"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
exports.getColorsFromDuotonePreset = getColorsFromDuotonePreset;
exports.getDuotonePresetFromColors = getDuotonePresetFromColors;
var _colord = require("colord");
var _names = _interopRequireDefault(require("colord/plugins/names"));
var _blocks = require("@wordpress/blocks");
var _compose = require("@wordpress/compose");
var _hooks = require("@wordpress/hooks");
var _element = require("@wordpress/element");
var _components = require("../components");
var _utils = require("../components/duotone/utils");
var _getBlockCssSelector = require("../components/global-styles/get-block-css-selector");
var _utils2 = require("../components/global-styles/utils");
var _utils3 = require("./utils");
var _filtersPanel = _interopRequireDefault(require("../components/global-styles/filters-panel"));
var _blockEditingMode = require("../components/block-editing-mode");
var _useBlockRefs = require("../components/block-list/use-block-props/use-block-refs");
var _jsxRuntime = require("react/jsx-runtime");
/**
 * External dependencies
 */

/**
 * WordPress dependencies
 */

/**
 * Internal dependencies
 */

const EMPTY_ARRAY = [];

// Safari does not always update the duotone filter when the duotone colors
// are changed. This browser check is later used to force a re-render of the block
// element to ensure the duotone filter is updated. The check is included at the
// root of this file as it only needs to be run once per page load.
const isSafari = window?.navigator.userAgent && window.navigator.userAgent.includes('Safari') && !window.navigator.userAgent.includes('Chrome') && !window.navigator.userAgent.includes('Chromium');
(0, _colord.extend)([_names.default]);
function useMultiOriginPresets({
  presetSetting,
  defaultSetting
}) {
  const [enableDefault, userPresets, themePresets, defaultPresets] = (0, _components.useSettings)(defaultSetting, `${presetSetting}.custom`, `${presetSetting}.theme`, `${presetSetting}.default`);
  return (0, _element.useMemo)(() => [...(userPresets || EMPTY_ARRAY), ...(themePresets || EMPTY_ARRAY), ...(enableDefault && defaultPresets || EMPTY_ARRAY)], [enableDefault, userPresets, themePresets, defaultPresets]);
}
function getColorsFromDuotonePreset(duotone, duotonePalette) {
  if (!duotone) {
    return;
  }
  const preset = duotonePalette?.find(({
    slug
  }) => {
    return duotone === `var:preset|duotone|${slug}`;
  });
  return preset ? preset.colors : undefined;
}
function getDuotonePresetFromColors(colors, duotonePalette) {
  if (!colors || !Array.isArray(colors)) {
    return;
  }
  const preset = duotonePalette?.find(duotonePreset => {
    return duotonePreset?.colors?.every((val, index) => val === colors[index]);
  });
  return preset ? `var:preset|duotone|${preset.slug}` : undefined;
}
function DuotonePanelPure({
  style,
  setAttributes,
  name
}) {
  const duotoneStyle = style?.color?.duotone;
  const settings = (0, _utils3.useBlockSettings)(name);
  const blockEditingMode = (0, _blockEditingMode.useBlockEditingMode)();
  const duotonePalette = useMultiOriginPresets({
    presetSetting: 'color.duotone',
    defaultSetting: 'color.defaultDuotone'
  });
  const colorPalette = useMultiOriginPresets({
    presetSetting: 'color.palette',
    defaultSetting: 'color.defaultPalette'
  });
  const [enableCustomColors, enableCustomDuotone] = (0, _components.useSettings)('color.custom', 'color.customDuotone');
  const disableCustomColors = !enableCustomColors;
  const disableCustomDuotone = !enableCustomDuotone || colorPalette?.length === 0 && disableCustomColors;
  if (duotonePalette?.length === 0 && disableCustomDuotone) {
    return null;
  }
  if (blockEditingMode !== 'default') {
    return null;
  }
  const duotonePresetOrColors = !Array.isArray(duotoneStyle) ? getColorsFromDuotonePreset(duotoneStyle, duotonePalette) : duotoneStyle;
  return /*#__PURE__*/(0, _jsxRuntime.jsxs)(_jsxRuntime.Fragment, {
    children: [/*#__PURE__*/(0, _jsxRuntime.jsx)(_components.InspectorControls, {
      group: "filter",
      children: /*#__PURE__*/(0, _jsxRuntime.jsx)(_filtersPanel.default, {
        value: {
          filter: {
            duotone: duotonePresetOrColors
          }
        },
        onChange: newDuotone => {
          const newStyle = {
            ...style,
            color: {
              ...newDuotone?.filter
            }
          };
          setAttributes({
            style: newStyle
          });
        },
        settings: settings
      })
    }), /*#__PURE__*/(0, _jsxRuntime.jsx)(_components.BlockControls, {
      group: "block",
      __experimentalShareWithChildBlocks: true,
      children: /*#__PURE__*/(0, _jsxRuntime.jsx)(_components.__experimentalDuotoneControl, {
        duotonePalette: duotonePalette,
        colorPalette: colorPalette,
        disableCustomDuotone: disableCustomDuotone,
        disableCustomColors: disableCustomColors,
        value: duotonePresetOrColors,
        onChange: newDuotone => {
          const maybePreset = getDuotonePresetFromColors(newDuotone, duotonePalette);
          const newStyle = {
            ...style,
            color: {
              ...style?.color,
              duotone: maybePreset !== null && maybePreset !== void 0 ? maybePreset : newDuotone // use preset or fallback to custom colors.
            }
          };
          setAttributes({
            style: newStyle
          });
        },
        settings: settings
      })
    })]
  });
}
var _default = exports.default = {
  shareWithChildBlocks: true,
  edit: DuotonePanelPure,
  useBlockProps,
  attributeKeys: ['style'],
  hasSupport(name) {
    return (0, _blocks.hasBlockSupport)(name, 'filter.duotone');
  }
};
/**
 * Filters registered block settings, extending attributes to include
 * the `duotone` attribute.
 *
 * @param {Object} settings Original block settings.
 *
 * @return {Object} Filtered block settings.
 */
function addDuotoneAttributes(settings) {
  // Previous `color.__experimentalDuotone` support flag is migrated via
  // block_type_metadata_settings filter in `lib/block-supports/duotone.php`.
  if (!(0, _blocks.hasBlockSupport)(settings, 'filter.duotone')) {
    return settings;
  }

