From 2b142a78363b31309bfd874c898ba21881680bd3 Mon Sep 17 00:00:00 2001
From: Alex Puiu <alexpuiu20@yahoo.com>
Date: Thu, 3 Mar 2022 18:06:38 +0200
Subject: [PATCH] Update indexes after HTML conversion.

---
 app/SearchDisplace/Output/HtmlOutput.php     | 71 ++++++++++++++++++++
 app/SearchDisplace/SearchAndDisplaceJSON.php | 40 ++++-------
 2 files changed, 84 insertions(+), 27 deletions(-)
 create mode 100644 app/SearchDisplace/Output/HtmlOutput.php

diff --git a/app/SearchDisplace/Output/HtmlOutput.php b/app/SearchDisplace/Output/HtmlOutput.php
new file mode 100644
index 0000000..6e08c04
--- /dev/null
+++ b/app/SearchDisplace/Output/HtmlOutput.php
@@ -0,0 +1,71 @@
+<?php
+
+namespace App\SearchDisplace\Output;
+
+class HtmlOutput {
+    protected $data;
+    protected $content;
+    protected $indexes = [];
+    protected $additions = [];
+
+    public function __construct($data)
+    {
+        $this->content = $data['content'];
+        $this->indexes = $data['indexes'];
+    }
+
+    public function getData()
+    {
+        $html = $this->convertToHTML();
+
+        $indexes = $this->updateIndexes();
+
+        return [
+            'content' => $html,
+            'indexes' => $indexes
+        ];
+    }
+
+    protected function convertToHTML()
+    {
+        $html = '';
+        $url = url('/') . '/contracts-images';
+
+        foreach($this->content as $key => $element) {
+            $diff = 0;
+            if($element->tag !== 'img') {
+                $html .= "<$element->tag style=\"$element->style\">$element->content</$element->tag>";
+            } else {
+                $src = $url . '/' . str_replace(' ', '%20', $element->src);
+                $html .= "<img $element->style src=\"$src\" alt=\"$element->details\">";
+            }
+
+            if($key !== array_key_last($this->content)) {
+                $html .= '<br>';
+                $diff = 4;
+            }
+
+            if(isset($element->paragraph)) {
+                $this->additions[$element->paragraph][] = strlen($html) - strlen($element->content) - strlen("</$element->tag>") - $diff;
+            }
+        }
+
+        return $html;
+    }
+
+    protected function updateIndexes()
+    {
+        $indexes = $this->indexes;
+
+        foreach($this->additions as $akey => $addition) {
+            foreach($addition as $ckey => $change) {
+                $indexes[$akey][$ckey]['start'] += $change;
+                $indexes[$akey][$ckey]['end'] += $change;
+                $indexes[$akey][$ckey]['original_start'] += $change;
+                $indexes[$akey][$ckey]['original_end'] += $change;
+            }
+        }
+
+        return $indexes;
+    }
+}
\ No newline at end of file
diff --git a/app/SearchDisplace/SearchAndDisplaceJSON.php b/app/SearchDisplace/SearchAndDisplaceJSON.php
index 8f7469e..444ce4c 100644
--- a/app/SearchDisplace/SearchAndDisplaceJSON.php
+++ b/app/SearchDisplace/SearchAndDisplaceJSON.php
@@ -3,6 +3,7 @@
 namespace App\SearchDisplace;
 
 use Illuminate\Support\Facades\Storage;
+use App\SearchDisplace\Output\HtmlOutput;
 
 class SearchAndDisplaceJSON
 {
@@ -31,12 +32,11 @@ class SearchAndDisplaceJSON
             return;
         }
 
-        $sd = $this->applySD($content);
+        $searchDisplace = $this->applySD($content);
 
-        return [
-            'content' => $this->convertToHTML($sd['content']),
-            'indexes' => $sd['indexes']
-        ];
+        $convert = new HtmlOutput($searchDisplace);
+
+        return $convert->getData();
     }
 
     protected function getContent()
@@ -64,7 +64,14 @@ class SearchAndDisplaceJSON
             $changed = $search->execute();
 
             if($changed) {
-                $indexes = $changed['indexes'];
+                foreach($changed['indexes'] as $key => $searcher) {
+                    foreach($searcher as $change) {
+                        if($change['start']) {
+                            $indexes[$key][] = $change;
+                            $element->paragraph = $key;
+                        }
+                    }
+                }
                 $element->content = $changed['content'];
             }
         }
@@ -74,25 +81,4 @@ class SearchAndDisplaceJSON
             'indexes' => $indexes
         ];
     }
-
-    protected function convertToHTML($elements)
-    {
-        $html = '';
-        $url = url('/') . '/contracts-images';
-
-        foreach($elements as $key => $element) {
-            if($element->tag !== 'img') {
-                $html .= "<$element->tag style=\"$element->style\">$element->content</$element->tag>";
-            } else {
-                $src = $url . '/' . str_replace(' ', '%20', $element->src);
-                $html .= "<img $element->style src=\"$src\" alt=\"$element->details\">";
-            }
-
-            if($key !== array_key_last($elements)) {
-                $html .= '<br>';
-            }
-        }
-
-        return $html;
-    }
 }
\ No newline at end of file