From 2a82ec8209efbb8a5b9daa75aa952d64f14ccad5 Mon Sep 17 00:00:00 2001
From: Jason Streifling <jason@streifling.com>
Date: Thu, 8 Aug 2024 21:09:38 +0200
Subject: [PATCH] Implemented EasyMDE

---
 cmd/frontend/articles.go          | 15 ++++--
 web/templates/editor.html         | 79 +++++++++++--------------------
 web/templates/index.html          |  4 +-
 web/templates/rework-article.html | 55 ++++++++++-----------
 4 files changed, 67 insertions(+), 86 deletions(-)

diff --git a/cmd/frontend/articles.go b/cmd/frontend/articles.go
index 2c0ada6..7f95a04 100644
--- a/cmd/frontend/articles.go
+++ b/cmd/frontend/articles.go
@@ -1,9 +1,11 @@
 package frontend
 
 import (
+	"encoding/json"
 	"fmt"
 	"html/template"
 	"io"
+	"io/fs"
 	"log"
 	"net/http"
 	"os"
@@ -462,6 +464,12 @@ func UploadImage(c *b.Config) http.HandlerFunc {
 			return
 		}
 
+		if err = os.MkdirAll(fmt.Sprint(c.PicsDir, "/"), fs.FileMode(0755)); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
 		img, err := os.Create(absFilepath)
 		if err != nil {
 			log.Println(err)
@@ -476,10 +484,9 @@ func UploadImage(c *b.Config) http.HandlerFunc {
 			return
 		}
 
-		alt := strings.Join(nameStrings[0:len(nameStrings)-1], " ")
-		imgMD := fmt.Sprint("![", alt, "](", c.Domain, "/pics/", filename, ")")
-		tmpl, err := template.ParseFiles(c.WebDir + "/templates/editor.html")
-		template.Must(tmpl, err).ExecuteTemplate(w, "editor-images", imgMD)
+		url := fmt.Sprint(c.Domain, "/pics/", filename)
+		w.Header().Set("Content-Type", "application/json")
+		json.NewEncoder(w).Encode(url)
 	}
 }
 
diff --git a/web/templates/editor.html b/web/templates/editor.html
index 35b095a..2dccc55 100644
--- a/web/templates/editor.html
+++ b/web/templates/editor.html
@@ -2,9 +2,6 @@
 <h2>Editor</h2>
 
 <form id="edit-area">
-    {{if eq .Mode 0}}
-    <button class="btn" hx-post="/preview-article" hx-target="#page-content">Vorschau</button>
-
     <div class="flex flex-col gap-y-1">
         <label for="article-title">Titel</label>
         <input name="article-title" type="text" value="{{.Title}}" />
@@ -15,8 +12,9 @@
     </div>
     <div class="flex flex-col">
         <label for="article-content">Artikel</label>
-        <textarea name="article-content">{{.Content}}</textarea>
+        <textarea id="easyMDE">{{.Content}}</textarea>
     </div>
+    <input id="article-content" name="article-content" type="hidden" />
 
     <div>
         <span>Tags</span>
@@ -30,63 +28,40 @@
         </div>
     </div>
 
-    <div id="editor-images">
-        <input class="mb-2" name="article-image" type="file" hx-encoding="multipart/form-data" hx-post="/upload-image"
-            hx-swap="beforeend" hx-target="#editor-images" />
-    </div>
-
     <div class="btn-area">
         <input class="action-btn" type="submit" value="Senden" hx-post="/submit-article" hx-target="#page-content" />
         <button class="btn" hx-get="/hub" hx-target="#page-content">Abbrechen</button>
     </div>
-    {{else}}
-    <button class="btn" hx-get="/write-article" hx-target="#page-content">Schreiben</button>
-
-    <span>Titel</span>
-    <div class="bg-white border mb-3 px-2 py-2 rounded-md w-full">
-        {{.Title}}
-    </div>
-
-    <span>Beschreibung</span>
-    <div class="bg-white border mb-3 px-2 py-2 rounded-md w-full">
-        {{.Description}}
-    </div>
-
-    <span>Artikel</span>
-    <div class="bg-white border mb-3 px-2 py-2 rounded-md w-full">
-        <div class="prose">
-            {{.HTMLContent}}
-        </div>
-    </div>
-    {{end}}
 </form>
 
 <script>
-    function copyToClipboard(text) {
-        event.preventDefault(); // Get-Request verhindern
+    var easyMDE = new EasyMDE({
+        element: document.getElementById('easyMDE'),
+        hideIcons: ['image'],
+        imageTexts: {sbInit: ''},
+        showIcons: ["code", "table", "upload-image"],
+        uploadImage: true,
 
