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# Copyright 2025 Shota FUJI <pockawoooh@gmail.com>
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
# AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
# OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
# PERFORMANCE OF THIS SOFTWARE.
#
# SPDX-License-Identifier: 0BSD
#
# Basic git configurations.

{ config, pkgs, ... }: {
  config = {
    programs.git = {
      enable = true;

      settings = {
        core.editor = if config.programs.neovim.enable then "nvim" else "vim";
        init.defaultBranch = "trunk";

        # This is turned off by default for compatibility reason.
        # Essential for working both inside container and on host via bind mount.
        worktree.useRelativePaths = true;
      };

      ignores =
        let
          # # Ignore all bazel-* symlinks. There is no full list since this can change
          # based on the name of the directory bazel is cloned into.
          bazel = [ "/bazel-*" ];

          # Swap file
          nvim = if config.programs.neovim.enable then [ ".*.swp" ] else [ ];

          # PNPM has a bug where it ignores $PNPM_HOME environment variable and
          # forcibly write store directory on project root if the project directory
          # and the $PNPM_HOME are mounted differently.
          # https://github.com/pnpm/pnpm/issues/7050
          #
          # Since my workflow is "container with bind mounted project directory",
          # pnpm always creates ".pnpm-store" at project root. I've never seen a
          # project that commit a file or a directory of this name, it's safe to
          # ignore globally.
          pnpm = [ ".pnpm-store" ];

          # https://github.com/github/gitignore/blob/main/Global/macOS.gitignore
          darwin =
            if pkgs.stdenv.isDarwin then
              [
                ".DS_Store"
                ".AppleDouble"
                ".LSOverride"
              ]
            else
              [ ];
        in
        nvim ++ darwin ++ bazel ++ pnpm;
    };

    programs.difftastic = {
      enable = true;
      git.enable = true;
    };
  };
}