graft-react/dist/components/ImageProperty.js

react admin and helper components for graft-db

"use strict";
var __extends = (this && this.__extends) || function (d, b) {
    for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
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};
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};
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var React = require("react");
var react_dom_1 = require("react-dom");
var graft_db_1 = require("graft-db");
var Buttons_1 = require("react-md/lib/Buttons");
var Toolbars_1 = require("react-md/lib/Toolbars");
var Media_1 = require("react-md/lib/Media/Media");
var SelectionControl_1 = require("react-md/lib/SelectionControls/SelectionControl");
var utils_1 = require("../utils");
var utils_2 = require("../utils");
var react_dnd_html5_backend_1 = require("react-dnd-html5-backend");
var react_dnd_1 = require("react-dnd");
var WithClient_1 = require("./WithClient");
var edgeItemDragSource = {
    beginDrag: function (props) {
        var id = props.id, index = props.index;
        return { id: id, index: index };
    },
    endDrag: function (props, monitor, _component) {
        var onDoneReordering = props.onDoneReordering;
        if (!monitor.didDrop()) {
            onDoneReordering(false);
            return;
        }
        onDoneReordering(true);
    }
};
var edgeItemTarget = {
    hover: function (props, monitor, component) {
        var dragIndex = monitor.getItem().index;
        var hoverIndex = props.index;
        if (dragIndex === hoverIndex) {
            return;
        }
        var hoverBoundingRect = react_dom_1.findDOMNode(component).getBoundingClientRect();
        var hoverMiddleY = (hoverBoundingRect.bottom - hoverBoundingRect.top) / 2;
        var clientOffset = monitor.getClientOffset();
        var hoverClientY = clientOffset.y - hoverBoundingRect.top;
        if (dragIndex < hoverIndex && hoverClientY < hoverMiddleY) {
            return;
        }
        if (dragIndex > hoverIndex && hoverClientY > hoverMiddleY) {
            return;
        }
        var onReorder = props.onReorder;
        onReorder(dragIndex, hoverIndex);
        monitor.getItem().index = hoverIndex;
    }
};
var placeholder = 'https://placeholdit.imgix.net/~text?txtsize=38&txt=loading&w=400&h=250&txttrack=0';
var ImageItem = (function (_super) {
    __extends(ImageItem, _super);
    function ImageItem() {
        var args = [];
        for (var _i = 0; _i < arguments.length; _i++) {
            args[_i] = arguments[_i];
        }
        var _this = _super.apply(this, args) || this;
        _this.loadError = function (err) {
            console.error('failed to load image', _this.props.srcKey, err);
        };
        _this.remove = function (e) {
            e.preventDefault();
            var _a = _this.props, id = _a.id, onRemove = _a.onRemove;
            onRemove(id);
        };
        _this.select = function (selected) {
            _this.props.onSelect(selected);
        };
        _this.state = { url: null };
        _this.load(_this.props.srcKey).catch(_this.loadError);
        return _this;
    }
    ImageItem.prototype.componentDidMount = function () {
        this.mounted = true;
    };
    ImageItem.prototype.componentWillUnmount = function () {
        this.mounted = false;
    };
    ImageItem.prototype.componentWillReceiveProps = function (nextProps) {
        if (this.props.srcKey != nextProps.srcKey) {
            this.load(nextProps.srcKey).catch(this.loadError);
        }
    };
    ImageItem.prototype.load = function (key) {
        return __awaiter(this, void 0, void 0, function () {
            var client, bytes, blob, url;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0:
                        client = this.context.client;
                        return [4 /*yield*/, client.store.getBuffer(key)];
                    case 1:
                        bytes = _a.sent();
                        blob = new Blob([bytes]);
                        return [4 /*yield*/, utils_2.blobToDataURL(blob)];
                    case 2:
                        url = _a.sent();
                        if (this.mounted) {
                            this.setState({ url: url });
                        }
                        return [2 /*return*/];
                }
            });
        });
    };
    ImageItem.prototype.render = function () {
        var _a = this.props, isDragging = _a.isDragging, dragSource = _a.dragSource, dropTarget = _a.dropTarget, selected = _a.selected, id = _a.id;
        var url = this.state.url;
        var mediaStyle = {
            backgroundImage: "url(" + (url || placeholder) + ")",
            backgroundSize: 'cover',
            backgroundPosition: 'center center',
            opacity: isDragging ? 0 : 1,
        };
        var wrapperStyle = {
            border: isDragging ? '5px dashed #eee' : 0,
        };
        return dragSource(dropTarget(React.createElement("div", { className: 'md-cell md-cell--4' },
            React.createElement("div", { style: wrapperStyle },
                React.createElement(Media_1.default, { aspectRatio: '16-9', style: mediaStyle },
                    React.createElement(SelectionControl_1.default, { id: "select-" + id, name: 'select', type: 'checkbox', style: { position: 'absolute', top: 0, left: 0 }, checked: selected, onChange: this.select }))))));
    };
    return ImageItem;
}(React.Component));
ImageItem.contextTypes = WithClient_1.clientContextTypes;
ImageItem = __decorate([
    react_dnd_1.DropTarget('image', edgeItemTarget, function (connect) { return ({
        dropTarget: connect.dropTarget()
    }); }),
    react_dnd_1.DragSource('image', edgeItemDragSource, function (connect, monitor) { return ({
