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421 lines
19 KiB
Java
421 lines
19 KiB
Java
package vip.mate.llm.service;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import lombok.RequiredArgsConstructor;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.context.annotation.Lazy;
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import org.springframework.stereotype.Service;
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import org.springframework.util.StringUtils;
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import vip.mate.exception.MateClawException;
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import vip.mate.llm.event.ModelConfigChangedEvent;
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import vip.mate.llm.model.ModelConfigEntity;
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import vip.mate.llm.repository.ModelConfigMapper;
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import java.util.List;
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import org.springframework.context.ApplicationEventPublisher;
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/**
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* 模型配置服务
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*/
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@Service
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@RequiredArgsConstructor
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public class ModelConfigService {
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private final ModelConfigMapper modelConfigMapper;
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private final ApplicationEventPublisher eventPublisher;
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private final ModelCapabilityService modelCapabilityService;
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/**
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* Lazy to break circular dependency: ModelProviderService → ModelConfigService.
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* Used only in getDefaultModel() to skip models whose provider is unconfigured.
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*/
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@Lazy
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@Autowired
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private ModelProviderService modelProviderService;
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public List<ModelConfigEntity> listModels() {
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return modelConfigMapper.selectList(new LambdaQueryWrapper<ModelConfigEntity>()
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.orderByDesc(ModelConfigEntity::getIsDefault)
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.orderByAsc(ModelConfigEntity::getProvider)
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.orderByAsc(ModelConfigEntity::getName));
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}
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public List<ModelConfigEntity> listEnabledModels() {
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return modelConfigMapper.selectList(new LambdaQueryWrapper<ModelConfigEntity>()
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.eq(ModelConfigEntity::getEnabled, true)
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// 仅 chat 类型（排除 embedding），NULL 兼容老数据
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.and(w -> w.isNull(ModelConfigEntity::getModelType)
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.or().eq(ModelConfigEntity::getModelType, "chat"))
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.orderByAsc(ModelConfigEntity::getProvider)
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.orderByDesc(ModelConfigEntity::getIsDefault)
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.orderByAsc(ModelConfigEntity::getName));
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}
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public List<ModelConfigEntity> listModelsByProvider(String providerId) {
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return modelConfigMapper.selectList(new LambdaQueryWrapper<ModelConfigEntity>()
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.eq(ModelConfigEntity::getProvider, providerId)
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.orderByDesc(ModelConfigEntity::getBuiltin)
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.orderByAsc(ModelConfigEntity::getName));
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}
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/**
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* 按模型类型筛选（RFC: embedding UI 配置）。
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* <p>
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* modelType 参数：
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* <ul>
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* <li>{@code "chat"} — 对话模型（默认，包括老数据 modelType IS NULL）</li>
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* <li>{@code "embedding"} — 文本向量化模型</li>
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* </ul>
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*/
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public List<ModelConfigEntity> listByType(String modelType) {
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return listByType(modelType, null);
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}
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/**
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* Optional modality filter (case-insensitive: {@code "vision" / "video" / "audio"}).
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* When non-null, only enabled rows whose resolved capability set contains the
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* requested modality survive — used by the multimodal sidecar settings UI to
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* populate "default vision model" / "default video model" dropdowns.
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*/
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public List<ModelConfigEntity> listByType(String modelType, String modality) {
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List<ModelConfigEntity> rows;
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if ("chat".equals(modelType)) {
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rows = modelConfigMapper.selectList(new LambdaQueryWrapper<ModelConfigEntity>()
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.and(w -> w.isNull(ModelConfigEntity::getModelType)
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.or().eq(ModelConfigEntity::getModelType, "chat"))
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.orderByDesc(ModelConfigEntity::getIsDefault)
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.orderByAsc(ModelConfigEntity::getName));
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} else {
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rows = modelConfigMapper.selectList(new LambdaQueryWrapper<ModelConfigEntity>()
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.eq(ModelConfigEntity::getModelType, modelType)
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.orderByDesc(ModelConfigEntity::getIsDefault)
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.orderByAsc(ModelConfigEntity::getName));
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}
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if (modality == null || modality.isBlank()) return rows;
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ModelCapabilityService.Modality required;
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try {
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required = ModelCapabilityService.Modality.valueOf(modality.trim().toUpperCase());
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} catch (IllegalArgumentException e) {
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return rows;
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}
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return rows.stream()
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.filter(m -> Boolean.TRUE.equals(m.getEnabled()))
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.filter(m -> modelCapabilityService.supports(m.getModelName(), m.getModalities(), required))
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.toList();
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}
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/**
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* 查找第一个 enabled 的 embedding 模型（WikiEmbeddingService 的 fallback 路径）
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*/
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public ModelConfigEntity findFirstEnabledEmbedding() {
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return modelConfigMapper.selectOne(new LambdaQueryWrapper<ModelConfigEntity>()
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.eq(ModelConfigEntity::getModelType, "embedding")
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.eq(ModelConfigEntity::getEnabled, true)
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.orderByDesc(ModelConfigEntity::getIsDefault)
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.orderByAsc(ModelConfigEntity::getName)
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.last("LIMIT 1"));
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}
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public ModelConfigEntity getModel(Long id) {
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ModelConfigEntity entity = modelConfigMapper.selectById(id);
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if (entity == null) {
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throw new MateClawException("err.llm.model_config_not_found", "模型配置不存在: " + id);
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}
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return entity;
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}
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public ModelConfigEntity getDefaultModel() {
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// Prefer the explicitly marked default chat model when its provider is configured.
