feat: SillyTavern parity Phase 1（多 API 路由 / 宏引擎接入 / 推理内容展示）

app/src/main/java/com/zcz/javatavern/ChatViewModel.java

@@ -67,7 +67,7 @@ public static final class StreamSnapshot {
 
     /** Application-context repository — lives for the whole ViewModel lifetime. */
     private final ChatRepository ownedRepository;
-    private final OpenAiCompatibleClient modelClient = new OpenAiCompatibleClient();
+    private final OpenAiCompatibleClient modelClient;
 
     /** One active session per request; null means idle. */
     private final AtomicReference<StreamSession> currentSession = new AtomicReference<>(null);
@@ -84,6 +84,15 @@ public static final class StreamSnapshot {
      */
     private volatile long activeRegenerateMessageId = -1L;
 
+    /**
+     * 当前请求累积的推理内容（DeepSeek R1 / Claude extended thinking）。独立于
+     * {@link StreamSession}/{@link StreamAccumulator} 之外的一条并行侧信道——
+     * 那两个类是这个项目里状态机不变量最严格的部分（RT-1~RT-5 全套测试覆盖
+     * 的"只终态一次/只持久化一次"），不值得为了推理内容再改一遍；这里只在
+     * onTerminalText 持久化时读一次快照，不影响主文本的状态转换。
+     */
+    private final StringBuilder reasoningBuffer = new StringBuilder();
+
     private final MutableLiveData<StreamSnapshot> streamState = new MutableLiveData<>(null);
 
     /**
@@ -105,6 +114,7 @@ public static final class StreamSnapshot {
     public ChatViewModel(@NonNull Application application) {
         super(application);
         ownedRepository = new ChatRepository(application.getApplicationContext());
+        modelClient = new OpenAiCompatibleClient(application.getApplicationContext());
     }
 
     public LiveData<StreamSnapshot> getStreamState() {
@@ -212,6 +222,9 @@ private boolean startStream(
         final String charId = sessionCharacterId;
         activeGroupSpeaker = groupSpeaker;
         activeRegenerateMessageId = regenerateMessageId;
+        synchronized (reasoningBuffer) {
+            reasoningBuffer.setLength(0);
+        }
 
         final String emptyFallback = getString(R.string.stream_empty_fallback);
         final String stoppedMarker = getString(R.string.stream_stopped_marker);
@@ -244,6 +257,14 @@ public void onDelta(String delta) {
                         scheduleFlush(session);
                     }
 
+                    @Override
+                    public void onReasoningDelta(String delta) {
+                        if (currentSession.get() != session) return;
+                        synchronized (reasoningBuffer) {
+                            reasoningBuffer.append(delta);
+                        }
+                    }
+
                     @Override
                     public void onComplete() {
                         mainHandler.post(() -> {
@@ -309,19 +330,24 @@ public void onTerminalText(long opId, String text, long createdAt,
                 final String cid = session.getCharacterId();
                 final CharacterProfile speaker = activeGroupSpeaker;
                 final long targetId = activeRegenerateMessageId;
+                final String reasoningText;
+                synchronized (reasoningBuffer) {
+                    reasoningText = reasoningBuffer.toString();
+                }
                 AppExecutors.get().diskIo().execute(() -> {
                     long rowId;
                     if (speaker != null) {
                         rowId = ownedRepository.addGroupMessage(
                                 cid, ChatMessage.Role.ASSISTANT, text, createdAt,
-                                speaker.getId(), speaker.getName());
+                                speaker.getId(), speaker.getName(), reasoningText);
                     } else if (targetId > 0) {
                         // 重 roll：内容作为新版本写回原消息，位置不变、旧版本保留。
+                        // 思考过程不随版本单独存一份，只保留首次生成时的那份。
                         ownedRepository.appendMessageVersion(targetId, text, createdAt);
                         rowId = targetId;
                     } else {
                         rowId = ownedRepository.addMessage(
-                                cid, ChatMessage.Role.ASSISTANT, text, createdAt);
+                                cid, ChatMessage.Role.ASSISTANT, text, createdAt, reasoningText);
                     }
                     mainHandler.post(() -> {
                         StreamSnapshot cur = streamState.getValue();

