{ config, lib, pkgs, user, ... }:

{
  home = {
    username = "${user}";
    homeDirectory = "/home/${user}";

    packages = with pkgs; [
      bat
      firefox
      jq
      htop
      ripgrep
      pavucontrol
      gnumake
      unzip
      gcc
      slack
      thunderbird
      signal-desktop
      tdesktop
      whatsapp-for-linux
      nextcloud-client
      keepassxc
      direnv
      tree
      light

      # LSP
      sumneko-lua-language-server
      rnix-lsp
      terraform-ls
      tflint
      nodePackages.bash-language-server
      rust-analyzer
    ];

    stateVersion = "22.05";
  };

  services.gpg-agent = {
    enable = true;
    enableZshIntegration = true;
    pinentryFlavor = "gtk2";
  };

  programs = {
    fzf = {
      enable = true;
      enableZshIntegration = true;
    };

    git = {
      enable = true;
      extraConfig = {
        user.private.name = "Michael Mandl";
        user.private.email = "mandlm@molez.net";
        user.private.signingkey = "4AA25D647AA54CC7";

        user.swp.name = "Michael Mandl";
        user.swp.email = "mandl@vi-bim.de";
        user.swp.signingkey = "4E60F44227F611B4";

        core.editor = "nvim";
        fetch.writeCommitGraph = true;
        format.pretty = "format:%C(yellow)%h %Cblue%>(12)%ad %C(red)%G? %Cgreen%<(7,trunc)%aN%Cred%d %Creset%s";
        init.defaultBranch = "main";
        log.date = "relative";
        pull.rebase = true;
        rebase.autostash = true;
        rerere.enabled = true;
        worktree.guessRemote = true;
      };

      aliases = {
        identity = "! git config user.name \"$(git config user.$1.name)\"; git config user.email \"$(git config user.$1.email)\"; git config user.signingkey \"$(git config user.$1.signingkey)\"; git config commit.gpgsign \"true\"; :";
      };

      ignores = [
        ".env"
        ".direnv"
        "*.swp"
      ];
    };

    kitty = {
      enable = true;
      theme = "Solarized Dark";
      font = {
        name = "DejaVu Sans Mono";
        size = 12;
      };
    };

    neovim = {
      enable = true;
      plugins = with pkgs.vimPlugins; [
        # theme
        nvim-solarized-lua

        delimitMate
        vim-bbye
        ansible-vim

        # session handling
        vim-obsession
        vim-prosession

        nvim-web-devicons
        nvim-treesitter
        markdown-preview-nvim # use({ "iamcco/markdown-preview.nvim", run = ":call mkdp#util#install()" })
        toggleterm-nvim
        nvim-notify
        comment-nvim
        lualine-nvim
        tabline-nvim
        indent-blankline-nvim
        plenary-nvim

        # git
        gitsigns-nvim
        vim-fugitive
        gv-vim

        # snippets
        friendly-snippets
        luasnip

        # auto-completion
        nvim-cmp
        cmp-nvim-lsp
        cmp-buffer
        cmp-path
        cmp-cmdline
        cmp-nvim-lua
        cmp_luasnip
        cmp-calc

        # telescope
        telescope-nvim
        telescope-fzf-native-nvim
        telescope-ui-select-nvim

        # LSP
        nvim-lspconfig
        lsp-status-nvim
        rust-tools-nvim
        lua-dev-nvim
      ];

      extraConfig = ''
        lua << EOF
        ${builtins.readFile ./nvim/lua/keymaps.lua }
        ${builtins.readFile ./nvim/lua/options.lua }
        ${builtins.readFile ./nvim/lua/plugins/treesitter.lua }

        ${builtins.readFile ./nvim/lua/plugins/lspconfig.lua }

        require("toggleterm").setup({ size = 32, open_mapping = [[<F4>]] })

        require("notify").setup({ stages = "fade" })
        vim.notify = require("notify")

        require('Comment').setup({})

        require('lualine').setup({
           options = { globalstatus = true },
           sections = {
             lualine_c = { { "filename", path = 1 }, "require('lsp-status').status()" }
           },
           extensions = { "toggleterm" }
         })

        require('tabline').setup({ enable = true, options = { show_bufnr = true, show_filename_only = true }})

        require("indent_blankline").setup {
          char = "┊",
          buftype_exclude = { "terminal", "help", "nofile" },
          filetype_exclude = { 'help', 'packer' },
          show_trailing_blankline_indent = false
        }

        require('gitsigns').setup()

        require("luasnip.loaders.from_vscode").lazy_load()

        ${builtins.readFile ./nvim/lua/plugins/nvim-cmp.lua }
        ${builtins.readFile ./nvim/lua/plugins/telescope.lua }

        ${builtins.readFile ./nvim/lua/themes.lua }
        EOF
      '';
    };

    tmux = {
      enable = true;
      newSession = true;
      keyMode = "vi";

      extraConfig = ''
        set-option -g status off
      '';

      plugins = with pkgs.tmuxPlugins; [
        vim-tmux-navigator
        tmux-colors-solarized
      ];
    };

    gpg = {
      enable = true;
      mutableKeys = false;
      mutableTrust = false;
      publicKeys = [{
        source = ./gnupg/pubring.asc;
        trust = "ultimate";
      }];
    };

    zsh = {
      enable = true;
      enableSyntaxHighlighting = true;
      history.size = 10000;

      oh-my-zsh = {
        enable = true;
        plugins = [ "direnv" "tmux" "vi-mode" ];
      };

      localVariables = {
        ZSH_TMUX_AUTOSTART = true;
        ZSH_TMUX_AUTOCONNECT = true;
        ZSH_TMUX_UNICODE = true;
      };
    };

    starship = {
      enable = true;
      settings = {
        format = lib.concatStrings [ "$all" "$directory" "$character" ];
        hostname.format = "[$ssh_symbol$hostname]($style) ";
      };
    };

    i3status-rust = {
      enable = true;
      bars = {
        default = {
          theme = "solarized-dark";
          icons = "awesome";

          blocks = [
            {
              block = "memory";
              display_type = "memory";
              format_mem = "{mem_used_percents}";
            }
            {
              block = "cpu";
              interval = 1;
              format = "{barchart} {frequency}";
            }
            {
              block = "load";
              interval = 1;
              format = "{1m}";
            }
            {
              block = "battery";
              hide_missing = true;
              format = "{time} ({percentage})";
            }
            {
              block = "time";
              interval = 60;
              format = "%a %d.%m %R";
            }
          ];
        };
      };
    };

    home-manager.enable = true;
  };

  xsession.windowManager.i3 = {
    enable = true;
    config = {
      modifier = "Mod4";
      terminal = "${pkgs.kitty}/bin/kitty";

      fonts = {
        names = [ "DejaVu Sans Mono" ];
        size = 12.0;
      };

      window = {
        titlebar = false;
        border = 0;
      };

      floating = {
        titlebar = false;
        border = 0;
      };

      bars = [{
        mode = "hide";
        position = "top";
        statusCommand = "${pkgs.i3status-rust}/bin/i3status-rs ~/.config/i3status-rust/config-default.toml";

        fonts = {
          names = [ "DejaVu Sans Mono" ];
          size = 12.0;
        };
      }];
    };
  };
}