Ajout paramètre message bas de page personnalisable

src/components/MarkdownEditor.tsx

@@ -3,9 +3,7 @@
 import React, { useState, useEffect } from 'react';
 import { Textarea } from '@/components/ui/textarea';
 import { Label } from '@/components/ui/label';
-import { Tabs, TabsContent, TabsList, TabsTrigger } from '@/components/ui/tabs';
 import { Alert, AlertDescription } from '@/components/ui/alert';
-import { Button } from '@/components/ui/button';
 import { Eye, Edit3, AlertCircle, HelpCircle } from 'lucide-react';
 import { previewMarkdown, validateMarkdown } from '@/lib/markdown';
 
@@ -51,89 +49,116 @@ export function MarkdownEditor({
           {label}
         </Label>
         <div className="flex items-center gap-2">
-          <Button
+          <button
             type="button"
-            variant="ghost"
-            size="sm"
             onClick={() => setShowHelp(!showHelp)}
-            className="h-6 px-2 text-xs text-muted-foreground hover:text-foreground"
+            className="h-6 px-2 text-xs text-muted-foreground hover:text-foreground rounded border-0 bg-transparent cursor-pointer flex items-center gap-1"
+            tabIndex={-1}
+            onKeyDown={(e) => {
+              if (e.key === 'Enter' || e.key === ' ') {
+                e.preventDefault();
+                setShowHelp(!showHelp);
+              }
+            }}
           >
-            <HelpCircle className="h-3 w-3 mr-1" />
+            <HelpCircle className="h-3 w-3" />
             Aide Markdown
-          </Button>
+          </button>
           <span className="text-sm text-muted-foreground">{value.length}/{maxLength}</span>
         </div>
       </div>
 
-      <Tabs value={activeTab} onValueChange={(value) => setActiveTab(value as 'edit' | 'preview')}>
-        <TabsList className="grid w-full grid-cols-2">
-          <TabsTrigger value="edit" className="flex items-center gap-2">
+      <div className="flex items-center justify-center mb-4">
+        <div className="flex rounded-lg border bg-muted p-1">
+          <button
+            type="button"
+            onClick={() => setActiveTab('edit')}
+            className={`px-3 py-1.5 text-sm font-medium rounded-md transition-colors flex items-center gap-2 ${
+              activeTab === 'edit'
+                ? 'bg-background text-foreground shadow-sm'
+                : 'text-muted-foreground hover:text-foreground'
+            }`}
+            tabIndex={-1}
+          >
             <Edit3 className="h-4 w-4" />
             Éditer
-          </TabsTrigger>
-          <TabsTrigger value="preview" className="flex items-center gap-2">
+          </button>
+          <button
+            type="button"
+            onClick={() => setActiveTab('preview')}
+            className={`px-3 py-1.5 text-sm font-medium rounded-md transition-colors flex items-center gap-2 ${
+              activeTab === 'preview'
+                ? 'bg-background text-foreground shadow-sm'
+                : 'text-muted-foreground hover:text-foreground'
+            }`}
+            tabIndex={-1}
+          >
             <Eye className="h-4 w-4" />
             Prévisualiser
-          </TabsTrigger>
-        </TabsList>
+          </button>
+        </div>
+      </div>
 
-        <TabsContent value="edit" className="space-y-4">
-          <Textarea
-            id="markdown-editor"
-            value={value}
-            onChange={(e) => handleChange(e.target.value)}
-            placeholder={placeholder}
-            className="min-h-[200px] font-mono text-sm"
-          />
-          
-          {/* Aide markdown (affichée conditionnellement) */}
-          {showHelp && (
-            <div className="rounded-lg border bg-muted/50 p-4 animate-in fade-in duration-200">
-              <div className="flex items-center justify-between mb-2">
-                <h4 className="text-sm font-medium">Syntaxe Markdown supportée</h4>
-                <Button
-                  type="button"
-                  variant="ghost"
-                  size="sm"
-                  onClick={() => setShowHelp(false)}
-                  className="h-6 px-2 text-xs"
-                >
-                  ×
-                </Button>
-              </div>
-              <div className="grid grid-cols-2 gap-4 text-xs text-muted-foreground">
-                <div>
-                  <p><strong>**gras**</strong> → <strong>gras</strong></p>
-                  <p><em>*italique*</em> → <em>italique</em></p>
-                  <p><u>__souligné__</u> → <u>souligné</u></p>
-                  <p><del>~~barré~~</del> → <del>barré</del></p>
+        {activeTab === 'edit' && (
+          <div className="space-y-4">
+            <Textarea
+              id="markdown-editor"
+              value={value}
+              onChange={(e) => handleChange(e.target.value)}
+              placeholder={placeholder}
+              className="min-h-[200px] max-h-[300px] font-mono text-sm overflow-y-auto"
+              tabIndex={0}
+            />
+            
+            {/* Aide markdown (affichée conditionnellement) */}
+            {showHelp && (
+              <div className="rounded-lg border bg-muted/50 p-4 animate-in fade-in duration-200">
+                <div className="flex items-center justify-between mb-2">
+                  <h4 className="text-sm font-medium">Syntaxe Markdown supportée</h4>
+                  <button
+                    type="button"
+                    onClick={() => setShowHelp(false)}
+                    className="h-6 px-2 text-xs rounded border-0 bg-transparent cursor-pointer hover:bg-muted"
+                    tabIndex={-1}
+                  >
+                    ×
+                  </button>
                 </div>
-                <div>
-                  <p># Titre 1</p>
-                  <p>## Titre 2</p>
-                  <p>- Liste à puces</p>
-                  <p>[Lien](https://exemple.com)</p>
+                <div className="grid grid-cols-2 gap-4 text-xs text-muted-foreground">
+                  <div>
+                    <p><strong>**gras**</strong> → <strong>gras</strong></p>
+                    <p><em>*italique*</em> → <em>italique</em></p>
+                    <p><u>__souligné__</u> → <u>souligné</u></p>
+                    <p><del>~~barré~~</del> → <del>barré</del></p>
+                  </div>
+                  <div>
+                    <p># Titre 1</p>
+                    <p>## Titre 2</p>
+                    <p>- Liste à puces</p>
+                    <p>[Lien](https://exemple.com)</p>
+                  </div>
                 </div>
               </div>
-            </div>
-          )}
-        </TabsContent>
-
-        <TabsContent value="preview" className="space-y-4">
-          <div className="min-h-[200px] rounded-lg border bg-background p-4">
-            {value ? (
-              <div 
-                className="prose prose-sm max-w-none"
-                dangerouslySetInnerHTML={{ __html: previewContent }}
-              />
-            ) : (
-              <p className="text-muted-foreground italic">
-                Aucun contenu à prévisualiser
-              </p>
             )}
           </div>
-        </TabsContent>
-      </Tabs>
+        )}
+
+        {activeTab === 'preview' && (
+          <div className="space-y-4">
+            <div className="min-h-[200px] max-h-[300px] rounded-lg border bg-background p-4 overflow-y-auto">
+              {value ? (
+                <div 
+                  className="prose prose-sm max-w-none [&_ul]:space-y-1 [&_ol]:space-y-1 [&_li]:my-0"
+                  dangerouslySetInnerHTML={{ __html: previewContent }}
+                />
+              ) : (
+                <p className="text-muted-foreground italic">
+                  Aucun contenu à prévisualiser
+                </p>
+              )}
+            </div>
+          </div>
+        )}
 
       {/* Messages d'erreur */}
       {!validation.isValid && (