/*
 * Copyright 2021 The Android Open Source Project
 *
 * 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.
 */

package androidx.wear.tiles.renderer.internal;

import android.content.Context;
import android.content.res.Resources;

import androidx.annotation.NonNull;
import androidx.wear.tiles.TileService;
import androidx.wear.tiles.proto.ResourceProto;

/** Utility class to get {@link ResourceResolvers} populated with standard options. */
public class StandardResourceResolvers {
    private StandardResourceResolvers() {}

    /**
     * Get a builder pre-populated with resolvers for the resources of the app hosting the renderer.
     *
     * <p>Use {@code setFooResolver} calls to change the pre-populated ones or add others.
     *
     * @param protoResources ProtoLayout resources for the current layout.
     * @param uiContext UI-capable Context for the app that both owns the resources and displays
     *                  the layout.
     */
    @NonNull
    public static ResourceResolvers.Builder forLocalApp(
            @NonNull ResourceProto.Resources protoResources, @NonNull Context uiContext) {
        DefaultAndroidImageResourceByResIdResolver androidResourceResolver =
                new DefaultAndroidImageResourceByResIdResolver(uiContext.getResources());

        DefaultInlineImageResourceResolver inlineResourceResolver =
                new DefaultInlineImageResourceResolver(uiContext);
        return ResourceResolvers.builder(protoResources)
                .setAndroidImageResourceByResIdResolver(androidResourceResolver)
                .setInlineImageResourceResolver(inlineResourceResolver);
    }

    /**
     * Get a builder pre-populated with resolvers for the resources of a {@link
     * TileService}, hosted within another app on the device.
     *
     * <p>Use {@code setFooAccessor} calls to change the pre-populated ones or add others.
     *
     * @param protoResources ProtoLayout resources for the current layout.
     * @param servicePackageName Package name for the service that owns the resources.
     * @param serviceAndroidResources Android resources from the service.
     * @param hostUiContext UI-capable Context for the app hosting the renderer displaying the
     *                      layout.
     */
    @NonNull
    public static ResourceResolvers.Builder forRemoteService(
            @NonNull ResourceProto.Resources protoResources,
            @NonNull String servicePackageName,
            @NonNull Resources serviceAndroidResources,
            @NonNull Context hostUiContext) {
        DefaultAndroidImageResourceByResIdResolver androidResourceResolver =
                new DefaultAndroidImageResourceByResIdResolver(serviceAndroidResources);

        DefaultInlineImageResourceResolver inlineResourceResolver =
                new DefaultInlineImageResourceResolver(hostUiContext);
        return ResourceResolvers.builder(protoResources)
                .setAndroidImageResourceByResIdResolver(androidResourceResolver)
                .setInlineImageResourceResolver(inlineResourceResolver);
    }
}