-        var textarea = document.createElement("textarea");
-        textarea.textContent = text;
-        document.body.appendChild(textarea);
+        imageUploadFunction: function (file, onSuccess, onError) {
+            var formData = new FormData();
+            formData.append('article-image', file);
 
-        textarea.select();
-        try {
-            document.execCommand('copy');
-        } catch (err) {
-            console.warn('Fehler beim Kopieren', err);
-        }
+            fetch('/upload-image', {
+                method: 'POST',
+                body: formData
+            })
+                .then(response => response.json())
+                .then(data => {
+                    onSuccess(data);
+                })
+                .catch(error => {
+                    onError(error);
+                });
+        },
+    });
 
-        document.body.removeChild(textarea);
-    }
+    easyMDE.codemirror.on("change", () => {
+        document.getElementById('article-content').value = easyMDE.value();
+    });
 </script>
 {{end}}
-
-{{define "editor-images"}}
-{{if gt (len .) 0}}
-<div class="border px-2 py-1 rounded-md flex gap-4 justify-between">
-    <div class="self-center">{{.}}</div>
-    <button class="bg-slate-50 border my-2 px-3 py-2 rounded-md w-32 hover:bg-slate-100"
-        onclick="copyToClipboard('{{.}}')">Kopieren</button>
-</div>
-{{end}}
-{{end}}
diff --git a/web/templates/index.html b/web/templates/index.html
index 95b36b0..bce30fe 100644
--- a/web/templates/index.html
+++ b/web/templates/index.html
@@ -6,6 +6,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1">
     <title>Orient Editor</title>
     <link href="/web/static/css/style.css" rel="stylesheet">
+    <link rel="stylesheet" href="https://unpkg.com/easymde/dist/easymde.min.css">
 </head>
 
 <body class="flex flex-col justify-between min-h-screen bg-slate-50">
@@ -25,7 +26,8 @@
         </p>
     </footer>
 
-    <script src="/web/static/js/htmx.min.js"></script>
+    <script src="https://unpkg.com/htmx.org@2.0.1"></script>
+    <script src="https://unpkg.com/easymde/dist/easymde.min.js"></script>
 </body>
 
 </html>
diff --git a/web/templates/rework-article.html b/web/templates/rework-article.html
index 2abab9f..a833587 100644
--- a/web/templates/rework-article.html
+++ b/web/templates/rework-article.html
@@ -14,6 +14,7 @@
         <label for="article-content">Artikel</label>
         <textarea name="article-content" placeholder="Artikel">{{.Article.Content}}</textarea>
     </div>
+    <input id="article-content" name="article-content" type="hidden" />
 
     <div>
         <span>Tags</span>
@@ -28,11 +29,6 @@
         </div>
     </div>
 
-    <div id="editor-images">
-        <input class="mb-2" name="article-image" type="file" hx-encoding="multipart/form-data" hx-post="/upload-image"
-            hx-swap="beforeend" hx-target="#editor-images" />
-    </div>
-
     <div class="btn-area">
         <input class="action-btn" type="submit" value="Senden" hx-post="/resubmit-article/{{.Article.ID}}"
             hx-target="#page-content" />
@@ -41,32 +37,33 @@
 </form>
 
 <script>
-    function copyToClipboard(text) {
-        event.preventDefault(); // Get-Request verhindern
+    var easyMDE = new EasyMDE({
+        element: document.getElementById('easyMDE'),
+        hideIcons: ['image'],
+        imageTexts: {sbInit: ''},
+        showIcons: ["code", "table", "upload-image"],
+        uploadImage: true,
 
-        var textarea = document.createElement("textarea");
-        textarea.textContent = text;
-        document.body.appendChild(textarea);
+        imageUploadFunction: function (file, onSuccess, onError) {
+            var formData = new FormData();
+            formData.append('article-image', file);
 
-        textarea.select();
-        try {
-            document.execCommand('copy');
-        } catch (err) {
-            console.warn('Fehler beim Kopieren', err);
-        }
-
-        document.body.removeChild(textarea);
-    }
+            fetch('/upload-image', {
+                method: 'POST',
+                body: formData
+            })
+                .then(response => response.json())
+                .then(data => {
+                    onSuccess(data);
+                })
+                .catch(error => {
+                    onError(error);
+                });
+        },
+    });
 
+    easyMDE.codemirror.on("change", () => {
+        document.getElementById('article-content').value = easyMDE.value();
+    });
 </script>
 {{end}}
-
-{{define "editor-images"}}
-{{if gt (len .) 0}}
-<div class="border px-2 py-1 rounded-md flex gap-4 justify-between">
-    <div class="self-center">{{.}}</div>
-    <button class="bg-slate-50 border my-2 px-3 py-2 rounded-md w-32 hover:bg-slate-100"
-        onclick="copyToClipboard('{{.}}')">Kopieren</button>
-</div>
-{{end}}
-{{end}}