app/src/main/java/com/zcz/javatavern/data/ChatHistoryStore.java

@@ -26,15 +26,15 @@ public final class ChatHistoryStore {
             "action_token", "action_type", "action_state",
             "attachment_path", "attachment_mime_type",
             "reply_to_message_id", "reply_preview", "reaction", "speaker_name",
-            "version_count", "active_version"
+            "version_count", "active_version", "reasoning_content"
     };
     /** 与 {@link #MESSAGE_COLUMNS} 等价的带表别名版本，供 JOIN 查询复用。 */
     private static final String MESSAGE_COLUMNS_QUALIFIED =
             "m.id, m.role, m.kind, m.title, m.content, m.created_at, " +
                     "m.action_token, m.action_type, m.action_state, " +
                     "m.attachment_path, m.attachment_mime_type, " +
                     "m.reply_to_message_id, m.reply_preview, m.reaction, m.speaker_name, " +
-                    "m.version_count, m.active_version";
+                    "m.version_count, m.active_version, m.reasoning_content";
 
     private final TavernDatabase database;
 
@@ -175,6 +175,17 @@ public List<ChatMessage> loadMessageContext(String characterId, long targetId, i
     }
 
     public long addMessage(String characterId, ChatMessage.Role role, String content, long createdAt) {
+        return addMessage(characterId, role, content, createdAt, "");
+    }
+
+    /** 同上，带推理内容（新生成的 assistant 回复用；重 roll 不走这里）。 */
+    public long addMessage(
+            String characterId,
+            ChatMessage.Role role,
+            String content,
+            long createdAt,
+            String reasoningContent
+    ) {
         return addMessage(
                 characterId,
                 role,
@@ -184,7 +195,13 @@ public long addMessage(String characterId, ChatMessage.Role role, String content
                 createdAt,
                 "",
                 "",
-                ChatMessage.ActionState.NONE
+                ChatMessage.ActionState.NONE,
+                "",
+                "",
+                -1,
+                "",
+                "",
+                reasoningContent
         );
     }
 
@@ -281,6 +298,36 @@ public long addMessage(
             long replyToMessageId,
             String replyPreview,
             String reaction
+    ) {
+        return addMessage(
+                characterId, role, kind, title, content, createdAt,
+                actionToken, actionType, actionState,
+                attachmentPath, attachmentMimeType,
+                replyToMessageId, replyPreview, reaction, ""
+        );
+    }
+
+    /**
+     * 带推理内容（DeepSeek R1 / Claude extended thinking）的入口——只有新生成的
+     * assistant 回复会传非空 reasoningContent，重 roll（{@link #appendMessageVersion}）
+     * 不走这里，不单独为每个版本存一份思考过程。
+     */
+    public long addMessage(
+            String characterId,
+            ChatMessage.Role role,
+            ChatMessage.Kind kind,
+            String title,
+            String content,
+            long createdAt,
+            String actionToken,
+            String actionType,
+            ChatMessage.ActionState actionState,
+            String attachmentPath,
+            String attachmentMimeType,
+            long replyToMessageId,
+            String replyPreview,
+            String reaction,
+            String reasoningContent
     ) {
         ContentValues values = new ContentValues();
         values.put("character_id", characterId);
@@ -297,6 +344,7 @@ public long addMessage(
         values.put("reaction", reaction);
         values.put("content", content);
         values.put("created_at", createdAt);
+        values.put("reasoning_content", reasoningContent == null ? "" : reasoningContent);
         return database.getWritableDatabase().insertOrThrow(TABLE_MESSAGES, null, values);
     }
 