  // Allow blocks to specify their own attribute definition with default
  // values if needed.
  if (!settings.attributes.style) {
    Object.assign(settings.attributes, {
      style: {
        type: 'object'
      }
    });
  }
  return settings;
}
function useDuotoneStyles({
  clientId,
  id: filterId,
  selector: duotoneSelector,
  attribute: duotoneAttr
}) {
  const duotonePalette = useMultiOriginPresets({
    presetSetting: 'color.duotone',
    defaultSetting: 'color.defaultDuotone'
  });

  // Possible values for duotone attribute:
  // 1. Array of colors - e.g. ['#000000', '#ffffff'].
  // 2. Variable for an existing Duotone preset - e.g. 'var:preset|duotone|green-blue' or 'var(--wp--preset--duotone--green-blue)''
  // 3. A CSS string - e.g. 'unset' to remove globally applied duotone.
  const isCustom = Array.isArray(duotoneAttr);
  const duotonePreset = isCustom ? undefined : getColorsFromDuotonePreset(duotoneAttr, duotonePalette);
  const isPreset = typeof duotoneAttr === 'string' && duotonePreset;
  const isCSS = typeof duotoneAttr === 'string' && !isPreset;

  // Match the structure of WP_Duotone_Gutenberg::render_duotone_support() in PHP.
  let colors = null;
  if (isPreset) {
    // Array of colors.
    colors = duotonePreset;
  } else if (isCSS) {
    // CSS filter property string (e.g. 'unset').
    colors = duotoneAttr;
  } else if (isCustom) {
    // Array of colors.
    colors = duotoneAttr;
  }

