */

import {
  type SettingConfigurationEntry,
  collectSettingConfigurationEntriesFromConfig,
  Core_LegendApplicationPlugin,
  LEGEND_APPLICATION_COLOR_THEME,
  LEGEND_APPLICATION_SETTING_KEY,
  type LegendApplicationSetup,
} from '@finos/legend-application';

export const LEGEND_QUERY_APPLICATION_SETTING_CONFIG = {
  [LEGEND_APPLICATION_SETTING_KEY.COLOR_THEME]: {
    // default application query to light mode
    defaultValue: LEGEND_APPLICATION_COLOR_THEME.HIGH_CONTRAST_LIGHT,
  },
};

export class Core_LegendMarketplace_LegendApplicationPlugin extends Core_LegendApplicationPlugin {
  override getExtraApplicationSetups(): LegendApplicationSetup[] {
    return [
      async (applicationStore) => {
        /**
         * MARKETPLACE THEME MIGRATION:
         * Marketplace only supports HIGH_CONTRAST_LIGHT and HIGH_CONTRAST_DARK themes.
         * This migration handles users with legacy DEFAULT_DARK theme by upgrading them
         * to HIGH_CONTRAST_LIGHT (one-time migration). User preferences for HIGH_CONTRAST_DARK
         * are always respected and never overridden.
         */
        const currentTheme =
          applicationStore.layoutService.currentColorTheme.key;

        // Migrate deprecated DEFAULT_DARK to HIGH_CONTRAST_LIGHT
        if (currentTheme === LEGEND_APPLICATION_COLOR_THEME.DEFAULT_DARK) {
          applicationStore.layoutService.setColorTheme(
            LEGEND_APPLICATION_COLOR_THEME.HIGH_CONTRAST_LIGHT,
            { persist: true },
          );
        }
      },
    ];
  }

  override getExtraSettingConfigurationEntries(): SettingConfigurationEntry[] {
    return collectSettingConfigurationEntriesFromConfig(
      LEGEND_QUERY_APPLICATION_SETTING_CONFIG,
    );
  }
}