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

{
  firefox = buildMozillaMach rec {
    pname = "firefox";
    version = "118.0.1";
    src = fetchurl {
      url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
      sha512 = "b1efa1afea70434dc2a18d335bb8b526883cde200f1503b8c5fd2e7db8285e6a999cfa3aac354ea1c15a91d13a46d68db37023235314240b59eb8f55e01554ad";
    };

    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 = "118.0b7";
    applicationName = "Mozilla Firefox Beta";
    src = fetchurl {
      url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
      sha512 = "17dc6dbfe1c3085a7c85d53d7980660471253e64d081a01e59d0273b75c4000476bad31fe155c976a18c561c09c21ae9a95775c81bb99c5a53bea89f79b07cfb";
    };

    meta = {
      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 = "118.0b7";
    applicationName = "Mozilla Firefox Developer Edition";
    branding = "browser/branding/aurora";
    src = fetchurl {
      url = "mirror://mozilla/devedition/releases/${version}/source/firefox-${version}.source.tar.xz";
      sha512 = "636df06a41bba9909c50a1c433a6d14d42573cfa8ba28e57b87ed709fb06d81c1fcf4a24a8e1c794b6b7eb894a72e188d5e91bb46ce589a3438c8b75acb6e812";
    };

    meta = {
      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/";
    };
  }).overrideAttrs (prev: {
    env.MOZ_REQUIRE_SIGNING = "";
  });

  firefox-esr-115 = buildMozillaMach rec {
    pname = "firefox-esr-115";
    version = "115.3.0esr";
    applicationName = "Mozilla Firefox ESR";
    src = fetchurl {
      url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
      sha512 = "4a85095620a61dc516cfce6f288ba491a99c72a78c6dfae264c1292f9eba902e3df7101b97a6f8531114ccce421c92586e143872798aafd7aabbe98a257692ee";
    };

    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";
    };
  };
}