优化本地Ollama接口使用体验

用户在使用本地Ollama接口时无需再填写API Key，API Key字段可以留空。

ui/generation_handlers.py

@@ -35,6 +35,9 @@ def generate_novel_architecture_ui(self):
             max_tokens = self.max_tokens_var.get()
             timeout_val = self.safe_get_int(self.timeout_var, 600)
 
+            if interface_format == 'Ollama' and api_key == '':
+                api_key = 'ollama'
+
             topic = self.topic_text.get("0.0", "end").strip()
             genre = self.genre_var.get().strip()
             num_chapters = self.safe_get_int(self.num_chapters_var, 10)
@@ -80,6 +83,9 @@ def generate_chapter_blueprint_ui(self):
             max_tokens = self.max_tokens_var.get()
             timeout_val = self.safe_get_int(self.timeout_var, 600)
 
+            if interface_format == 'Ollama' and api_key == '':
+                api_key = 'ollama'
+
             self.safe_log("开始生成章节蓝图...")
             Chapter_blueprint_generate(
                 interface_format=interface_format,
@@ -116,6 +122,9 @@ def generate_chapter_draft_ui(self):
             max_tokens = self.max_tokens_var.get()
             timeout_val = self.safe_get_int(self.timeout_var, 600)
 
+            if interface_format == 'Ollama' and api_key == '':
+                api_key = 'ollama'
+
             chap_num = self.safe_get_int(self.chapter_num_var, 1)
             word_number = self.safe_get_int(self.word_number_var, 3000)
             user_guidance = self.user_guide_text.get("0.0", "end").strip()
@@ -246,6 +255,9 @@ def finalize_chapter_ui(self):
             max_tokens = self.max_tokens_var.get()
             timeout_val = self.safe_get_int(self.timeout_var, 600)
 
+            if interface_format == 'Ollama' and api_key == '':
+                api_key = 'ollama'
+
             embedding_api_key = self.embedding_api_key_var.get().strip()
             embedding_url = self.embedding_url_var.get().strip()
             embedding_interface_format = self.embedding_interface_format_var.get().strip()
@@ -326,6 +338,9 @@ def do_consistency_check(self):
             max_tokens = self.max_tokens_var.get()
             timeout = self.timeout_var.get()
 
+            if interface_format == 'Ollama' and api_key == '':
+                api_key = 'ollama'
+
             chap_num = self.safe_get_int(self.chapter_num_var, 1)
             chap_file = os.path.join(filepath, "chapters", f"chapter_{chap_num}.txt")
             chapter_text = read_file(chap_file)

ui/main_window.py

@@ -187,6 +187,9 @@ class NovelGeneratorGUI:
         max_tokens = self.max_tokens_var.get()
         timeout = self.timeout_var.get()
 
+        if interface_format == 'Ollama' and api_key == '':
+            api_key = 'ollama'
+
         test_llm_config(
             interface_format=interface_format,
             api_key=api_key,