有构建板，支持多模型构建，但生成支撑的切片还有bug

tmp/repatch_routes.py

@@ -0,0 +1,141 @@
+import json, os, uuid
+from datetime import datetime
+
+with open('app/routes.py', 'r', encoding='utf-8') as f:
+    content = f.read()
+
+prefix = """import json
+import uuid
+import os
+"""
+
+functions = """
+def get_bed_dimensions():
+    try:
+        from flask import current_app
+        path = os.path.join(current_app.root_path, '..', 'print_config', 'printers', 'creality_ender3v3se.def.json')
+        with open(path, 'r', encoding='utf-8') as f:
+            data = json.load(f)
+            w = data['overrides']['machine_width']['default_value']
+            h = data['overrides']['machine_depth']['default_value']
+            hd = data['overrides']['machine_height']['default_value']
+            return w, h, hd
+    except:
+        return 200, 200, 200
+
+def get_quality_presets():
+    try:
+        from flask import current_app
+        path = os.path.join(current_app.root_path, '..', 'print_config', 'presets', 'creality', 'base')
+        files = [f for f in os.listdir(path) if f.endswith('.inst.cfg')]
+        presets = []
+        for f in files:
+            name = f.replace('.inst.cfg', '').replace('base_', '').replace('_', ' ')
+            presets.append((f, name))
+        return presets
+    except:
+        return []
+"""
+
+routes = """
+@main_bp.route('/plater')
+@login_required
+def plater():
+    w, h, hd = get_bed_dimensions()
+    presets = get_quality_presets()
+    last_quality = request.cookies.get('last_quality_preset', 'base_global_standard.inst.cfg')
+    user_files = PrintFile.query.filter_by(user_id=current_user.id, file_type='stl').order_by(PrintFile.created_at.desc()).all()
+    models = [{'id': f.id, 'name': f.original_filename, 'url': url_for('main.serve_proxy_file', file_id=f.id)} for f in user_files]
+    return render_template('plater.html', w=w, h=h, hd=hd, presets=presets, last_quality=last_quality, models=models)
+
+@main_bp.route('/file/<int:file_id>')
+@login_required
+def serve_file(file_id):
+    f = PrintFile.query.get_or_404(file_id)
+    if f.user_id != current_user.id and not current_user.is_admin:
+        abort(403)
+    path = os.path.join(current_app.config['UPLOAD_FOLDER'], f.filename)
+    return send_file(path)
+
+@main_bp.route('/proxy/<int:file_id>')
+@login_required
+def serve_proxy_file(file_id):
+    f = PrintFile.query.get_or_404(file_id)
+    if f.user_id != current_user.id and not current_user.is_admin:
+        abort(403)
+    path = os.path.join(current_app.config['UPLOAD_FOLDER'], f.filename)
+    proxy_path = path + '.proxy.stl'
+    if not os.path.exists(proxy_path):
+        from stl_simplifier import simplify_stl
+        try:
+            simplify_stl(path, proxy_path, keep_ratio=0.1) # compress to 10%
+        except:
+            return send_file(path) # fallback to original if error
+    if os.path.exists(proxy_path):
+        return send_file(proxy_path)
+    return send_file(path)
+
+@main_bp.route('/api/merge_and_slice', methods=['POST'])
+@login_required
+def merge_and_slice():
+    data = request.json
+    pieces = data.get('pieces', [])
+    quality = data.get('quality', 'base_global_standard.inst.cfg')
+    
+    if not pieces:
+        return jsonify({'error': 'No pieces provided'}), 400
+        
+    inputs = []
+    # Build a combined name
+    names = []
+    for p in pieces[:3]: # Cap names at 3 to avoid super long string
+        f = PrintFile.query.get(p['file_id'])
+        if f and (f.user_id == current_user.id or current_user.is_admin):
+            names.append(f.original_filename.replace('.stl', ''))
+            
+    combined_name = ", ".join(names)
+    if len(pieces) > 3:
+        combined_name += "等合并切片"
+    else:
+        combined_name += "合并切片"
+        
+    for p in pieces:
+        f = PrintFile.query.get(p['file_id'])
+        if f and (f.user_id == current_user.id or current_user.is_admin):
+            path = os.path.join(current_app.config['UPLOAD_FOLDER'], f.filename)
+            inputs.append((path, p['matrix']))
+
+    if not inputs:
+        return jsonify({'error': 'Invalid files'}), 400
+
+    timestamp = datetime.now().strftime('%Y%m%d%H%M%S')
+    unique_filename = f"{timestamp}_{uuid.uuid4().hex}.stl"
+    merged_filepath = os.path.join(current_app.config['UPLOAD_FOLDER'], unique_filename)
+    
+    print_file = PrintFile(
+        filename=unique_filename,
+        original_filename=f"{combined_name}.stl",
+        file_type='stl',
+        user_id=current_user.id,
+        status='merging'
+    )
+    db.session.add(print_file)
+    db.session.commit()
+    
+    from .tasks import merge_and_slice_task
+    merge_and_slice_task(print_file.id, inputs, merged_filepath, quality)
+    
+    return jsonify({'success': True, 'message': 'Plater slice queued!'})
+"""
+
+# Only patch if not already present
+if 'def plater()' not in content:
+    with open('app/routes.py', 'w', encoding='utf-8') as f:
+        # Prepend imports if needed
+        lines = content.split('\n')
+        # Insert mostly at the end
+        new_content = "\n".join(lines[:-1]) + functions + routes + "\n"
+        f.write(prefix + new_content)
+    print("Repatched successfully.")
+else:
+    print("Already present.")