@@ -308,6 +356,19 @@ public long addGroupMessage(
             long createdAt,
             String speakerId,
             String speakerName
+    ) {
+        return addGroupMessage(characterId, role, content, createdAt, speakerId, speakerName, "");
+    }
+
+    /** 同上，带推理内容——语义和 {@link #addMessage(String, ChatMessage.Role, ChatMessage.Kind, String, String, long, String, String, ChatMessage.ActionState, String, String, long, String, String, String)} 一致。 */
+    public long addGroupMessage(
+            String characterId,
+            ChatMessage.Role role,
+            String content,
+            long createdAt,
+            String speakerId,
+            String speakerName,
+            String reasoningContent
     ) {
         ContentValues values = new ContentValues();
         values.put("character_id", characterId);
@@ -318,6 +379,7 @@ public long addGroupMessage(
         values.put("created_at", createdAt);
         values.put("speaker_id", speakerId);
         values.put("speaker_name", speakerName);
+        values.put("reasoning_content", reasoningContent == null ? "" : reasoningContent);
         return database.getWritableDatabase().insertOrThrow(TABLE_MESSAGES, null, values);
     }
 
@@ -707,7 +769,8 @@ private ChatMessage readMessage(Cursor cursor) {
                 cursor.getString(13),
                 cursor.getString(14),
                 cursor.getInt(15),
-                cursor.getInt(16)
+                cursor.getInt(16),
+                cursor.getString(17)
         );
     }
 

app/src/main/java/com/zcz/javatavern/data/ChatRepository.java

@@ -7,6 +7,7 @@
 import com.zcz.javatavern.model.CharacterProfile;
 import com.zcz.javatavern.model.ChatMessage;
 import com.zcz.javatavern.model.HomeFeedItem;
+import com.zcz.javatavern.util.GreetingSelector;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -43,6 +44,7 @@ public boolean hasMoreHistory() {
     private final CharacterRepository characterRepository;
     private final ChatHistoryStore historyStore;
     private final LongTermMemoryStore memoryStore;
+    private final GreetingSelector greetingSelector = new GreetingSelector();
 
     public ChatRepository(Context context) {
         Context applicationContext = context.getApplicationContext();
@@ -87,16 +89,24 @@ public SessionData loadSession(String requestedCharacterId, int pageSize) {
         boolean hasMoreHistory = messages.size() >= pageSize;
         if (messages.isEmpty()) {
             long createdAt = System.currentTimeMillis();
+            // 有备用开场白时随机挑一条（SillyTavern 风格：每次开新聊天换一个开场），
+            // 没有备用开场白的角色（绝大多数）行为和之前完全一样，总是用主开场白。
+            List<String> alternateGreetings = character.getAlternateGreetings();
+            String greeting = greetingSelector.selectGreeting(
+                    character.getGreeting(),
+                    alternateGreetings,
+                    alternateGreetings.isEmpty() ? -1 : -2
+            );
             long id = historyStore.addMessage(
                     character.getId(),
                     ChatMessage.Role.ASSISTANT,
-                    character.getGreeting(),
+                    greeting,
                     createdAt
             );
             messages.add(new ChatMessage(
                     id,
                     ChatMessage.Role.ASSISTANT,
-                    character.getGreeting(),
+                    greeting,
                     createdAt
             ));
         }
@@ -125,6 +135,20 @@ public long addGroupMessage(
                 groupId, role, content, createdAt, speakerId, speakerName);
     }
 
+    /** 同上，带推理内容（DeepSeek R1 / Claude extended thinking 的思考过程）。 */
+    public long addGroupMessage(
+            String groupId,
+            ChatMessage.Role role,
+            String content,
+            long createdAt,
+            String speakerId,
+            String speakerName,
+            String reasoningContent
+    ) {
+        return historyStore.addGroupMessage(
+                groupId, role, content, createdAt, speakerId, speakerName, reasoningContent);
+    }
+
     public List<ChatMessage> searchMessages(String characterId, String query, int limit) {
         return historyStore.searchMessages(characterId, query, limit);
     }
@@ -141,6 +165,17 @@ public long addMessage(String characterId, ChatMessage.Role role, String content
         return historyStore.addMessage(characterId, role, content, createdAt);
     }
 