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ModelConfigEntity defaultMarked = modelConfigMapper.selectOne(new LambdaQueryWrapper<ModelConfigEntity>()
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.eq(ModelConfigEntity::getIsDefault, true)
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.and(w -> w.isNull(ModelConfigEntity::getModelType)
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.or().eq(ModelConfigEntity::getModelType, "chat"))
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.last("LIMIT 1"));
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if (defaultMarked != null && isProviderEnabledAndConfigured(defaultMarked.getProvider())) {
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return defaultMarked;
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}
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// Default model's provider is unavailable (or no default set) — scan all enabled
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// chat models and pick the first one whose provider is actually configured.
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List<ModelConfigEntity> candidates = modelConfigMapper.selectList(new LambdaQueryWrapper<ModelConfigEntity>()
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.eq(ModelConfigEntity::getEnabled, true)
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.and(w -> w.isNull(ModelConfigEntity::getModelType)
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.or().eq(ModelConfigEntity::getModelType, "chat"))
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.orderByDesc(ModelConfigEntity::getIsDefault)
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.orderByAsc(ModelConfigEntity::getName));
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for (ModelConfigEntity candidate : candidates) {
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if (isProviderEnabledAndConfigured(candidate.getProvider())) {
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return candidate;
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}
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}
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// No configured provider found — give a clearer error than the generic one.
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if (!candidates.isEmpty()) {
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String unconfiguredProvider = candidates.get(0).getProvider();
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throw new MateClawException("err.llm.no_configured_provider",
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"所有已启用的模型 Provider 均未完成配置（默认 Provider: " + unconfiguredProvider
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+ "），请在「设置 → 模型」中填写 API Key");
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}
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throw new MateClawException("err.llm.no_available_model", "没有可用的模型配置");
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}
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/**
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* Checks whether a provider is fully configured (API key / credentials present).
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* Delegates to ModelProviderService which is injected lazily to avoid a circular
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* dependency. Falls back to {@code true} when the service is not yet available
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* (e.g., during early bootstrap) so we don't accidentally block startup.
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*/
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private boolean isProviderEnabledAndConfigured(String providerId) {
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if (modelProviderService == null || providerId == null) {
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return true;
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}
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try {
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return modelProviderService.isProviderEnabledAndConfigured(providerId);
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} catch (Exception e) {
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return true; // conservative: don't filter if lookup fails
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}
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}
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public ModelConfigEntity getDefaultModelByProvider(String providerId) {
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return modelConfigMapper.selectOne(new LambdaQueryWrapper<ModelConfigEntity>()
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.eq(ModelConfigEntity::getProvider, providerId)
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.eq(ModelConfigEntity::getIsDefault, true)
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.last("LIMIT 1"));
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}
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/**
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* Resolve a provider's primary chat model for routing.
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*
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* <p>Prefers the row carrying the system default flag when it happens to
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* belong to this provider; otherwise falls back to the provider's
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* earliest-configured enabled chat model. The {@code is_default} flag is a
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* single system-wide marker (see {@link #clearDefaultFlag}), so a provider
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* that does not own it has no row matching {@link #getDefaultModelByProvider}.
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* Without this fallback a preferred provider could never contribute a
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* primary model unless it already held the global default.
