/*
 * Copyright 2022 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.protolayout.material.layouts;

import static androidx.annotation.Dimension.DP;
import static androidx.wear.protolayout.DimensionBuilders.dp;

import androidx.annotation.Dimension;
import androidx.annotation.NonNull;
import androidx.wear.protolayout.DimensionBuilders.DpProp;
import androidx.wear.protolayout.LayoutElementBuilders.Box;
import androidx.wear.protolayout.LayoutElementBuilders.LayoutElement;
import androidx.wear.protolayout.ModifiersBuilders.Modifiers;
import androidx.wear.protolayout.ModifiersBuilders.Padding;
import androidx.wear.protolayout.material.ButtonDefaults;
import androidx.wear.protolayout.material.ProgressIndicatorDefaults;


/** Contains the default values used by layout templates for ProtoLayout. */
public class LayoutDefaults {
    private LayoutDefaults() {}

    /**
     * The default percentage for the bottom margin for primary chip in the {@link PrimaryLayout}.
     */
    static final float PRIMARY_LAYOUT_MARGIN_BOTTOM_ROUND_PERCENT = 2.1f / 100;

    /**
     * The default percentage for the bottom margin for primary chip in the {@link PrimaryLayout}.
     */
    static final float PRIMARY_LAYOUT_MARGIN_BOTTOM_SQUARE_PERCENT = 0;

    /**
     * The default percentage for the top margin for primary chip in the {@link PrimaryLayout} on
     * round devices.
     */
    static final float PRIMARY_LAYOUT_MARGIN_TOP_ROUND_PERCENT = 16.7f / 100;

    /**
     * The default percentage for the top margin for primary chip in the {@link PrimaryLayout} on
     * square devices.
     */
    static final float PRIMARY_LAYOUT_MARGIN_TOP_SQUARE_PERCENT = 13.3f / 100;

    /**
     * The default spacer above primary label in {@link PrimaryLayout} to make space for Tile icon
     * on round devices.
     */
    @NonNull static final DpProp PRIMARY_LAYOUT_PRIMARY_LABEL_SPACER_HEIGHT_ROUND_DP = dp(0);

    /**
     * The default percentage for the horizontal padding for primary or secondary label in the
     * {@link PrimaryLayout}.
     */
    static final float LAYOUTS_LABEL_PADDING_PERCENT = 6.3f / 100;

    /**
     * The default spacer above primary label in {@link PrimaryLayout} to make space for Tile icon
     * on square devices.
     */
    @NonNull static final DpProp PRIMARY_LAYOUT_PRIMARY_LABEL_SPACER_HEIGHT_SQUARE_DP = dp(4);

    /**
     * The default percentage for the horizontal margin for primary chip in the {@link
     * PrimaryLayout}.
     */
    static final float PRIMARY_LAYOUT_MARGIN_HORIZONTAL_ROUND_PERCENT = 6.3f / 100;

    /**
     * The default percentage for the horizontal margin for primary chip in the {@link
     * PrimaryLayout}.
     */
    static final float PRIMARY_LAYOUT_MARGIN_HORIZONTAL_SQUARE_PERCENT = 2.8f / 100;

    /**
     * The padding for the primary chip in {@link PrimaryLayout} so it doesn't bleed off screen if
     * text is too big.
     */
    static final float PRIMARY_LAYOUT_CHIP_HORIZONTAL_PADDING_ROUND_DP = 30;

    /**
     * The updated padding percentage for the primary chip in {@link PrimaryLayout} so it doesn't
     * bleed off screen if text is too big and scales correctly among different screen sizes.
     */
    static final float PRIMARY_LAYOUT_CHIP_HORIZONTAL_PADDING_PERCENT = 16.64f / 100;

    /**
     * The padding for the primary chip in {@link PrimaryLayout} so it doesn't bleed off screen if
     * text is too big.
     */
    static final float PRIMARY_LAYOUT_CHIP_HORIZONTAL_PADDING_SQUARE_DP = 0;

    /** The default horizontal margin in the {@link EdgeContentLayout}. */
    static final float EDGE_CONTENT_LAYOUT_MARGIN_HORIZONTAL_ROUND_DP = 14;

    /** The default horizontal margin in the {@link EdgeContentLayout}. */
    static final float EDGE_CONTENT_LAYOUT_MARGIN_HORIZONTAL_SQUARE_DP = 16;

    /**
     * The default percentage of the screen width for the horizontal margin in the {@link
     * EdgeContentLayout} with responsiveness.
     */
    static final float EDGE_CONTENT_LAYOUT_RESPONSIVE_MARGIN_HORIZONTAL_PERCENT = 6.3f / 100;

    /**
     * The default percentage of the screen height for the vertical margin in the {@link
     * EdgeContentLayout} with responsiveness.
     */
    static final float EDGE_CONTENT_LAYOUT_RESPONSIVE_MARGIN_VERTICAL_PERCENT = 12f / 100;

