feat(ai): unify model discovery and effort handling

apps/desktop/src/lib/backend/api.ts

@@ -251,6 +251,9 @@ export const aiAgentStream = forward("aiAgentStream");
 export const aiCancelStream = forward("aiCancelStream");
 export const aiTestConnection = forward("aiTestConnection");
 export const aiListModels = forward("aiListModels");
+export const aiResolveModelEffort = forward("aiResolveModelEffort");
+export const saveAiChatSelection = forward("saveAiChatSelection");
+export const loadAiChatSelection = forward("loadAiChatSelection");
 export const saveAiConfig = forward("saveAiConfig");
 export const loadAiConfig = forward("loadAiConfig");
 export const saveAiConfigs = forward("saveAiConfigs");

apps/desktop/src/lib/backend/http.ts

@@ -48,6 +48,7 @@ import type { CollectionInfo } from "@/types/database";
 import type { SchemaDiffPreparation, SchemaDiffPreparationOptions, TableDiff, FunctionDiff, SequenceDiff, RuleDiff, OwnerDiff } from "@/lib/schema/schemaDiff";
 import type { SidebarObjectKind } from "@/lib/database/databaseObjectCapabilities";
 import type { AiConfig, AiTestConnectionResult } from "@/stores/settingsStore";
+import type { AiChatSelectionState, AiEffortCapability } from "@/types/ai";
 import type {
   AgentDriverInfo,
   AiCompletionRequest,
@@ -1136,6 +1137,18 @@ export async function aiListModels(config: AiConfig): Promise<AiModelInfo[]> {
   return post("/api/ai/models", { config });
 }
 
+export async function aiResolveModelEffort(config: AiConfig, modelId: string): Promise<AiEffortCapability> {
+  return post("/api/ai/model-effort", { config, modelId });
+}
+
+export async function saveAiChatSelection(selection: AiChatSelectionState): Promise<void> {
+  return post("/api/ai/chat-selection", { selection });
+}
+
+export async function loadAiChatSelection(): Promise<AiChatSelectionState | null> {
+  return get("/api/ai/chat-selection");
+}
+
 export type { AgentEvent } from "@/lib/backend/tauri";
 
 function isAgentEvent(v: unknown): v is import("@/lib/backend/tauri").AgentEvent {

apps/desktop/src/lib/backend/tauri.ts

@@ -47,7 +47,7 @@ import type {
 import { isTauriCommandUnavailable, normalizeConnectionTestResult } from "@/lib/connection/connectionDatabaseInfo";
 import type { CollectionInfo } from "@/types/database";
 import type { SidebarObjectKind } from "@/lib/database/databaseObjectCapabilities";
-import type { AiConfig, AiConfigItem, AiEffortLevel, AiTestConnectionResult } from "@/types/ai";
+import type { AiChatSelectionState, AiConfig, AiConfigItem, AiEffortCapability, AiEffortLevel, AiTestConnectionResult } from "@/types/ai";
 import type { QueryEditability } from "@/lib/sql/sqlAnalysis";
 import { isTerminalTransferProgress } from "@/lib/backend/transferProgress";
 import type {
@@ -358,6 +358,7 @@ export interface AiModelInfo {
   id: string;
   displayName?: string;
   supportedEffortLevels?: AiEffortLevel[];
+  effortCapability?: AiEffortCapability;
 }
 
 export async function aiComplete(request: AiCompletionRequest): Promise<string> {
@@ -445,6 +446,18 @@ export async function aiListModels(config: AiConfig): Promise<AiModelInfo[]> {
   return invoke("ai_list_models", { config });
 }
 
+export async function aiResolveModelEffort(config: AiConfig, modelId: string): Promise<AiEffortCapability> {
+  return invoke("ai_resolve_model_effort", { config, modelId });
+}
+
+export async function saveAiChatSelection(selection: AiChatSelectionState): Promise<void> {
+  return invoke("save_ai_chat_selection", { selection });
+}
+
+export async function loadAiChatSelection(): Promise<AiChatSelectionState | null> {
+  return invoke("load_ai_chat_selection");
+}
+
 export async function aiCancelStream(sessionId: string): Promise<boolean> {
   return invoke("ai_cancel_stream", { sessionId });
 }