{ stdenv, lib, callPackage, fetchurl, fetchpatch, nixosTests, buildMozillaMach }:

{
  firefox = buildMozillaMach rec {
    pname = "firefox";
    version = "123.0.1";
    src = fetchurl {
      url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
      sha512 = "e9af61c1ca800edd16ab7a0d24c9a36bbb34813ed0a11ff62389aa38fa83deba394bca5d95cdaad55ad29ffa3c0e5d3dd15ac1099f7fa3649f4b6c835b7498c2";
    };

    extraPatches = [
    ];

    meta = {
      changelog = "https://www.mozilla.org/en-US/firefox/${version}/releasenotes/";
      description = "A web browser built from Firefox source tree";
      homepage = "http://www.mozilla.com/en-US/firefox/";
      maintainers = with lib.maintainers; [ lovesegfault hexa ];
      platforms = lib.platforms.unix;
      badPlatforms = lib.platforms.darwin;
      broken = stdenv.buildPlatform.is32bit; # since Firefox 60, build on 32-bit platforms fails with "out of memory".
                                             # not in `badPlatforms` because cross-compilation on 64-bit machine might work.
      maxSilent = 14400; # 4h, double the default of 7200s (c.f. #129212, #129115)
      license = lib.licenses.mpl20;
      mainProgram = "firefox";
    };
    tests = [ nixosTests.firefox ];
    updateScript = callPackage ./update.nix {
      attrPath = "firefox-unwrapped";
    };
  };

  firefox-beta = buildMozillaMach rec {
    pname = "firefox-beta";
    version = "124.0b8";
    applicationName = "Mozilla Firefox Beta";
    src = fetchurl {
      url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
      sha512 = "8f3564169be29a5456c2e3fee22c0fb7146caf4c13770a8c32dd9bcc667410a90135b634598fc243e088c1b078ab31470ceb2fc3557c13221414bf8ba518c67b";
    };

    meta = {
      changelog = "https://www.mozilla.org/en-US/firefox/${lib.versions.majorMinor version}beta/releasenotes/";
      description = "A web browser built from Firefox Beta Release source tree";
      homepage = "http://www.mozilla.com/en-US/firefox/";
      maintainers = with lib.maintainers; [ jopejoe1 ];
      platforms = lib.platforms.unix;
      badPlatforms = lib.platforms.darwin;
      broken = stdenv.buildPlatform.is32bit; # since Firefox 60, build on 32-bit platforms fails with "out of memory".
                                             # not in `badPlatforms` because cross-compilation on 64-bit machine might work.
      maxSilent = 14400; # 4h, double the default of 7200s (c.f. #129212, #129115)
      license = lib.licenses.mpl20;
      mainProgram = "firefox";
    };
    tests = [ nixosTests.firefox-beta ];
    updateScript = callPackage ./update.nix {
      attrPath = "firefox-beta-unwrapped";
      versionSuffix = "b[0-9]*";
    };
  };

  firefox-devedition = buildMozillaMach rec {
    pname = "firefox-devedition";
    version = "124.0b8";
    applicationName = "Mozilla Firefox Developer Edition";
    requireSigning = false;
    branding = "browser/branding/aurora";
    src = fetchurl {
      url = "mirror://mozilla/devedition/releases/${version}/source/firefox-${version}.source.tar.xz";
      sha512 = "7aa937b7d41fce7b8ccd3e33a68c7d85a05a2c6a8c3ff4891b8731e335c4ac3b03838c9056ac7fc1f28b5a0de04188c8126f6725a3d7f544f5854d53595688a6";
    };

    meta = {
      changelog = "https://www.mozilla.org/en-US/firefox/${lib.versions.majorMinor version}beta/releasenotes/";
      description = "A web browser built from Firefox Developer Edition source tree";
      homepage = "http://www.mozilla.com/en-US/firefox/";
      maintainers = with lib.maintainers; [ jopejoe1 ];
      platforms = lib.platforms.unix;
      badPlatforms = lib.platforms.darwin;
      broken = stdenv.buildPlatform.is32bit; # since Firefox 60, build on 32-bit platforms fails with "out of memory".
                                             # not in `badPlatforms` because cross-compilation on 64-bit machine might work.
      maxSilent = 14400; # 4h, double the default of 7200s (c.f. #129212, #129115)
      license = lib.licenses.mpl20;
      mainProgram = "firefox";
    };
    tests = [ nixosTests.firefox-devedition ];
    updateScript = callPackage ./update.nix {
      attrPath = "firefox-devedition-unwrapped";
      versionSuffix = "b[0-9]*";
      baseUrl = "https://archive.mozilla.org/pub/devedition/releases/";
    };
  };

  firefox-esr-115 = buildMozillaMach rec {
    pname = "firefox-esr-115";
    version = "115.8.0esr";
    applicationName = "Mozilla Firefox ESR";
    src = fetchurl {
      url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
      sha512 = "4b8c06b5eb3617700a72aaad8831d703a537fe600740f1acb8377bd0ce198a199938603fd7e6b2007671a578dfb24aa8f5c031c6c1ccf15d4a34562679eaa883";
    };

    meta = {
      changelog = "https://www.mozilla.org/en-US/firefox/${lib.removeSuffix "esr" version}/releasenotes/";
      description = "A web browser built from Firefox Extended Support Release source tree";
      homepage = "http://www.mozilla.com/en-US/firefox/";
      maintainers = with lib.maintainers; [ hexa ];
      platforms = lib.platforms.unix;
      badPlatforms = lib.platforms.darwin;
      broken = stdenv.buildPlatform.is32bit; # since Firefox 60, build on 32-bit platforms fails with "out of memory".
                                             # not in `badPlatforms` because cross-compilation on 64-bit machine might work.
      license = lib.licenses.mpl20;
      mainProgram = "firefox";
    };
    tests = [ nixosTests.firefox-esr-115 ];
    updateScript = callPackage ./update.nix {
      attrPath = "firefox-esr-115-unwrapped";
      versionPrefix = "115";
      versionSuffix = "esr";
    };
  };
}