import ADBKit from '@devicefarmer/adbkit';
import { isErrorWithCode, UsageError, WebExtError } from '../errors.js';
import { createLogger } from '../util/logger.js';
import packageIdentifiers, { defaultApkComponents } from '../firefox/package-identifiers.js';
export const DEVICE_DIR_BASE = '/data/local/tmp/';
export const ARTIFACTS_DIR_PREFIX = 'web-ext-artifacts-';
const defaultADB = ADBKit.default;
const log = createLogger(import.meta.url);
// Helper function used to raise an UsageError when the adb binary has not been found.
async function wrapADBCall(asyncFn) {
  try {
    return await asyncFn();
  } catch (error) {
    if (isErrorWithCode('ENOENT', error) && error.message.includes('spawn adb')) {
      throw new UsageError('No adb executable has been found. ' + 'You can Use --adb-bin, --adb-host/--adb-port ' + 'to configure it manually if needed.');
    }
    throw error;
  }
}
export default class ADBUtils {
  // TODO: better flow typing here.

  // Map<deviceId -> artifactsDir>

  // Toggled when the user wants to abort the RDP Unix Socket discovery loop
  // while it is still executing.

  constructor(params) {
    this.params = params;
    const {
      adb,
      adbBin,
      adbHost,
      adbPort
    } = params;
    this.adb = adb || defaultADB;
    this.adbClient = this.adb.createClient({
      bin: adbBin,
      host: adbHost,
      port: adbPort
    });
    this.artifactsDirMap = new Map();
    this.userAbortDiscovery = false;
  }
  runShellCommand(deviceId, cmd) {
    const {
      adb,
      adbClient
    } = this;
    log.debug(`Run adb shell command on ${deviceId}: ${JSON.stringify(cmd)}`);
    return wrapADBCall(async () => {
      return await adbClient.getDevice(deviceId).shell(cmd).then(adb.util.readAll);
    }).then(res => res.toString());
  }
  async discoverDevices() {
    const {
      adbClient
    } = this;
    let devices = [];
    log.debug('Listing android devices');
    devices = await wrapADBCall(async () => adbClient.listDevices());
    return devices.map(dev => dev.id);
  }
  async discoverInstalledFirefoxAPKs(deviceId, firefoxApk) {
    log.debug(`Listing installed Firefox APKs on ${deviceId}`);
    const pmList = await this.runShellCommand(deviceId, ['pm', 'list', 'packages']);
    return pmList.split('\n').map(line => line.replace('package:', '').trim()).filter(line => {
      // Look for an exact match if firefoxApk is defined.
      if (firefoxApk) {
        return line === firefoxApk;
      }
      // Match any package name that starts with the package name of a Firefox for Android browser.
      for (const browser of packageIdentifiers) {
        if (line.startsWith(browser)) {
          return true;
        }
      }
      return false;
    });
  }
  async getAndroidVersionNumber(deviceId) {
    const androidVersion = (await this.runShellCommand(deviceId, ['getprop', 'ro.build.version.sdk'])).trim();
    const androidVersionNumber = parseInt(androidVersion);

    // No need to check the granted runtime permissions on Android versions < Lollypop.
    if (isNaN(androidVersionNumber)) {
      throw new WebExtError('Unable to discovery android version on ' + `${deviceId}: ${androidVersion}`);
    }
    return androidVersionNumber;
  }

  // Raise an UsageError when the given APK does not have the required runtime permissions.
  async ensureRequiredAPKRuntimePermissions(deviceId, apk, permissions) {
    const permissionsMap = {};

    // Initialize every permission to false in the permissions map.
    for (const perm of permissions) {
      permissionsMap[perm] = false;
    }

    // Retrieve the permissions information for the given apk.
    const pmDumpLogs = (await this.runShellCommand(deviceId, ['pm', 'dump', apk])).split('\n');

    // Set to true the required permissions that have been granted.
    for (const line of pmDumpLogs) {
      for (const perm of permissions) {
        if (line.includes(`${perm}: granted=true`) || line.includes(`${perm}, granted=true`)) {
          permissionsMap[perm] = true;
        }
      }
    }
    for (const perm of permissions) {
      if (!permissionsMap[perm]) {
        throw new UsageError(`Required ${perm} has not be granted for ${apk}. ` + 'Please grant them using the Android Settings ' + 'or using the following adb command:\n' + `\t adb shell pm grant ${apk} ${perm}\n`);
      }
    }
  }
  async amForceStopAPK(deviceId, apk) {
    await this.runShellCommand(deviceId, ['am', 'force-stop', apk]);
  }
  async getOrCreateArtifactsDir(deviceId) {
    let artifactsDir = this.artifactsDirMap.get(deviceId);
    if (artifactsDir) {
      return artifactsDir;
    }
    artifactsDir = `${DEVICE_DIR_BASE}${ARTIFACTS_DIR_PREFIX}${Date.now()}`;
    const testDirOut = (await this.runShellCommand(deviceId, `test -d ${artifactsDir} ; echo $?`)).trim();
    if (testDirOut !== '1') {
      throw new WebExtError(`Cannot create artifacts directory ${artifactsDir} ` + `because it exists on ${deviceId}.`);
    }
    await this.runShellCommand(deviceId, ['mkdir', '-p', artifactsDir]);
    this.artifactsDirMap.set(deviceId, artifactsDir);
    return artifactsDir;
  }
  async detectOrRemoveOldArtifacts(deviceId, removeArtifactDirs = false) {
    const {
      adbClient
    } = this;
    log.debug('Checking adb device for existing web-ext artifacts dirs');
    return wrapADBCall(async () => {
      const files = await adbClient.getDevice(deviceId).readdir(DEVICE_DIR_BASE);
      let found = false;
      for (const file of files) {
        if (!file.isDirectory() || !file.name.startsWith(ARTIFACTS_DIR_PREFIX)) {
          continue;
        }

