fix(web): 模型价格 - 合并 PR #372 并修复零积分展示

web/test/generation-task-local.test.ts

@@ -1,6 +1,6 @@
 import { expect, test } from "bun:test";
 
-import { defaultConfig, type AiConfig } from "../src/stores/use-config-store";
+import { createModelChannel, defaultConfig } from "../src/stores/use-config-store";
 import { runBackendGenerationTask, runBackendGenerationTaskBatch } from "../src/services/api/generation-task";
 import { deleteGenerationTask, formatTaskLog, listGenerationTasks, projectBackendSafeTaskLog, splitGenerationTaskObservationIds, type GenerationTask } from "../src/services/api/task-center";
 import { isLocalDreaminaBackgroundTask, localDreaminaCancellationCopy, localDreaminaDetachOutcome, projectLocalDreaminaTask } from "../src/services/local-dreamina-task-projection";
@@ -24,24 +24,25 @@ function sourceSection(source: string, startMarker: string, endMarker: string) {
     return compactSource(source.slice(start, end));
 }
 
-function remoteBackendConfig(model: string, overrides: Partial<AiConfig> = {}): AiConfig {
-    const modelName = model.includes("::") ? model.slice(model.indexOf("::") + 2) : model;
+function backendModelConfig(model: string) {
+    const channel = createModelChannel({
+        id: "system-test-channel",
+        name: "系统测试渠道",
+        baseUrl: "/api/system-test-channel",
+        apiKey: "system",
+        apiFormat: "openai",
+        scope: "system",
+        models: [model],
+    });
+    const selectedModel = `${channel.id}::${model}`;
     return {
         ...defaultConfig,
-        ...overrides,
-        model,
-        channels: [
-            {
-                id: "default",
-                name: "Backend test channel",
-                baseUrl: "https://api.example.com",
-                apiKey: "test-key",
-                apiFormat: "openai",
-                interfaceType: "newapi-channel-2",
-                models: [modelName],
-                scope: "user",
-            },
-        ],
+        channelMode: "remote" as const,
+        channels: [channel],
+        model: selectedModel,
+        imageModel: selectedModel,
+        videoModel: selectedModel,
+        audioModel: selectedModel,
     };
 }
 
@@ -1307,7 +1308,7 @@ test("remote provider keeps Create resolution semantics and still creates one Ba
         {
             mode: "video",
             prompt: "A remote test clip",
-            config: remoteBackendConfig("default::grok-imagine-video", { vquality: "720", quality: "auto" }),
+            config: { ...backendModelConfig("grok-imagine-video"), vquality: "720", quality: "auto" },
         },
         {
             createTask: async (input) => {
@@ -1375,7 +1376,7 @@ test("remote image video and audio references keep Backend parity without Dreami
             {
                 mode: item.mode,
                 prompt: "Remote parity fixture",
-                config: remoteBackendConfig("default::provider-neutral-model"),
+                config: backendModelConfig("provider-neutral-model"),
                 ...item.references,
             },
             {
@@ -1694,7 +1695,7 @@ test("Create audio upload converts, previews, removes, and submits through the s
             projectId: running.projectId,
             mode: "video",
             prompt: running.prompt,
-            config: remoteBackendConfig("remote-video-audio-fixture", { videoModel: "remote-video-audio-fixture" }),
+            config: backendModelConfig("remote-video-audio-fixture"),
             ...references,
         } as Parameters<typeof runBackendGenerationTask>[0],
         {

web/test/model-pricing.test.ts

@@ -1,6 +1,6 @@
 import { describe, expect, test } from "bun:test";
 
-import { modelQuoteRequest, normalizeTierResolution, priceTiersForCurrentSelection, requestCreditCost } from "../src/lib/model-pricing";
+import { modelQuoteRequest, normalizeTierResolution, priceTierSummaryLabel, priceTiersForCurrentSelection, requestCreditCost } from "../src/lib/model-pricing";
 import type { ModelRequirements } from "../src/lib/model-selection";
 import { createModelChannel, defaultConfig, normalizeConfigSnapshot, resolveModelChannel, type AiConfig } from "../src/stores/use-config-store";
 
@@ -86,6 +86,19 @@ describe("model request pricing", () => {
         ).toBe(0.125);
     });
 
+    test("displays zero-price system tiers as configured free pricing", () => {
+        const fixedConfig = systemConfig({
+            capability: "image",
+            tiers: [{ selector: {}, billingMode: "fixed_request", unitPriceMicrocredits: 0 }],
+        });
+        const perSecondConfig = systemConfig({
+            tiers: [{ selector: {}, billingMode: "per_second", unitPriceMicrocredits: 0 }],
+        });
+
+        expect(priceTierSummaryLabel(resolveModelChannel(fixedConfig, fixedConfig.model).modelCosts![0]!.logicalPriceTiers!)).toBe("0 积分");
+        expect(priceTierSummaryLabel(resolveModelChannel(perSecondConfig, perSecondConfig.model).modelCosts![0]!.logicalPriceTiers!)).toBe("0 积分/秒");
+    });
+
     test("uses reference count and operation to avoid a text-video price tier", () => {
         const config = systemConfig({
             tiers: [