illogical-impulse/modules/terminal/terminal.nix

{
  config,
  lib,
  ...
}: let
  cfg = config.programs.illogical-impulse;
in {
  options = {
    programs.illogical-impulse = {
      enable = lib.mkOption {
        type = lib.types.bool;
        default = false;
        description = "Enable the illogical-impulse program module.";
      };
      settings = {
        simpleStarship = {
          enable = lib.mkOption {
            type = lib.types.bool;
            default = false;
            description = "Uses a custom pure-like starship configuration.";
          };
        };
      };
    };
  };

  config = lib.mkIf cfg.enable {
    programs.starship = lib.mkIf cfg.settings.simpleStarship.enable {
      enable = true;
      settings = {
        format = lib.concatStrings [
          "$username"
          "$hostname"
          "$directory"
          "$git_branch"
          "$git_state"
          "$git_status"
          "$cmd_duration"
          "$line_break"
          "$python"
          "$character"
        ];
        directory = {
          style = "blue";
        };
        character = {
          success_symbol = "[→](purple)";
          error_symbol = "[→](red)";
          vimcmd_symbol = "[←](green)";
        };
        git_branch = {
          format = "[$branch]($style)";
          style = "bright-black";
        };
        git_status = {
          format = "[(*$conflicted$untracked$modified$staged$renamed$deleted) $ahead_behind$stashed]($style)";
          style = "cyan";
          conflicted = "​";
          untracked = "​";
          modified = "​";
          staged = "​";
          renamed = "​";
          deleted = "​";
          stashed = "≡";
        };
        git_state = {
          format = "([$state( $progress_current/$progress_total)]($style)) ";
          style = "bright-black";
        };
        cmd_duration = {
          format = "[$duration]($style) ";
          style = "yellow";
        };
        python = {
          format = "[$virtualenv]($style) ";
          style = "bright-black";
        };
      };
    };

    home.file.".config/starship.toml" = lib.mkIf (!cfg.settings.simpleStarship.enable) {
      source = builtins.path {path = ../../.config/starship.toml;};
    };
  };

  assertions = [
    {
      assertion = !(cfg.settings.simpleStarship.enable && !cfg.enable);
      message = "The 'simpleStarship' setting cannot be enabled if 'illogical-impulse' is disabled.";
    }
  ];
}