        dragSource: connect.dragSource(),
        isDragging: monitor.isDragging()
    }); })
], ImageItem);
exports.ImageItem = ImageItem;
var ImageProperty = (function (_super) {
    __extends(ImageProperty, _super);
    function ImageProperty() {
        var args = [];
        for (var _i = 0; _i < arguments.length; _i++) {
            args[_i] = arguments[_i];
        }
        var _this = _super.apply(this, args) || this;
        _this.remove = function (id) {
            var client = _this.context.client;
            client.update(function (b) { return b.delete(id); });
        };
        _this.move = function (fromIndex, toIndex) {
            var values = _this.getValues();
            var vs = values.slice();
            vs.splice(toIndex, 0, vs.splice(fromIndex, 1)[0]);
            var orderedValues = vs.map(function (v, idx) { return (__assign({}, v, { pos: idx })); });
            _this.setState({ orderedValues: orderedValues });
        };
        _this.moved = function (droppedInList) { return __awaiter(_this, void 0, void 0, function () {
            var _this = this;
            var client, orderedValues, _a, object_1, property_1;
            return __generator(this, function (_b) {
                switch (_b.label) {
                    case 0:
                        client = this.context.client;
                        orderedValues = this.state.orderedValues;
                        if (!(droppedInList && orderedValues)) return [3 /*break*/, 2];
                        _a = this.props, object_1 = _a.object, property_1 = _a.property;
                        return [4 /*yield*/, client.update(function (b) { return __awaiter(_this, void 0, void 0, function () {
                                var _i, orderedValues_1, v;
                                return __generator(this, function (_a) {
                                    switch (_a.label) {
                                        case 0:
                                            _i = 0, orderedValues_1 = orderedValues;
                                            _a.label = 1;
                                        case 1:
                                            if (!(_i < orderedValues_1.length)) return [3 /*break*/, 4];
                                            v = orderedValues_1[_i];
                                            return [4 /*yield*/, b.set(v.id, {
                                                    kind: graft_db_1.Kind.Value,
                                                    owner: object_1.id,
                                                    property: property_1.id,
                                                    type: graft_db_1.ValueType.Image,
                                                    key: v.key,
                                                    edge: property_1.edge,
                                                    pos: v.pos,
                                                })];
                                        case 2:
                                            b = _a.sent();
                                            _a.label = 3;
                                        case 3:
                                            _i++;
                                            return [3 /*break*/, 1];
                                        case 4: return [2 /*return*/, b];
                                    }
                                });
                            }); })];
                    case 1:
                        _b.sent();
                        _b.label = 2;
                    case 2:
                        this.setState({ orderedValues: null });
                        return [2 /*return*/];
                }
            });
        }); };
        _this.addFile = function (f) { return __awaiter(_this, void 0, void 0, function () {
            var client, buf, key_1, _a, object_2, property_2, values_1, id_1, err_1;
            return __generator(this, function (_b) {
                switch (_b.label) {
                    case 0:
                        client = this.context.client;
                        _b.label = 1;
                    case 1:
                        _b.trys.push([1, 5, , 6]);
                        return [4 /*yield*/, utils_2.blobToUint8Array(f)];
                    case 2:
                        buf = _b.sent();
                        return [4 /*yield*/, client.store.setBuffer(client.newImageKey(), buf)];
                    case 3:
                        key_1 = _b.sent();
                        _a = this.props, object_2 = _a.object, property_2 = _a.property;
                        values_1 = this.getValues();
                        id_1 = client.generateId();
                        return [4 /*yield*/, client.update(function (b) { return b.set(id_1, {
                                kind: graft_db_1.Kind.Value,
                                owner: object_2.id,
                                property: property_2.id,
                                type: graft_db_1.ValueType.Image,
                                key: key_1,
                                edge: property_2.edge,
                                pos: values_1.length - 1,
                            }); })];
                    case 4:
                        _b.sent();
                        return [3 /*break*/, 6];
                    case 5:
                        err_1 = _b.sent();
                        console.error(f.filename, err_1);
                        return [3 /*break*/, 6];
                    case 6: return [2 /*return*/];
                }
            });
        }); };
        _this.addFiles = function (files) { return __awaiter(_this, void 0, void 0, function () {
            var _i, files_1, f;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0:
