first commit

frontend/node_modules/rc-image/lib/hooks/usePreviewItems.js

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+"use strict";
+
+var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
+var _typeof = require("@babel/runtime/helpers/typeof");
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = usePreviewItems;
+var _toConsumableArray2 = _interopRequireDefault(require("@babel/runtime/helpers/toConsumableArray"));
+var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));
+var _objectSpread3 = _interopRequireDefault(require("@babel/runtime/helpers/objectSpread2"));
+var _slicedToArray2 = _interopRequireDefault(require("@babel/runtime/helpers/slicedToArray"));
+var React = _interopRequireWildcard(require("react"));
+var _common = require("../common");
+function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(e) { return e ? t : r; })(e); }
+function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != _typeof(e) && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && Object.prototype.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; }
+/**
+ * Merge props provided `items` or context collected images
+ */
+function usePreviewItems(items) {
+  // Context collection image data
+  var _React$useState = React.useState({}),
+    _React$useState2 = (0, _slicedToArray2.default)(_React$useState, 2),
+    images = _React$useState2[0],
+    setImages = _React$useState2[1];
+  var registerImage = React.useCallback(function (id, data) {
+    setImages(function (imgs) {
+      return (0, _objectSpread3.default)((0, _objectSpread3.default)({}, imgs), {}, (0, _defineProperty2.default)({}, id, data));
+    });
+    return function () {
+      setImages(function (imgs) {
+        var cloneImgs = (0, _objectSpread3.default)({}, imgs);
+        delete cloneImgs[id];
+        return cloneImgs;
+      });
+    };
+  }, []);
+
+  // items
+  var mergedItems = React.useMemo(function () {
+    // use `items` first
+    if (items) {
+      return items.map(function (item) {
+        if (typeof item === 'string') {
+          return {
+            data: {
+              src: item
+            }
+          };
+        }
+        var data = {};
+        Object.keys(item).forEach(function (key) {
+          if (['src'].concat((0, _toConsumableArray2.default)(_common.COMMON_PROPS)).includes(key)) {
+            data[key] = item[key];
+          }
+        });
+        return {
+          data: data
+        };
+      });
+    }
+
+    // use registered images secondly
+    return Object.keys(images).reduce(function (total, id) {
+      var _images$id = images[id],
+        canPreview = _images$id.canPreview,
+        data = _images$id.data;
+      if (canPreview) {
+        total.push({
+          data: data,
+          id: id
+        });
+      }
+      return total;
+    }, []);
+  }, [items, images]);
+  return [mergedItems, registerImage, !!items];
+}