import { of, throwError } from "rxjs";
import { ManagerAppDepInstallRequired, ManagerAppDepUninstallRequired } from "@ledgerhq/errors";
import { getDependencies, getDependents, whitelistDependencies } from "./polyfill";
import { findCryptoCurrency } from "../currencies";
import type { ListAppsResult, AppOp, Exec, InstalledItem } from "./types";
import { getBTCValues } from "@ledgerhq/live-countervalues/mock";
import { DeviceModelId, identifyTargetId } from "@ledgerhq/devices";
import { App, AppType, ApplicationV2, DeviceInfo, FinalFirmware } from "@ledgerhq/types-live";

export const deviceInfo155: DeviceInfo = {
  version: "1.5.5",
  isBootloader: false,
  isOSU: false,
  managerAllowed: false,
  mcuVersion: "1.7",
  pinValidated: false,
  providerName: null,
  majMin: "1.5",
  targetId: 823132164,
  seFlags: Buffer.alloc(0),
};

export const deviceInfo210lo5: DeviceInfo = {
  bootloaderVersion: "1.16",
  hardwareVersion: 0,
  isBootloader: false,
  isOSU: false,
  isRecoveryMode: false,
  languageId: 0,
  majMin: "2.1",
  managerAllowed: false,
  mcuVersion: "2.30",
  onboarded: true,
  pinValidated: true,
  providerName: null,
  seTargetId: 855638020,
  seVersion: "2.1.0-lo5",
  targetId: 855638020,
  version: "2.1.0-lo5",
  seFlags: Buffer.alloc(0),
};

export const deviceInfo222: DeviceInfo = {
  version: "2.2.2",
  mcuVersion: "2.30",
  seVersion: "2.1.0",
  mcuBlVersion: undefined,
  majMin: "2.1",
  providerName: null,
  targetId: 855638020,
  hasDevFirmware: false,
  seTargetId: 855638020,
  mcuTargetId: undefined,
  isOSU: false,
  isBootloader: false,
  isRecoveryMode: false,
  managerAllowed: true,
  pinValidated: true,
  onboarded: true,
  bootloaderVersion: "1.16",
  hardwareVersion: 0,
  languageId: 0,
  seFlags: Buffer.alloc(0),
};

const firmware155: FinalFirmware = {
  id: 24,
  name: "1.5.5",
  version: "1.5.5",
  se_firmware: 2,
  description: "",
  display_name: "",
  notes: "",
  perso: "perso_11",
  firmware: "nanos/1.5.5/fw_1.4.2/upgrade_1.5.5",
  firmware_key: "nanos/1.5.5/fw_1.4.2/upgrade_1.5.5_key",
  hash: "",
  // @ts-expect-error mock extra unecessary data maybe
  distribution_ratio: null,
  exclude_by_default: false,
  osu_versions: [],
  date_creation: "2019-01-08T13:29:35.839258Z",
  date_last_modified: "2019-10-18T16:38:29.745993Z",
  device_versions: [10],
  mcu_versions: [6],
  application_versions: [],
  providers: [1, 4, 7, 9, 11, 12, 13],
  bytes: 20 * 4 * 1024,
};

export const parseInstalled = (installedDesc: string): InstalledItem[] =>
  installedDesc
    .split(",")
    .filter(Boolean)
    .map(a => {
      const trimmed = a.trim();
      const m = /(.*)\(outdated\)/.exec(trimmed);

      if (m) {
        const name = m[1].trim();
        return {
          name,
          updated: false,
          hash: "hash_" + name,
          blocks: 1,
          version: "0.0.0",
          availableVersion: "1.5.0",
        };
      }

