From 69de8c235a6580ac222ef3f5b31746f6bc144659 Mon Sep 17 00:00:00 2001
From: Bob Zeleznik <zzzman@gmail.com>
Date: Tue, 28 Apr 2020 10:48:16 -0400
Subject: rearranged text files

---
 .../views/nodes/formattedText/SummaryView.tsx      | 81 ++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 src/client/views/nodes/formattedText/SummaryView.tsx

(limited to 'src/client/views/nodes/formattedText/SummaryView.tsx')

diff --git a/src/client/views/nodes/formattedText/SummaryView.tsx b/src/client/views/nodes/formattedText/SummaryView.tsx
new file mode 100644
index 000000000..89908d8ee
--- /dev/null
+++ b/src/client/views/nodes/formattedText/SummaryView.tsx
@@ -0,0 +1,81 @@
+import { TextSelection } from "prosemirror-state";
+import { Fragment, Node, Slice } from "prosemirror-model";
+
+import React = require("react");
+
+interface ISummaryView {
+    node: any;
+    view: any;
+    getPos: any;
+    self: any;
+}
+export class SummaryView extends React.Component<ISummaryView> {
+
+    onPointerDown = (e: any) => {
+        const visible = !this.props.node.attrs.visibility;
+        const attrs = { ...this.props.node.attrs, visibility: visible };
+        let textSelection = TextSelection.create(this.props.view.state.doc, this.props.getPos() + 1);
+        if (!visible) { // update summarized text and save in attrs
+            textSelection = this.updateSummarizedText(this.props.getPos() + 1);
+            attrs.text = textSelection.content();
+            attrs.textslice = attrs.text.toJSON();
+        }
+        this.props.view.dispatch(this.props.view.state.tr.
+            setSelection(textSelection). // select the current summarized text (or where it will be if its collapsed)
+            replaceSelection(!visible ? new Slice(Fragment.fromArray([]), 0, 0) : this.props.node.attrs.text). // collapse/expand it
+            setNodeMarkup(this.props.getPos(), undefined, attrs)); // update the attrs
+        e.preventDefault();
+        e.stopPropagation();
+        const _collapsed = document.getElementById('collapse') as HTMLElement;
+        _collapsed.className = this.className(visible);
+    }
+
+    updateSummarizedText(start?: any) {
+        const mtype = this.props.view.state.schema.marks.summarize;
+        const mtypeInc = this.props.view.state.schema.marks.summarizeInclusive;
+        let endPos = start;
+
+        const visited = new Set();
+        for (let i: number = start + 1; i < this.props.view.state.doc.nodeSize - 1; i++) {
+            let skip = false;
+            this.props.view.state.doc.nodesBetween(start, i, (node: Node, pos: number, parent: Node, index: number) => {
+                if (this.props.node.isLeaf && !visited.has(node) && !skip) {
+                    if (this.props.node.marks.find((m: any) => m.type === mtype || m.type === mtypeInc)) {
+                        visited.add(node);
+                        endPos = i + this.props.node.nodeSize - 1;
+                    }
+                    else skip = true;
+                }
+            });
+        }
+        return TextSelection.create(this.props.view.state.doc, start, endPos);
+    }
+
+    className = (visible: boolean) => "formattedTextBox-summarizer" + (visible ? "" : "-collapsed");
+
+    selectNode() { }
+
+    deselectNode() { }
+
+    render() {
+        const _view = this.props.node.view;
+        const js = this.props.node.toJSon;
+
+        this.props.node.toJSON = function () {
+            return js.apply(this, arguments);
+        };
+
+        const spanCollapsedClassName = this.className(this.props.node.attrs.visibility);
+
+        return (
+            <span
+                className={spanCollapsedClassName}
+                id='collapse'
+                onPointerDown={this.onPointerDown}
+            >
+
+            </span>
+        );
+
+    }
+}
\ No newline at end of file
-- 
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