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*
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* @return the provider's primary chat model, or {@code null} when the
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* provider has no enabled chat model configured
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*/
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public ModelConfigEntity getPrimaryChatModelByProvider(String providerId) {
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if (providerId == null || providerId.isBlank()) return null;
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ModelConfigEntity def = getDefaultModelByProvider(providerId);
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if (def != null) return def;
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return modelConfigMapper.selectOne(new LambdaQueryWrapper<ModelConfigEntity>()
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.eq(ModelConfigEntity::getProvider, providerId)
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.eq(ModelConfigEntity::getEnabled, true)
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.eq(ModelConfigEntity::getModelType, "chat")
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.orderByAsc(ModelConfigEntity::getId)
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.last("LIMIT 1"));
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}
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public ModelConfigEntity createModel(ModelConfigEntity entity) {
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validateModel(entity, null);
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if (Boolean.TRUE.equals(entity.getIsDefault())) {
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clearDefaultFlag();
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}
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if (entity.getEnabled() == null) {
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entity.setEnabled(true);
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}
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if (entity.getBuiltin() == null) {
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entity.setBuiltin(true);
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}
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if (entity.getIsDefault() == null) {
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entity.setIsDefault(false);
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}
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modelConfigMapper.insert(entity);
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ensureDefaultExists();
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publishConfigChanged("model-created");
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return entity;
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}
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public ModelConfigEntity updateModel(ModelConfigEntity entity) {
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ModelConfigEntity existing = getModel(entity.getId());
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validateModel(entity, existing.getId());
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if (Boolean.TRUE.equals(entity.getIsDefault())) {
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clearDefaultFlag();
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}
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if (existing.getIsDefault() && Boolean.FALSE.equals(entity.getEnabled())) {
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throw new MateClawException("err.llm.cannot_disable_default", "默认模型不能被禁用，请先切换默认模型");
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}
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modelConfigMapper.updateById(entity);
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ensureDefaultExists();
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publishConfigChanged("model-updated");
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return getModel(entity.getId());
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}
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public void deleteModel(Long id) {
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ModelConfigEntity entity = getModel(id);
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if (Boolean.TRUE.equals(entity.getIsDefault())) {
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throw new MateClawException("err.llm.cannot_delete_default", "默认模型不能删除，请先切换默认模型");
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}
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modelConfigMapper.deleteById(id);
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ensureDefaultExists();
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publishConfigChanged("model-deleted");
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}
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public ModelConfigEntity addModelToProvider(String providerId, String modelId, String displayName, boolean builtin) {
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if (!StringUtils.hasText(providerId) || !StringUtils.hasText(modelId)) {
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throw new MateClawException("err.llm.provider_model_required", "Provider 和模型标识不能为空");
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}
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ModelConfigEntity existing = modelConfigMapper.selectOne(new LambdaQueryWrapper<ModelConfigEntity>()
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.eq(ModelConfigEntity::getProvider, providerId)
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.eq(ModelConfigEntity::getModelName, modelId)
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.last("LIMIT 1"));
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if (existing != null) {
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throw new MateClawException("err.llm.model_exists", "模型已存在: " + modelId);
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}
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ModelConfigEntity entity = new ModelConfigEntity();
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entity.setName(StringUtils.hasText(displayName) ? displayName : modelId);
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entity.setProvider(providerId);
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entity.setModelName(modelId);
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entity.setDescription("");
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entity.setTemperature(0.7);
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entity.setMaxTokens(4096);
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entity.setTopP(0.8);
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entity.setBuiltin(builtin);
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entity.setEnabled(true);
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entity.setIsDefault(false);
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modelConfigMapper.insert(entity);
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ensureDefaultExists();
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publishConfigChanged("provider-model-added");
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return entity;
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}
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public void removeModelFromProvider(String providerId, String modelId) {
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ModelConfigEntity entity = modelConfigMapper.selectOne(new LambdaQueryWrapper<ModelConfigEntity>()
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.eq(ModelConfigEntity::getProvider, providerId)
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.eq(ModelConfigEntity::getModelName, modelId)
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.last("LIMIT 1"));
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if (entity == null) {
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throw new MateClawException("err.llm.model_not_found", "模型不存在: " + modelId);
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}
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if (Boolean.TRUE.equals(entity.getBuiltin())) {
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throw new MateClawException("err.llm.builtin_readonly", "内置模型不支持删除");
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}
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deleteModel(entity.getId());
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}
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public void deleteModelsByProvider(String providerId) {
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List<ModelConfigEntity> entities = listModelsByProvider(providerId);
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for (ModelConfigEntity entity : entities) {
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modelConfigMapper.deleteById(entity.getId());
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}
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ensureDefaultExists();
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publishConfigChanged("provider-models-deleted");
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}
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public ModelConfigEntity setDefaultModel(Long id) {
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ModelConfigEntity entity = getModel(id);