    /** The margins used in the {@link EdgeContentLayout} with responsiveness. */
    @Dimension(unit = DP)
    static final float EDGE_CONTENT_LAYOUT_RESPONSIVE_OUTER_MARGIN_DP =
            ProgressIndicatorDefaults.DEFAULT_PADDING.getValue();

    /**
     * The default spacing below primary label in the {@link EdgeContentLayout} to ensure that inner
     * content is not too high up and not near the primary label.
     */
    @NonNull static final DpProp EDGE_CONTENT_LAYOUT_RESPONSIVE_PRIMARY_LABEL_SPACING_DP = dp(8);

    /**
     * The recommended padding that should be above the main content (text) in the {@link
     * EdgeContentLayout}.
     */
    public static final float EDGE_CONTENT_LAYOUT_PADDING_ABOVE_MAIN_CONTENT_DP = 6;

    /**
     * The recommended padding that should be below the main content (text) in the {@link
     * EdgeContentLayout}.
     */
    public static final float EDGE_CONTENT_LAYOUT_PADDING_BELOW_MAIN_CONTENT_DP = 8;

    /** The default spacer width for slots in a {@link MultiSlotLayout}. */
    @NonNull public static final DpProp MULTI_SLOT_LAYOUT_HORIZONTAL_SPACER_WIDTH = dp(8);

    /**
     * The default spacer height that should be between main content and secondary label if set in
     * the {@link EdgeContentLayout} or {@link PrimaryLayout}. It's not applicable to other layouts.
     *
     * <p>It is recommended to use this on smaller screen sizes or when there's a lot of content in
     * the layout.
     *
     * <p>This spacing can be customized by calling
     * {@link EdgeContentLayout.Builder#setContentAndSecondaryLabelSpacing} or
     * {@link PrimaryLayout.Builder#setVerticalSpacerHeight}.
     */
    @NonNull public static final DpProp DEFAULT_VERTICAL_SPACER_HEIGHT = dp(8);

    /**
     * The default spacer height that should be between main content and secondary label if set in
     * the {@link EdgeContentLayout} or {@link PrimaryLayout}. It's not applicable to other layouts.
     *
     * <p>It is recommended to use this on larger screen sizes (screen sizes above 225dp).
     *
     * <p>This spacing can be customized by calling
     * {@link EdgeContentLayout.Builder#setContentAndSecondaryLabelSpacing} or
     * {@link PrimaryLayout.Builder#setVerticalSpacerHeight}.
     */
    @NonNull public static final DpProp
            DEFAULT_LARGE_VERTICAL_SPACER_HEIGHT = dp(12);


    /**
     * The maximum number of button that can be added to the {@link MultiButtonLayout}.
     *
     * @deprecated Use {@link MultiButtonLayoutDefaults#MAX_BUTTONS} instead.
     */
    @Deprecated public static final int MULTI_BUTTON_MAX_NUMBER = 7;

    /** Contains default values used for {@link MultiButtonLayout}. */
    public static final class MultiButtonLayoutDefaults {
        private MultiButtonLayoutDefaults() {}

        /** The maximum number of button that can be added to the {@link MultiButtonLayout}. */
        @SuppressWarnings("MinMaxConstant")
        public static final int MAX_BUTTONS = 7;

        /**
         * The default size of button in case when there are 3 or more buttons in the {@link
         * MultiButtonLayout}.
         */
        @NonNull public static final DpProp BUTTON_SIZE_FOR_3_PLUS_BUTTONS =
            ButtonDefaults.DEFAULT_SIZE;

        /**
         * The default size of button in case when there are 2 buttons in the {@link
         * MultiButtonLayout}.
         */
        @NonNull public static final DpProp BUTTON_SIZE_FOR_2_BUTTONS = ButtonDefaults.LARGE_SIZE;

        /**
         * The default size of button in case when there is 1 button in the {@link
         * MultiButtonLayout}.
         */
        @NonNull public static final DpProp BUTTON_SIZE_FOR_1_BUTTON =
            ButtonDefaults.EXTRA_LARGE_SIZE;

        /**
         * The default width for vertical spacer between buttons in the {@link MultiButtonLayout}.
         */
        @NonNull static final DpProp SPACER_WIDTH = dp(6);

        /**
         * The default height for horizontal spacer between buttons in the {@link
         * MultiButtonLayout}.
         */
        @NonNull static final DpProp SPACER_HEIGHT = dp(4);
    }

    /** Wraps the given element into a {@link Box} and applies given horizontal padding. */
    @NonNull
    static Box insetElementWithPadding(@NonNull LayoutElement label, float horizontalLabelPadding) {
        return new Box.Builder()
                .addContent(label)
                .setModifiers(
                        new Modifiers.Builder()
                                .setPadding(
                                        new Padding.Builder()
                                                .setRtlAware(true)
                                                .setStart(dp(horizontalLabelPadding))
                                                .setEnd(dp(horizontalLabelPadding))
                                                .build())
                                .build())
                .build();
    }
}