refactor(session): 提取并迁移会话相关工具函数

- 将会话相关的工具函数从 session/index.ts 中移除
- 在 session/utils.ts 中重新实现并导出这些工具函数
- 调整了导入路径，改用新的工具函数模块
- 修正了多个文件中对 executeValidatedTool 的导入路径
- 统一了 SkillsDropdown 组件中的 DropdownMenu 导入名称

Author: hqwlkj

src/common/runtime/runtime.ts src/common/runtime/validate.tssrc/common/runtime/runtime.ts renamed to src/common/runtime/validate.ts

@@ -2,7 +2,6 @@ import * as fs from "fs";
 import * as path from "path";
 import * as os from "os";
 import * as crypto from "crypto";
-import { fileURLToPath } from "url";
 import matter from "gray-matter";
 import ejs from "ejs";
 import type { ChatCompletionContentPart, ChatCompletionMessageParam } from "openai/resources/chat/completions";
@@ -44,7 +43,15 @@ import {
   type UserToolPermission,
 } from "../common/permissions";
 
-import { getCompactPromptTokenThreshold, getTotalTokens } from "./utils";
+import {
+  accumulateUsage,
+  accumulateUsagePerModel,
+  getCompactPromptTokenThreshold,
+  getExtensionRoot,
+  getTotalTokens,
+  isUsageRecord,
+  summarizeCompletionOptions,
+} from "./utils";
 import {
   type BashTimeoutAdjustment,
   type LlmStreamProgress,
@@ -72,76 +79,6 @@ type ChatCompletionDebugOptions = {
   params?: Record<string, unknown>;
 };
 
-function isUsageRecord(value: unknown): value is Record<string, unknown> {
-  return value !== null && typeof value === "object" && !Array.isArray(value);
-}
-
-function summarizeCompletionOptions(options?: Record<string, unknown>): Record<string, unknown> | undefined {
-  if (!options) {
-    return undefined;
-  }
-  return {
-    ...options,
-    signal: options.signal instanceof AbortSignal ? { aborted: options.signal.aborted } : options.signal,
-  };
-}
-
-function addUsageValue(current: unknown, next: unknown): unknown {
-  if (typeof next === "number") {
-    return (typeof current === "number" ? current : 0) + next;
-  }
-
-  if (isUsageRecord(next)) {
-    const currentRecord = isUsageRecord(current) ? current : {};
-    const result: Record<string, unknown> = { ...currentRecord };
-    for (const [key, value] of Object.entries(next)) {
-      result[key] = addUsageValue(currentRecord[key], value);
-    }
-    return result;
-  }
-
-  return next;
-}
-
-function accumulateUsage(current: ModelUsage | null, next: unknown | null | undefined): ModelUsage | null {
-  if (next == null) {
-    return current ?? null;
-  }
-  return addUsageValue(current, next) as ModelUsage;
-}
-
-function usageWithRequestCount(usage: ModelUsage): ModelUsage {
-  const totalReqs = typeof usage.total_reqs === "number" ? usage.total_reqs + 1 : 1;
-  return {
-    ...usage,
-    total_reqs: totalReqs,
-  };
-}
-
-function accumulateUsagePerModel(
-  current: Record<string, ModelUsage> | null | undefined,
-  model: string,
-  next: ModelUsage | null | undefined
-): Record<string, ModelUsage> | null {
-  if (next == null) {
-    return current ?? null;
-  }
-
-  const usagePerModel = { ...(current ?? {}) };
-  const modelName = model.trim() || "unknown";
-  usagePerModel[modelName] = accumulateUsage(usagePerModel[modelName] ?? null, usageWithRequestCount(next))!;
-  return usagePerModel;
-}
-
-function getExtensionRoot(): string {
-  if (typeof __dirname !== "undefined") {
-    return path.resolve(__dirname, "../..");
-  }
-
-  const currentFilePath = fileURLToPath(import.meta.url);
-  return path.resolve(path.dirname(currentFilePath), "../..");
-}
-
 export class SessionManager {
   private readonly projectRoot: string;
   private readonly createOpenAIClient: CreateOpenAIClient;

src/session/index.ts

@@ -1,3 +1,5 @@
+import * as path from "path";
+import { fileURLToPath } from "url";
 import { DEEPSEEK_V4_MODELS } from "../common/model-capabilities";
 import type { ModelUsage } from "./types";
 
@@ -10,7 +12,7 @@ export function getCompactPromptTokenThreshold(model: string): number {
     : DEFAULT_COMPACT_PROMPT_TOKEN_THRESHOLD;
 }
 