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if (!Boolean.TRUE.equals(entity.getEnabled())) {
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throw new MateClawException("err.llm.only_enabled_default", "只有启用状态的模型才能设为默认");
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}
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clearDefaultFlag();
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entity.setIsDefault(true);
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modelConfigMapper.updateById(entity);
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publishConfigChanged("default-model-updated");
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return entity;
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}
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public ModelConfigEntity setDefaultModel(String providerId, String modelName) {
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ModelConfigEntity entity = modelConfigMapper.selectOne(new LambdaQueryWrapper<ModelConfigEntity>()
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.eq(ModelConfigEntity::getProvider, providerId)
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.eq(ModelConfigEntity::getModelName, modelName)
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.last("LIMIT 1"));
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if (entity == null) {
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throw new MateClawException("err.llm.model_not_found", "模型不存在: " + providerId + "/" + modelName);
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}
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if (!Boolean.TRUE.equals(entity.getEnabled())) {
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// Auto-enable when setting as default (e.g. local Ollama models)
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entity.setEnabled(true);
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}
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clearDefaultFlag();
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entity.setIsDefault(true);
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modelConfigMapper.updateById(entity);
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publishConfigChanged("default-model-updated");
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return entity;
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}
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public ModelConfigEntity resolveModel(String agentModelName) {
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if (StringUtils.hasText(agentModelName)) {
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ModelConfigEntity entity = modelConfigMapper.selectOne(new LambdaQueryWrapper<ModelConfigEntity>()
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.eq(ModelConfigEntity::getModelName, agentModelName)
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.eq(ModelConfigEntity::getEnabled, true)
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.last("LIMIT 1"));
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if (entity != null) {
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return entity;
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}
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}
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return getDefaultModel();
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}
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/**
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* Resolve an enabled model by its exact (provider, modelName) pair. Unlike
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* {@link #resolveModel(String)} this does NOT fall back to the default —
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* it returns {@code null} when nothing matches, leaving the fallback
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* decision to the caller. Used to honour a per-conversation model pin while
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* still degrading gracefully when that model was later disabled or deleted.
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*/
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public ModelConfigEntity findEnabledModel(String provider, String modelName) {
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if (!StringUtils.hasText(provider) || !StringUtils.hasText(modelName)) {
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return null;
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}
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return modelConfigMapper.selectOne(new LambdaQueryWrapper<ModelConfigEntity>()
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.eq(ModelConfigEntity::getProvider, provider)
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.eq(ModelConfigEntity::getModelName, modelName)
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.eq(ModelConfigEntity::getEnabled, true)
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.last("LIMIT 1"));
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}
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private void validateModel(ModelConfigEntity entity, Long currentId) {
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if (!StringUtils.hasText(entity.getName())) {
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throw new MateClawException("err.llm.name_required", "模型名称不能为空");
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}
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if (!StringUtils.hasText(entity.getProvider())) {
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entity.setProvider("dashscope");
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}
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if (!StringUtils.hasText(entity.getModelName())) {
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throw new MateClawException("err.llm.id_required", "模型标识不能为空");
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}
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ModelConfigEntity duplicate = modelConfigMapper.selectOne(new LambdaQueryWrapper<ModelConfigEntity>()
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.eq(ModelConfigEntity::getProvider, entity.getProvider())
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.eq(ModelConfigEntity::getModelName, entity.getModelName())
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.eq(ModelConfigEntity::getDeleted, 0)
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.ne(currentId != null, ModelConfigEntity::getId, currentId)
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.last("LIMIT 1"));
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if (duplicate != null) {
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throw new MateClawException("err.llm.id_exists", "模型标识已存在: " + entity.getProvider() + "/" + entity.getModelName());
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}
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}
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private void clearDefaultFlag() {
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List<ModelConfigEntity> defaults = modelConfigMapper.selectList(new LambdaQueryWrapper<ModelConfigEntity>()
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.eq(ModelConfigEntity::getIsDefault, true));
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for (ModelConfigEntity item : defaults) {
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item.setIsDefault(false);
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modelConfigMapper.updateById(item);
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}
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}
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private void ensureDefaultExists() {
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long defaultCount = modelConfigMapper.selectCount(new LambdaQueryWrapper<ModelConfigEntity>()
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.eq(ModelConfigEntity::getIsDefault, true)
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.eq(ModelConfigEntity::getEnabled, true));
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if (defaultCount > 0) {
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return;
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}
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ModelConfigEntity firstEnabled = modelConfigMapper.selectOne(new LambdaQueryWrapper<ModelConfigEntity>()
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.eq(ModelConfigEntity::getEnabled, true)
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.orderByAsc(ModelConfigEntity::getName)
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.last("LIMIT 1"));
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if (firstEnabled != null) {
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firstEnabled.setIsDefault(true);
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modelConfigMapper.updateById(firstEnabled);
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}
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}
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private void publishConfigChanged(String reason) {
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eventPublisher.publishEvent(new ModelConfigChangedEvent(reason));
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}
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}
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