import { contextBridge, ipcRenderer } from "electron/renderer";
import type { IpcRendererEvent } from "electron";
import type {
  CreatePublishJobResponse,
  DesktopAccountInfo,
  DesktopPublishTaskListResponse,
  DesktopRuntimeSessionSyncRequest,
  ListDesktopPublishTasksParams,
} from "@geo/shared-types";
import type { DesktopRuntimeSnapshot } from "../renderer/types";
import type { DesktopObservedRequest } from "../shared/network-debug";

interface DesktopDeviceInfo {
  device_name: string;
  os: string;
  cpu_arch: string;
}

const rendererProxyRequestChannel = "desktop:renderer-devtools-proxy:request";
const rendererProxyResponseChannel = "desktop:renderer-devtools-proxy:response";

ipcRenderer.on(
  rendererProxyRequestChannel,
  async (
    _event,
    payload: {
      requestId?: unknown;
      request?: {
        url?: unknown;
        method?: unknown;
        headers?: unknown;
        body?: unknown;
      };
    },
  ) => {
    const requestId = typeof payload?.requestId === "string" ? payload.requestId : "";
    const request = payload?.request;
    if (!requestId || !request || typeof request !== "object") {
      return;
    }

    const url = typeof request.url === "string" ? request.url : "";
    const method = typeof request.method === "string" ? request.method : "GET";
    const headers = isStringRecord(request.headers) ? request.headers : {};
    const body = typeof request.body === "string" ? request.body : undefined;

    const response = await (async () => {
      try {
        const fetchResponse = await fetch(url, {
          method,
          headers,
          body,
        });
        const bodyText = await fetchResponse.text();
        return {
          ok: fetchResponse.ok,
          status: fetchResponse.status,
          statusText: fetchResponse.statusText,
          headers: Object.fromEntries(fetchResponse.headers.entries()),
          bodyText,
        };
      } catch (error) {
        return {
          ok: false,
          status: 0,
          statusText: "",
          headers: {},
          bodyText: "",
          error: String(error && ((error as Error).message || error)),
        };
      }
    })();

    ipcRenderer.send(rendererProxyResponseChannel, {
      requestId,
      response,
    });
  },
);

const desktopBridge = {
  app: {
    ping: () => ipcRenderer.invoke("desktop:ping") as Promise<string>,
    deviceInfo: () => ipcRenderer.invoke("desktop:device-info") as Promise<DesktopDeviceInfo>,
    runtimeSnapshot: () =>
      ipcRenderer.invoke("desktop:runtime-snapshot") as Promise<DesktopRuntimeSnapshot>,
    bindPublishAccount: (platformId: string) =>
      ipcRenderer.invoke("desktop:bind-publish-account", platformId) as Promise<DesktopAccountInfo>,
    refreshRuntimeAccounts: () =>
      ipcRenderer.invoke("desktop:refresh-runtime-accounts") as Promise<null>,
    openPublishAccountConsole: (account: {
      id: string;
      platform: string;
      platformUid: string;
      displayName: string;
    }) =>
      ipcRenderer.invoke("desktop:open-publish-account-console", account) as Promise<null>,
    unbindPublishAccount: (accountId: string, syncVersion: number) =>
      ipcRenderer.invoke("desktop:unbind-publish-account", accountId, syncVersion) as Promise<null>,
    listPublishTasks: (params?: ListDesktopPublishTasksParams) =>
      ipcRenderer.invoke("desktop:list-publish-tasks", params) as Promise<DesktopPublishTaskListResponse>,
    retryPublishTask: (taskId: string) =>
      ipcRenderer.invoke("desktop:retry-publish-task", taskId) as Promise<CreatePublishJobResponse>,
    openExternalUrl: (url: string) =>
      ipcRenderer.invoke("desktop:open-external-url", url) as Promise<null>,
    syncRuntimeSession: (session: DesktopRuntimeSessionSyncRequest | null) =>
      ipcRenderer.invoke("desktop:runtime-session-sync", session) as Promise<null>,
    releaseRuntimeSession: (revoke?: boolean) =>
      ipcRenderer.invoke("desktop:runtime-session-release", revoke) as Promise<null>,
    setWindowMode: (mode: "login" | "main") =>
      ipcRenderer.invoke("desktop:set-window-mode", mode) as Promise<null>,
    onRuntimeInvalidated: (
      listener: (event: { reason: "account-health"; at: number }) => void,
    ) => {
      const wrapped = (_event: IpcRendererEvent, payload: { reason: "account-health"; at: number }) => {
        listener(payload);
      };
      ipcRenderer.on("desktop:runtime-invalidated", wrapped);
      return () => {
        ipcRenderer.off("desktop:runtime-invalidated", wrapped);
      };
    },
    onNetworkObserved: (listener: (event: DesktopObservedRequest) => void) => {
      const wrapped = (_event: IpcRendererEvent, payload: DesktopObservedRequest) => {
        listener(payload);
      };
      ipcRenderer.on("desktop:network-observed", wrapped);
      return () => {
        ipcRenderer.off("desktop:network-observed", wrapped);
      };
    },
  },
};

contextBridge.exposeInMainWorld("desktopBridge", desktopBridge);

function isStringRecord(value: unknown): value is Record<string, string> {
  if (!value || typeof value !== "object") {
    return false;
  }

  return Object.values(value).every((item) => typeof item === "string");
}