{ config, pkgs, lib, ... }:
let
  cfg = config.programs.git;
in
{
  programs.git = {
    enable = true;
    package = pkgs.gitFull;

    userName = "h7x4";
    userEmail = "h7x4@nani.wtf";

    signing = {
      key = "46B9228E814A2AAC";
      signByDefault = true;
    };

    lfs.enable = true;

    delta = {
      enable = true;
      options = {
        line-numbers = true;
        side-by-side = true;
        theme = "Monokai Extended Origin";
      };
    };

    aliases = {
      aliases = "!git config --get-regexp alias | sed -re 's/alias\\.(\\S*)\\s(.*)$/\\1 = \\2/g'";
      delete-merged = "!git branch --merged | grep -v '\\*' | xargs -n 1 git branch -d";
      graph = "log --graph --abbrev-commit --decorate --format=format:'%C(bold blue)%h%C(reset) - %C(bold green)(%ar)%C(reset) %C(white)%s%C(reset) %C(dim white)- %an%C(reset)%C(bold yellow)%d%C(reset)' --all";
      graphv = "log --graph --abbrev-commit --decorate --format=format:'%C(bold blue)%h%C(reset) - %C(bold cyan)%aD%C(reset) %C(bold green)(%ar)%C(reset)%C(bold yellow)%d%C(reset)%n''          %C(white)%s%C(reset) %C(dim white)- %an%C(reset)' --all";
      forcepush = "push --force-with-lease --force-if-includes";
      authors = "shortlog --summary --numbered --email";
      si = "switch-interactive";
      rebase-author = "rebase -i -x \"git commit --amend --reset-author -CHEAD\"";
    };

    extraConfig = {
      core = {
        whitespace = "space-before-tab,-indent-with-non-tab,trailing-space";
        untrackedCache = true;
        editor = "nvim";
      };

      safe.directory = "*";

      rerere.enabled = true;

      branch.sort = "-committerdate";

      "color \"branch\"".upstream = "cyan";
      color.ui = "auto";

      init.defaultBranch = "main";

      fetch = {
        prune = true;
        fsckObjects = true;
      };

      transfer.fsckObjects = true;

      receive.fsckObjects = true;

      pull.rebase = true;

      rebase = {
        autoStash = true;
        autoSquash = true;
        abbreviateCommands = true;
        updateRefs = true;
      };

      push = {
        default = "current";
        autoSetupRemote = true;
        followTags = true;
      };

      merge = {
        tool = "nvimdiff";
        conflictstyle = "diff3";
        colorMoved = "zebra";
      };

      mergetool.keepBackup = false;
      "mergetool \"nvimdiff\"".cmd = "nvim -d $BASE $LOCAL $REMOTE $MERGED -c '$wincmd w' -c 'wincmd J'";

      diff = {
        mnemonicPrefix = true;
        renames = true;
        tool = "nvimdiff";
        submodule = "log";
      };

      status = {
        showUntrackedFiles = "all";
        relativePaths = true;
        submoduleSummary = true;
      };

      log.date = "iso";

      submodule.recurse = true;

      grep = {
        break = true;
        heading= true;
        lineNumber = true;
        extendedRegexp = true;
      };

      # Run autocorrected command after 3 seconds
      help.autocorrect = "30";

      github.user = "h7x4";

      "url \"github:\"".insteadOf = [
        "https://github.com/"
        "ssh://git@github.com:"
        "git@github.com:"
        "github.com:"
      ];

      "url \"pvv-git:\"".insteadOf = [
        "https://git.pvv.org/"
        "ssh://gitea@git.pvv.ntnu.no:2222/"
        "gitea@git.pvv.ntnu.no:2222/"
        "gitea@git.pvv.ntnu.no:"
        "git.pvv.ntnu.no:"
      ];

      web.browser = "google-chrome-stable";

      "filter \"lfs\"" = {
        required = true;
        smudge = "git-lfs smudge -- %f";
        process = "git-lfs filter-process";
        clean = "git-lfs clean -- %f";
      };
    };

    ignores = [
      ".vscode"
      ".direnv"
      ".envrc"
      "shell.nix"
    ];
  };

  home.packages = [
    (pkgs.writeShellApplication {
      name = "git-tcommit";
      runtimeInputs = with pkgs; [ cfg.package coreutils ];
      text = lib.fileContents ./scripts/git-tcommit.sh;
    })
    (pkgs.writeShellApplication {
      name = "git-switch-interactive";
      runtimeInputs = with pkgs; [ cfg.package fzf gnused coreutils ];
      text = lib.fileContents ./scripts/git-switch-interactive.sh;
      excludeShellChecks = [
        "SC2001" # (style): See if you can use ${variable//search/replace} instead. (sed invocation)
      ];
    })
  ];
}