feat: CompanyOverview TypeScript 类型定义和工具函数

- types.ts: 添加公司基本信息、股东、管理层等接口定义
- utils.ts: 添加注册资本、日期格式化函数

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

src/views/Company/components/CompanyOverview/types.ts

@@ -0,0 +1,118 @@
+// src/views/Company/components/CompanyOverview/types.ts
+// 公司概览组件类型定义
+
+/**
+ * 公司基本信息
+ */
+export interface BasicInfo {
+  ORGNAME?: string;
+  SECNAME?: string;
+  SECCODE?: string;
+  sw_industry_l1?: string;
+  sw_industry_l2?: string;
+  sw_industry_l3?: string;
+  legal_representative?: string;
+  chairman?: string;
+  general_manager?: string;
+  establish_date?: string;
+  reg_capital?: number;
+  province?: string;
+  city?: string;
+  website?: string;
+  email?: string;
+  tel?: string;
+  company_intro?: string;
+}
+
+/**
+ * 实际控制人
+ */
+export interface ActualControl {
+  controller_name?: string;
+  controller_type?: string;
+  holding_ratio?: number;
+}
+
+/**
+ * 股权集中度
+ */
+export interface Concentration {
+  top1_ratio?: number;
+  top5_ratio?: number;
+  top10_ratio?: number;
+}
+
+/**
+ * 管理层信息
+ */
+export interface Management {
+  name?: string;
+  position?: string;
+  start_date?: string;
+  end_date?: string;
+}
+
+/**
+ * 股东信息
+ */
+export interface Shareholder {
+  shareholder_name?: string;
+  holding_ratio?: number;
+  holding_amount?: number;
+}
+
+/**
+ * 分支机构
+ */
+export interface Branch {
+  branch_name?: string;
+  address?: string;
+}
+
+/**
+ * 公告信息
+ */
+export interface Announcement {
+  title?: string;
+  publish_date?: string;
+  url?: string;
+}
+
+/**
+ * 披露计划
+ */
+export interface DisclosureSchedule {
+  report_type?: string;
+  disclosure_date?: string;
+}
+
+/**
+ * useCompanyOverviewData Hook 返回值
+ */
+export interface CompanyOverviewData {
+  basicInfo: BasicInfo | null;
+  actualControl: ActualControl[];
+  concentration: Concentration[];
+  management: Management[];
+  topCirculationShareholders: Shareholder[];
+  topShareholders: Shareholder[];
+  branches: Branch[];
+  announcements: Announcement[];
+  disclosureSchedule: DisclosureSchedule[];
+  loading: boolean;
+  dataLoaded: boolean;
+}
+
+/**
+ * CompanyOverview 组件 Props
+ */
+export interface CompanyOverviewProps {
+  stockCode?: string;
+}
+
+/**
+ * CompanyHeaderCard 组件 Props
+ */
+export interface CompanyHeaderCardProps {
+  basicInfo: BasicInfo;
+}

src/views/Company/components/CompanyOverview/utils.ts

@@ -0,0 +1,26 @@
+// src/views/Company/components/CompanyOverview/utils.ts
+// 公司概览格式化工具函数
+
+/**
+ * 格式化注册资本
+ * @param value - 注册资本（万元）
+ * @returns 格式化后的字符串
+ */
+export const formatRegisteredCapital = (value: number | null | undefined): string => {
+  if (!value && value !== 0) return "-";
+  const absValue = Math.abs(value);
+  if (absValue >= 100000) {
+    return (value / 10000).toFixed(2) + "亿元";
+  }
+  return value.toFixed(2) + "万元";
+};
+
+/**
+ * 格式化日期
+ * @param dateString - 日期字符串
+ * @returns 格式化后的日期字符串
+ */
+export const formatDate = (dateString: string | null | undefined): string => {
+  if (!dateString) return "-";
+  return new Date(dateString).toLocaleDateString("zh-CN");
+};