        // Return earlier if we only need to warn the user that some
        // existing artifacts dirs have been found on the adb device.
        if (!removeArtifactDirs) {
          return true;
        }
        found = true;
        const artifactsDir = `${DEVICE_DIR_BASE}${file.name}`;
        log.debug(`Removing artifacts directory ${artifactsDir} from device ${deviceId}`);
        await this.runShellCommand(deviceId, ['rm', '-rf', artifactsDir]);
      }
      return found;
    });
  }
  async clearArtifactsDir(deviceId) {
    const artifactsDir = this.artifactsDirMap.get(deviceId);
    if (!artifactsDir) {
      // nothing to do here.
      return;
    }
    this.artifactsDirMap.delete(deviceId);
    log.debug(`Removing ${artifactsDir} artifacts directory on ${deviceId} device`);
    await this.runShellCommand(deviceId, ['rm', '-rf', artifactsDir]);
  }
  async pushFile(deviceId, localPath, devicePath) {
    const {
      adbClient
    } = this;
    log.debug(`Pushing ${localPath} to ${devicePath} on ${deviceId}`);
    await wrapADBCall(async () => {
      await adbClient.getDevice(deviceId).push(localPath, devicePath).then(function (transfer) {
        return new Promise(resolve => {
          transfer.on('end', resolve);
        });
      });
    });
  }
  async startFirefoxAPK(deviceId, apk, apkComponent, deviceProfileDir) {
    const {
      adbClient
    } = this;
    log.debug(`Starting ${apk} on ${deviceId}`);

    // Fenix does ignore the -profile parameter, on the contrary Fennec
    // would run using the given path as the profile to be used during
    // this execution.
    const extras = [{
      key: 'args',
      value: `-profile ${deviceProfileDir}`
    }];
    if (!apkComponent) {
      apkComponent = '.App';
      if (defaultApkComponents[apk]) {
        apkComponent = defaultApkComponents[apk];
      }
    } else if (!apkComponent.includes('.')) {
      apkComponent = `.${apkComponent}`;
    }

    // if `apk` is a browser package or the `apk` has a
    // browser package prefix: prepend the package identifier
    // before `apkComponent`
    if (apkComponent.startsWith('.')) {
      for (const browser of packageIdentifiers) {
        if (apk === browser || apk.startsWith(`${browser}.`)) {
          apkComponent = browser + apkComponent;
        }
      }
    }

    // if `apkComponent` starts with a '.', then adb will expand
    // the following to: `${apk}/${apk}.${apkComponent}`
    const component = `${apk}/${apkComponent}`;
    await wrapADBCall(async () => {
      await adbClient.getDevice(deviceId).startActivity({
        wait: true,
        action: 'android.activity.MAIN',
        component,
        extras
      });
    });
  }
  setUserAbortDiscovery(value) {
    this.userAbortDiscovery = value;
  }
  async discoverRDPUnixSocket(deviceId, apk, {
    maxDiscoveryTime,
    retryInterval
  } = {}) {
    let rdpUnixSockets = [];
    const discoveryStartedAt = Date.now();
    const msg = `Waiting for ${apk} Remote Debugging Server...` + '\nMake sure to enable "Remote Debugging via USB" ' + 'from Settings -> Developer Tools if it is not yet enabled.';
    while (rdpUnixSockets.length === 0) {
      log.info(msg);
      if (this.userAbortDiscovery) {
        throw new UsageError('Exiting Firefox Remote Debugging socket discovery on user request');
      }
      if (Date.now() - discoveryStartedAt > maxDiscoveryTime) {
        throw new WebExtError('Timeout while waiting for the Android Firefox Debugger Socket');
      }
      rdpUnixSockets = (await this.runShellCommand(deviceId, ['cat', '/proc/net/unix'])).split('\n').filter(line => {
        // The RDP unix socket is expected to be a path in the form:
        //   /data/data/org.mozilla.fennec_rpl/firefox-debugger-socket
        return line.trim().endsWith(`${apk}/firefox-debugger-socket`);
      });
      if (rdpUnixSockets.length === 0) {
        await new Promise(resolve => setTimeout(resolve, retryInterval));
      }
    }

    // Convert into an array of unix socket filenames.
    rdpUnixSockets = rdpUnixSockets.map(line => {
      return line.trim().split(/\s/).pop();
    });
    if (rdpUnixSockets.length > 1) {
      throw new WebExtError('Unexpected multiple RDP sockets: ' + `${JSON.stringify(rdpUnixSockets)}`);
    }
    return rdpUnixSockets[0];
  }
  async setupForward(deviceId, remote, local) {
    const {
      adbClient
    } = this;

    // TODO(rpl): we should use adb.listForwards and reuse the existing one if any (especially
    // because adbkit doesn't seem to support `adb forward --remote` yet).
    log.debug(`Configuring ADB forward for ${deviceId}: ${remote} -> ${local}`);
    await wrapADBCall(async () => {
      await adbClient.getDevice(deviceId).forward(local, remote);
    });
  }
}
export async function listADBDevices(adbBin) {
  const adbUtils = new ADBUtils({
    adbBin
  });
  return adbUtils.discoverDevices();
}
export async function listADBFirefoxAPKs(deviceId, adbBin) {
  const adbUtils = new ADBUtils({
    adbBin
  });
  return adbUtils.discoverInstalledFirefoxAPKs(deviceId);
}
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