  // Build the CSS selectors to which the filter will be applied.
  const selectors = duotoneSelector.split(',');
  const selectorsScoped = selectors.map(selectorPart => {
    // Assuming the selector part is a subclass selector (not a tag name)
    // so we can prepend the filter id class. If we want to support elements
    // such as `img` or namespaces, we'll need to add a case for that here.
    return `.${filterId}${selectorPart.trim()}`;
  });
  const selector = selectorsScoped.join(', ');
  const isValidFilter = Array.isArray(colors) || colors === 'unset';
  (0, _utils3.usePrivateStyleOverride)(isValidFilter ? {
    css: colors !== 'unset' ? (0, _utils.getDuotoneStylesheet)(selector, filterId) : (0, _utils.getDuotoneUnsetStylesheet)(selector),
    __unstableType: 'presets'
  } : undefined);
  (0, _utils3.usePrivateStyleOverride)(isValidFilter ? {
    assets: colors !== 'unset' ? (0, _utils.getDuotoneFilter)(filterId, colors) : '',
    __unstableType: 'svgs'
  } : undefined);
  const blockElement = (0, _useBlockRefs.useBlockElement)(clientId);
  (0, _element.useEffect)(() => {
    if (!isValidFilter) {
      return;
    }

    // Safari does not always update the duotone filter when the duotone
    // colors are changed. When using Safari, force the block element to be
    // repainted by the browser to ensure any changes are reflected
    // visually. This logic matches that used on the site frontend in
    // `block-supports/duotone.php`.
    if (blockElement && isSafari) {
      const display = blockElement.style.display;
      // Switch to `inline-block` to force a repaint. In the editor,
      // `inline-block` is used instead of `none` to ensure that scroll
      // position is not affected, as `none` results in the editor
      // scrolling to the top of the block.
      blockElement.style.display = 'inline-block';
      // Simply accessing el.offsetHeight flushes layout and style changes
      // in WebKit without having to wait for setTimeout.
      // eslint-disable-next-line no-unused-expressions
      blockElement.offsetHeight;
      blockElement.style.display = display;
    }
    // `colors` must be a dependency so this effect runs when the colors
    // change in Safari.
  }, [isValidFilter, blockElement, colors]);
}
function useBlockProps({
  clientId,
  name,
  style
}) {
  const id = (0, _compose.useInstanceId)(useBlockProps);
  const selector = (0, _element.useMemo)(() => {
    const blockType = (0, _blocks.getBlockType)(name);
    if (blockType) {
      // Backwards compatibility for `supports.color.__experimentalDuotone`
      // is provided via the `block_type_metadata_settings` filter. If
      // `supports.filter.duotone` has not been set and the
      // experimental property has been, the experimental property
      // value is copied into `supports.filter.duotone`.
      const duotoneSupport = (0, _blocks.getBlockSupport)(blockType, 'filter.duotone', false);
      if (!duotoneSupport) {
        return null;
      }

      // If the experimental duotone support was set, that value is
      // to be treated as a selector and requires scoping.
      const experimentalDuotone = (0, _blocks.getBlockSupport)(blockType, 'color.__experimentalDuotone', false);
      if (experimentalDuotone) {
        const rootSelector = (0, _getBlockCssSelector.getBlockCSSSelector)(blockType);
        return typeof experimentalDuotone === 'string' ? (0, _utils2.scopeSelector)(rootSelector, experimentalDuotone) : rootSelector;
      }

      // Regular filter.duotone support uses filter.duotone selectors with fallbacks.
      return (0, _getBlockCssSelector.getBlockCSSSelector)(blockType, 'filter.duotone', {
        fallback: true
      });
    }
  }, [name]);
  const attribute = style?.color?.duotone;
  const filterClass = `wp-duotone-${id}`;
  const shouldRender = selector && attribute;
  useDuotoneStyles({
    clientId,
    id: filterClass,
    selector,
    attribute
  });
  return {
    className: shouldRender ? filterClass : ''
  };
}
(0, _hooks.addFilter)('blocks.registerBlockType', 'core/editor/duotone/add-attributes', addDuotoneAttributes);
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