From 15c594607321f8b2b99d9894711bd22bcdc28e15 Mon Sep 17 00:00:00 2001
From: Johannes Zillmann <jz@datameer.com>
Date: Fri, 10 Mar 2017 12:12:20 +0100
Subject: [PATCH] [WIP] remove explicit Footnotes transformation

---
 src/javascript/models/AppState.jsx            |  2 -
 .../transformations/DetectFootnotes.jsx       | 67 -------------------
 2 files changed, 69 deletions(-)
 delete mode 100644 src/javascript/models/transformations/DetectFootnotes.jsx

diff --git a/src/javascript/models/AppState.jsx b/src/javascript/models/AppState.jsx
index d56c068..aac75e0 100644
--- a/src/javascript/models/AppState.jsx
+++ b/src/javascript/models/AppState.jsx
@@ -7,7 +7,6 @@ import VerticalToHorizontal from './transformations/VerticalToHorizontal.jsx';
 import DetectTOC from './transformations/DetectTOC.jsx'
 
 import GatherBlocks from './transformations/GatherBlocks.jsx'
-import DetectFootnotes from './transformations/DetectFootnotes.jsx'
 import DetectLists from './transformations/DetectLists.jsx'
 import DetectCodeBlocks from './transformations/DetectCodeBlocks.jsx'
 import DetectHeadlines from './transformations/DetectHeadlines.jsx'
@@ -37,7 +36,6 @@ export default class AppState {
             new DetectTOC(),
 
             new GatherBlocks(),
-            new DetectFootnotes(),
             new DetectLists(),
             new DetectCodeBlocks(),
             new DetectHeadlines(),
diff --git a/src/javascript/models/transformations/DetectFootnotes.jsx b/src/javascript/models/transformations/DetectFootnotes.jsx
deleted file mode 100644
index 6d9c98c..0000000
--- a/src/javascript/models/transformations/DetectFootnotes.jsx
+++ /dev/null
@@ -1,67 +0,0 @@
-import ToTextItemBlockTransformation from './ToTextItemBlockTransformation.jsx';
-import ParseResult from '../ParseResult.jsx';
-import TextItemBlock from '../TextItemBlock.jsx';
-import TextItemCombiner from '../TextItemCombiner.jsx';
-import { REMOVED_ANNOTATION, ADDED_ANNOTATION } from '../Annotation.jsx';
-import { FOOTNOTE_BLOCK } from '../MarkdownElements.jsx';
-
-//Detect quotes, code etc.. which is transformed to markdown code syntax
-export default class DetectFootnotes extends ToTextItemBlockTransformation {
-
-    constructor() {
-        super("Detect Footnotes");
-    }
-
-    transform(parseResult:ParseResult) {
-        const {mostUsedDistance} = parseResult.globals;
-        var foundFootnotes = [];
-        const textCombiner = new TextItemCombiner({
-            mostUsedDistance: mostUsedDistance,
-        });
-
-        parseResult.pages.forEach(page => {
-            const newBlocks = [];
-            var lastFootnote;
-            page.items.forEach(block => {
-                newBlocks.push(block);
-                if (!block.type && block.textItems[0].y < 200) {
-                    const combineResult = textCombiner.combine(block.textItems);
-                    if (combineResult.parsedElements.footnotes.length > 0) {
-                        block.annotation = REMOVED_ANNOTATION;
-                        foundFootnotes.push.apply(foundFootnotes, combineResult.parsedElements.footnotes);
-                        lastFootnote = new TextItemBlock({
-                            textItems: combineResult.textItems,
-                            type: FOOTNOTE_BLOCK,
-                            annotation: ADDED_ANNOTATION,
-                            parsedElements: combineResult.parsedElements
-                        });
-                        newBlocks.push(lastFootnote);
-                    } else if (lastFootnote) {
-                        // likely to be the second line of aboves footnote
-                        block.annotation = REMOVED_ANNOTATION;
-                        lastFootnote.textItems = lastFootnote.textItems.concat(combineResult.textItems);
-                        lastFootnote.parsedElements.add(combineResult.parsedElements);
-                        newBlocks[newBlocks.length - 2] = block;
-                        newBlocks[newBlocks.length - 1] = lastFootnote;
-                    }
-                } else {
-                    lastFootnote = null;
-                }
-            });
-            page.items = newBlocks;
-        });
-
-        return new ParseResult({
-            ...parseResult,
-            messages: [
-                'Detected ' + foundFootnotes.length + ' footnotes:',
-                foundFootnotes.join(', ')
-            ]
-        });
-
-    }
-
-}
-
-
-