                        _i = 0, files_1 = files;
                        _a.label = 1;
                    case 1:
                        if (!(_i < files_1.length)) return [3 /*break*/, 4];
                        f = files_1[_i];
                        return [4 /*yield*/, this.addFile(f)];
                    case 2:
                        _a.sent();
                        _a.label = 3;
                    case 3:
                        _i++;
                        return [3 /*break*/, 1];
                    case 4: return [2 /*return*/];
                }
            });
        }); };
        _this.select = function (id, on) {
            var selection = _this.state.selection;
            _this.setState({ selection: __assign({}, selection, (_a = {}, _a[id] = on, _a)) });
            var _a;
        };
        _this.removeSelection = function () { return __awaiter(_this, void 0, void 0, function () {
            var client, selection, ids;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0:
                        client = this.context.client;
                        selection = this.state.selection;
                        if (!selection) {
                            return [2 /*return*/];
                        }
                        ids = Object.keys(selection).filter(function (k) { return selection[k]; });
                        return [4 /*yield*/, client.update(function (b) { return b.delete.apply(b, ids); })];
                    case 1:
                        _a.sent();
                        this.setState({ selection: {} });
                        return [2 /*return*/];
                }
            });
        }); };
        _this.state = {
            orderedValues: null,
            add: [],
            remove: [],
            selection: {},
        };
        return _this;
    }
    ImageProperty.prototype.getValues = function () {
        var _a = this.state, add = _a.add, remove = _a.remove, orderedValues = _a.orderedValues;
        if (orderedValues) {
            return orderedValues;
        }
        var values = this.props.values;
        var vs = (add || []).concat(values);
        if (remove && remove.length > 0) {
            vs = vs.filter(function (v) { return remove.indexOf(v.id) === -1; });
        }
        return vs.sort(function (a, b) {
            return a.pos > b.pos ? 1 : b.pos > a.pos ? -1 : 0;
        });
    };
    ImageProperty.prototype.hasSelection = function () {
        var selection = this.state.selection;
        if (!selection) {
            return false;
        }
        var ids = Object.keys(selection).filter(function (k) { return selection[k]; });
        return ids.length > 0;
    };
    ImageProperty.prototype.render = function () {
        var _this = this;
        var property = this.props.property;
        var selection = this.state.selection;
        var values = this.getValues();
        var items = values.map(function (v, idx) {
            return (React.createElement(ImageItem, { key: v.id, id: v.id, index: idx, name: v.imageValue.name, srcKey: v.key, selected: selection !== undefined && !!selection[v.id], onSelect: function (on) { return _this.select(v.id, on); }, onRemove: _this.remove, onReorder: _this.move, onDoneReordering: _this.moved }));
        });
        var nav = React.createElement(Buttons_1.default, { icon: true, disabled: true }, utils_1.propertyIconName(graft_db_1.PropertyType.Image));
        var actions = [];
        if (this.hasSelection()) {
            actions.push(React.createElement(Buttons_1.default, { key: 'remove', icon: true, onClick: this.removeSelection }, "delete"));
        }
        actions.push(React.createElement(Buttons_1.default, { icon: true, tooltipLabel: property.hint, tooltipPosition: 'left' }, "help"));
        return (React.createElement("div", { className: 'md-cell md-cell--12 md-cell--top' },
            React.createElement(Toolbars_1.default, { singleColor: true, themed: true, nav: nav, actions: actions, title: property.name, className: 'property-toolbar' }),
            React.createElement(FileDropZone, { onDrop: this.addFiles }, items)));
    };
    return ImageProperty;
}(React.Component));
ImageProperty.contextTypes = WithClient_1.clientContextTypes;
exports.ImageProperty = ImageProperty;
var fileTarget = {
    drop: function (props, monitor) {
        var onDrop = props.onDrop;
        onDrop(monitor.getItem().files);
    }
};
var FileDropZone = (function (_super) {
    __extends(FileDropZone, _super);
    function FileDropZone() {
        return _super !== null && _super.apply(this, arguments) || this;
    }
    FileDropZone.prototype.render = function () {
        var _a = this.props, dropTarget = _a.dropTarget, isOver = _a.isOver, canDrop = _a.canDrop, children = _a.children;
        var cs = ['md-grid', 'file-drop-zone'];
        if (isOver) {
            cs.push('file-over');
        }
        else if (canDrop) {
            cs.push('file-over-hint');
        }
        return dropTarget(React.createElement("div", { className: cs.join(' ') },
            children,
            React.createElement("div", { className: 'md-cell md-cell--12 file-drop-placeholder' },
                !isOver && !canDrop && 'Drag & Drop Images Here',
                !isOver && canDrop && 'Over here! Over here!',
                isOver && "Yes! Drop' um!")));
    };
    return FileDropZone;
}(React.Component));
FileDropZone = __decorate([
    react_dnd_1.DropTarget(react_dnd_html5_backend_1.NativeTypes.FILE, fileTarget, function (connect, monitor) { return ({
        dropTarget: connect.dropTarget(),
        isOver: monitor.isOver(),
        canDrop: monitor.canDrop()
    }); })
], FileDropZone);
exports.FileDropZone = FileDropZone;