/**
 * 用户信息辅助模块
 * 功能：管理用户信息的获取、更新和发送
 * 依赖：vscode, userService, creditsService
 * 使用场景：面板初始化和余额更新时
 */
import * as vscode from "vscode";
import { getCachedUserInfo } from "../../services/userService";
import { setBalanceUpdateCallback } from "../../services/creditsService";

export function getTierIconUri(
  webview: vscode.Webview,
  context: vscode.ExtensionContext,
  tierCode?: string,
): string | undefined {
  if (!tierCode) {
    return undefined;
  }

  const tierIconMap: Record<string, string> = {
    BASIC: "free.png",
    TRIAL: "PRO-Try.png",
    ADVANCED: "PRO.png",
    PROFESSIONAL: "PRO+.png",
  };

  const iconFile = tierIconMap[tierCode];
  if (!iconFile) {
    return undefined;
  }

  const iconUri = webview.asWebviewUri(
    vscode.Uri.joinPath(
      context.extensionUri,
      "dist",
      "assets",
      "titleIcon",
      iconFile,
    ),
  );

  return iconUri.toString();
}

export async function sendUserInfoToWebview(
  panel: vscode.WebviewPanel,
  context: vscode.ExtensionContext,
) {
  try {
    let userInfo = getCachedUserInfo();

    if (userInfo) {
      console.log("[UserInfoHelper] 使用缓存的用户信息:", userInfo);
      const tierIconUrl = getTierIconUri(
        panel.webview,
        context,
        userInfo.membership?.tierCode,
      );
      panel.webview.postMessage({
        command: "updateUserInfo",
        userInfo: {
          userId: userInfo.userId,
          nickname: userInfo.nickname,
          username: userInfo.username,
          credits: userInfo.credits,
          membership: userInfo.membership,
        },
        tierIconUrl: tierIconUrl,
      });
    } else {
      const session = await vscode.authentication.getSession("iccoder", [], {
        createIfNone: false,
      });
      if (session) {
        panel.webview.postMessage({
          command: "updateUserInfo",
          userInfo: {
            userId: session.account.id,
            nickname: session.account.label,
            username: session.account.label,
          },
        });
      }
    }
  } catch (error) {
    console.error("[UserInfoHelper] 获取用户信息失败:", error);
  }
}

export function setupBalanceUpdateCallback(
  panel: vscode.WebviewPanel,
  context: vscode.ExtensionContext,
) {
  setBalanceUpdateCallback((balance: number) => {
    const userInfo = getCachedUserInfo();
    if (userInfo) {
      userInfo.credits = balance;
      const tierIconUrl = getTierIconUri(
        panel.webview,
        context,
        userInfo.membership?.tierCode,
      );
      panel.webview.postMessage({
        command: "updateUserInfo",
        userInfo: {
          userId: userInfo.userId,
          nickname: userInfo.nickname,
          username: userInfo.username,
          credits: balance,
          membership: userInfo.membership,
        },
        tierIconUrl: tierIconUrl,
      });
    }
  });
}