      // Check if the name contains the number of blocks too
      const b = /(.*)_(\d*)blocks/.exec(trimmed);

      const _name = b ? b[1] : trimmed;

      return {
        name: _name,
        updated: true,
        hash: "hash_" + _name,
        blocks: Number(b ? b[2] : 1),
        version: "1.5.0",
        availableVersion: "1.6.0",
      };
    });

export function mockListAppsResult(
  appDesc: string,
  installedDesc: string,
  deviceInfo: DeviceInfo,
  deviceModelId?: DeviceModelId,
  deviceName?: string | null,
): ListAppsResult {
  const tickersByMarketCap = Object.keys(getBTCValues());
  const apps = appDesc
    .split(",")
    .map(a => a.trim())
    .filter(Boolean)
    .map((name, i) => {
      const dependencies = whitelistDependencies.includes(name) ? [] : getDependencies(name);
      const currency =
        // try to find the "official" currency when possible (2 currencies can have the same manager app and ticker)
        findCryptoCurrency(c => c.name === name) ||
        // Else take the first one with that manager app
        findCryptoCurrency(c => c.managerAppName === name);
      const indexOfMarketCap = currency ? tickersByMarketCap.indexOf(currency.ticker) : -1;
      return {
        id: i,
        app: i,
        name,
        displayName: name,
        version: "0.0.0",
        description: null,
        icon: "bitcoin",
        // we use bitcoin icon for all for convenience
        perso: "",
        authorName: "",
        supportURL: "",
        contactURL: "",
        sourceURL: "",
        hash: "hash_" + name,
        firmware: "firmware_" + name,
        bytes: (dependencies.length === 0 ? 10 : 1) * 4 * 1024,
        dependencies,
        warning: "",
        firmware_key: "",
        delete: "",
        delete_key: "",
        dateModified: "",
        currencyId: currency ? currency.id : null,
        indexOfMarketCap,
        isDevTools: false,
      };
    });
  const appByName = {};
  apps.forEach(app => {
    appByName[app.name] = app;
  });
  const installed = parseInstalled(installedDesc);
  return {
    deviceName: deviceName || "Mock device name",
    appByName,
    appsListNames: apps.map(a => a.name),
    deviceInfo,
    deviceModelId:
      deviceModelId ||
      (deviceInfo.seTargetId
        ? identifyTargetId(deviceInfo.seTargetId)?.id ?? DeviceModelId.nanoS
        : DeviceModelId.nanoS),
    firmware: firmware155,
    installed,
    installedAvailable: true,
    customImageBlocks: 0,
    installedLanguagePack: undefined,
  };
}

export const mockExecWithInstalledContext = (installedInitial: InstalledItem[]): Exec => {
  let installed = installedInitial.slice(0);
  return ({ appOp, app }: { appOp: AppOp; targetId: string | number; app: App }) => {
    if (appOp.name !== app.name) {
      throw new Error("appOp.name must match app.name");
    }

    if (getDependents(app.name).some(dep => installed.some(i => i.name === dep))) {
      return throwError(() => new ManagerAppDepUninstallRequired(""));
    }

    if (appOp.type === "install") {
      const deps = getDependencies(app.name);
      deps.forEach(dep => {
        const depInstalled = installed.find(i => i.name === dep);

        if (!depInstalled || !depInstalled.updated) {
          return throwError(() => new ManagerAppDepInstallRequired(""));
        }
      });
    }

    switch (appOp.type) {
      case "install":
        if (!installed.some(i => i.name === appOp.name)) {
          installed = installed.concat({
            name: appOp.name,
            updated: true,
            blocks: 0,
            hash: "",
            version: "1.0.0",
            availableVersion: "1.0.0",
          });
        }

        break;

      case "uninstall":
        installed = installed.filter(a => a.name !== appOp.name);
        break;
    }

    return of(
      {
        progress: 0,
      },
      {
        progress: 0.5,
      },
      {
        progress: 1,
      },
    );
  };
};

export function makeAppV2Mock(props: Partial<ApplicationV2>): ApplicationV2 {
  return {
    versionId: 1,
    versionName: "Bitcoin",
    versionDisplayName: "Bitcoin",
    version: "1.0.0",
    currencyId: "bitcoin",
    description: "Bitcoin app",
    applicationType: AppType.currency,
    dateModified: "2021-01-01",
    icon: "icon",
    authorName: "Ledger",
    supportURL: "https://support.ledger.com",
    contactURL: "https://contact.ledger.com",
    sourceURL: "https://source.ledger.com",
    hash: "hash",
    perso: "perso",
    parentName: null,
    firmware: "firmware",
    firmwareKey: "firmwareKey",
    delete: "delete",
    deleteKey: "deleteKey",
    bytes: 100,
    warning: null,
    isDevTools: false,
    ...props,
  };
}