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

{
  firefox = buildMozillaMach rec {
    pname = "firefox";
    version = "123.0";
    src = fetchurl {
      url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
      sha512 = "a19567a13e1b663e538c4af17491146adad1f0ab977995e8da9ce9ed428008ad20902dee4efb82d54e1319a0e31768609696bc822563d75732b622760129d8bb";
    };

    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 = "123.0b9";
    applicationName = "Mozilla Firefox Beta";
    src = fetchurl {
      url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
      sha512 = "87c564bf30e93a544fe65cf5eb0d46e2e992558df36d2808eee990772648c193ab051120a3400dacd6973dde8afbec9bea0f3b0b4adc923a5fea6f4005b46210";
    };

    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 = "123.0b9";
    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 = "63b3e99fab51a219c537baef4f613c1efd174d8c567d7e77007b901d0800b88cfe872b56293473e5406aef15a5c6ab35b9ddf9966a447c001ca16e92469d984f";
    };

    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";
    };
  };
}