+    /** 同上，带推理内容（DeepSeek R1 / Claude extended thinking 的思考过程）。 */
+    public long addMessage(
+            String characterId,
+            ChatMessage.Role role,
+            String content,
+            long createdAt,
+            String reasoningContent
+    ) {
+        return historyStore.addMessage(characterId, role, content, createdAt, reasoningContent);
+    }
+
     public long addMessage(
             String characterId,
             ChatMessage.Role role,

app/src/main/java/com/zcz/javatavern/data/ProviderCatalog.java

@@ -4,6 +4,13 @@
 
 public final class ProviderCatalog {
     public static final String CUSTOM_ID = "custom";
+    /**
+     * 非 OpenAI 兼容格式的原生 provider id——{@code OpenAiCompatibleClient}
+     * 靠这两个 id 分流到 {@code AnthropicProvider}/{@code GoogleGeminiProvider}，
+     * 而不是走默认的 {@code /chat/completions} 请求格式。
+     */
+    public static final String ANTHROPIC_ID = "anthropic";
+    public static final String GOOGLE_ID = "google";
     private static final List<ProviderPreset> PRESETS = List.of(
             new ProviderPreset(
                     "openai",
@@ -26,6 +33,20 @@ public final class ProviderCatalog {
                     "",
                     "从 OpenRouter 模型页复制模型 ID"
             ),
+            new ProviderPreset(
+                    ANTHROPIC_ID,
+                    "Anthropic",
+                    "https://api.anthropic.com/v1",
+                    "",
+                    "例如 claude-sonnet-4-5"
+            ),
+            new ProviderPreset(
+                    GOOGLE_ID,
+                    "Google Gemini",
+                    "https://generativelanguage.googleapis.com/v1beta",
+                    "",
+                    "例如 gemini-2.5-flash"
+            ),
             new ProviderPreset(
                     CUSTOM_ID,
                     "其他兼容服务",

app/src/main/java/com/zcz/javatavern/data/TavernDatabase.java

@@ -25,7 +25,7 @@
 public final class TavernDatabase extends SQLiteOpenHelper {
     private static final String TAG = "TavernDatabase";
     private static final String DATABASE_NAME = "tavern.db";
-    private static final int DATABASE_VERSION = 8;
+    private static final int DATABASE_VERSION = 9;
 
     public static final String TABLE_CHARACTERS = "characters";
     public static final String TABLE_WORLD_ENTRIES = "world_entries";
@@ -124,6 +124,9 @@ public void onUpgrade(SQLiteDatabase database, int oldVersion, int newVersion) {
         if (oldVersion < 8) {
             upgradeToVersion8(database);
         }
+        if (oldVersion < 9) {
+            upgradeToVersion9(database);
+        }
     }
 
     /**
@@ -210,6 +213,15 @@ private void upgradeToVersion8(SQLiteDatabase database) {
         );
     }
 
+    /**
+     * 推理内容支持：消息表增加 reasoning_content 字段
+     * 用于存储 DeepSeek R1 等模型的思考过程
+     */
+    private void upgradeToVersion9(SQLiteDatabase database) {
+        database.execSQL("ALTER TABLE " + TABLE_MESSAGES +
+                " ADD COLUMN reasoning_content TEXT NOT NULL DEFAULT ''");
+    }
+
     private void upgradeToVersion2(SQLiteDatabase database) {
         // 世界书高级字段：position 列已存在但旧版本存的是列表索引（语义错误），
         // 本次补充其余字段并把 position 重置为 after_char，保持既有"拼在角色卡后"行为。
@@ -303,6 +315,7 @@ private void createMessageTables(SQLiteDatabase database) {
                         "version_count INTEGER NOT NULL DEFAULT 1," +
                         "active_version INTEGER NOT NULL DEFAULT 1," +
                         "chat_id TEXT NOT NULL DEFAULT 'default'," +
+                        "reasoning_content TEXT NOT NULL DEFAULT ''," +
                         "content TEXT NOT NULL," +
                         "created_at INTEGER NOT NULL)"
         );