-function isUsageRecord(value: unknown): value is Record<string, unknown> {
+export function isUsageRecord(value: unknown): value is Record<string, unknown> {
   return value !== null && typeof value === "object" && !Array.isArray(value);
 }
 
@@ -21,3 +23,69 @@ export function getTotalTokens(usage: ModelUsage | null | undefined): number {
   const totalTokens = (usage as Record<string, unknown>).total_tokens;
   return typeof totalTokens === "number" ? totalTokens : 0;
 }
+
+export function summarizeCompletionOptions(options?: Record<string, unknown>): Record<string, unknown> | undefined {
+  if (!options) {
+    return undefined;
+  }
+  return {
+    ...options,
+    signal: options.signal instanceof AbortSignal ? { aborted: options.signal.aborted } : options.signal,
+  };
+}
+
+export function addUsageValue(current: unknown, next: unknown): unknown {
+  if (typeof next === "number") {
+    return (typeof current === "number" ? current : 0) + next;
+  }
+
+  if (isUsageRecord(next)) {
+    const currentRecord = isUsageRecord(current) ? current : {};
+    const result: Record<string, unknown> = { ...currentRecord };
+    for (const [key, value] of Object.entries(next)) {
+      result[key] = addUsageValue(currentRecord[key], value);
+    }
+    return result;
+  }
+
+  return next;
+}
+
+export function accumulateUsage(current: ModelUsage | null, next: unknown | null | undefined): ModelUsage | null {
+  if (next == null) {
+    return current ?? null;
+  }
+  return addUsageValue(current, next) as ModelUsage;
+}
+
+export function usageWithRequestCount(usage: ModelUsage): ModelUsage {
+  const totalReqs = typeof usage.total_reqs === "number" ? usage.total_reqs + 1 : 1;
+  return {
+    ...usage,
+    total_reqs: totalReqs,
+  };
+}
+
+export function accumulateUsagePerModel(
+  current: Record<string, ModelUsage> | null | undefined,
+  model: string,
+  next: ModelUsage | null | undefined
+): Record<string, ModelUsage> | null {
+  if (next == null) {
+    return current ?? null;
+  }
+
+  const usagePerModel = { ...(current ?? {}) };
+  const modelName = model.trim() || "unknown";
+  usagePerModel[modelName] = accumulateUsage(usagePerModel[modelName] ?? null, usageWithRequestCount(next))!;
+  return usagePerModel;
+}
+
+export function getExtensionRoot(): string {
+  if (typeof __dirname !== "undefined") {
+    return path.resolve(__dirname, "../..");
+  }
+
+  const currentFilePath = fileURLToPath(import.meta.url);
+  return path.resolve(path.dirname(currentFilePath), "../..");
+}

src/session/utils.ts

@@ -8,7 +8,7 @@ import {
   readTextFileWithMetadata,
   writeTextFile,
 } from "../common/file-utils";
-import { executeValidatedTool, semanticBoolean } from "../common/runtime/runtime";
+import { executeValidatedTool, semanticBoolean } from "../common/runtime/validate";
 import {
   createSnippet,
   getFileState,

src/tools/edit-handler.ts

@@ -1,6 +1,6 @@
 import { z } from "zod";
 import type { ToolExecutionContext, ToolExecutionResult } from "./executor";
-import { executeValidatedTool } from "../common/runtime/runtime";
+import { executeValidatedTool } from "../common/runtime/validate";
 
 const updatePlanSchema = z.strictObject({
   plan: z.string().trim().min(1, "plan must not be empty."),

src/tools/update-plan-handler.ts

@@ -9,7 +9,7 @@ import {
   readTextFileWithMetadata,
   writeTextFile,
 } from "../common/file-utils";
-import { executeValidatedTool } from "../common/runtime/runtime";
+import { executeValidatedTool } from "../common/runtime/validate";
 import {
   getFileState,
   isAbsoluteFilePath,

src/tools/write-handler.ts

@@ -1,4 +1,4 @@
-import Index from "../DropdownMenu";
+import DropdownMenu from "../DropdownMenu";
 import React, { useEffect, useState } from "react";
 import type { SkillInfo } from "../../../session/types";
 import { useInput } from "ink";
@@ -52,7 +52,7 @@ const SkillsDropdown: React.FC<{
   }
 
   return (
-    <Index
+    <DropdownMenu
       width={width}
       title="Select Skills"
       helpText="Space toggle · Enter toggle · Esc to close"