feat(agent): Agent 生成审批 - 支持改模型参数、忽略位置漂移并取消 8 轮硬限制

Co-authored-by: Cursor <cursoragent@cursor.com>

web/src/lib/canvas/agent-media-approval.ts

@@ -0,0 +1,45 @@
+import type { AgentMediaSettings } from "@/services/api/agent";
+import { logicalModelIDForConfig, modelOptionName, resolveModelChannel, selectableModelsByCapability, type AiConfig } from "@/stores/use-config-store";
+
+export type AgentImageApproval = AgentMediaSettings & { prompt: string; referenceNodeIds: string[] };
+
+export function agentImageApproval(detail: Record<string, unknown>): AgentImageApproval | null {
+    const call = detail.call as { function?: { name?: string; arguments?: unknown } } | undefined;
+    if ((call?.function?.name || detail.toolName) !== "generate_media") return null;
+    const raw = call?.function?.arguments ?? detail.arguments;
+    try {
+        const args = typeof raw === "string" ? JSON.parse(raw) : raw;
+        if (!args || args.mode !== "image" || typeof args.size !== "string" || typeof args.prompt !== "string") return null;
+        return {
+            logicalModelId: typeof args.logicalModelId === "string" ? args.logicalModelId : "",
+            channelId: typeof args.channelId === "string" ? args.channelId : "",
+            channelModelKey: typeof args.channelModelKey === "string" ? args.channelModelKey : "",
+            size: args.size,
+            quality: typeof args.quality === "string" ? args.quality : "",
+            prompt: args.prompt,
+            referenceNodeIds: Array.isArray(args.referenceNodeIds) ? args.referenceNodeIds.filter((id: unknown): id is string => typeof id === "string") : [],
+        };
+    } catch {
+        return null;
+    }
+}
+
+export function agentApprovalModel(config: AiConfig, settings: AgentMediaSettings): string {
+    return selectableModelsByCapability(config, "image").find((model) => {
+        if (settings.logicalModelId) return logicalModelIDForConfig({ ...config, model }) === settings.logicalModelId;
+        return resolveModelChannel(config, model).id === settings.channelId && modelOptionName(model) === settings.channelModelKey;
+    }) || "";
+}
+
+export function agentApprovalMatchesSettings(argumentsValue: unknown, settings: AgentMediaSettings): boolean {
+    const approved = agentImageApproval({ toolName: "generate_media", arguments: argumentsValue });
+    return Boolean(approved && (["logicalModelId", "channelId", "channelModelKey", "size", "quality"] as const).every((key) => (approved[key] || "") === (settings[key] || "")));
+}
+
+export function agentApprovalModelSelection(config: AiConfig, model: string): Pick<AgentMediaSettings, "logicalModelId" | "channelId" | "channelModelKey"> {
+    const logicalModelId = logicalModelIDForConfig({ ...config, model });
+    if (logicalModelId) return { logicalModelId };
+    const channel = resolveModelChannel(config, model);
+    if (channel.scope !== "system") throw new Error("Agent 生成仅支持平台模型");
+    return { channelId: channel.id, channelModelKey: modelOptionName(model) };
+}