Migrate zsh and starship configs to home-manager

.dotter/local.laptop.toml

@@ -1,2 +1,2 @@
 includes = [".dotter/laptop.toml"]
-packages = ["emacs", "i3", "starship", "zsh"]
+packages = ["emacs", "i3"]

home-manager/home.nix

@@ -24,6 +24,9 @@
     # Further tools
     lazygit
 
+    # TODO: migrate to module config
+    starship
+
     # (pkgs.nerdfonts.override { fonts = [ "FantasqueSansMono" ]; })
 
     # (pkgs.writeShellScriptBin "my-hello" ''
@@ -31,7 +34,75 @@
     # '')
   ];
 
+  home.shellAliases = {
+    g = "git status";
+    fd = "fd -HI";
+  };
+
   programs = {
+    direnv = {
+      enable = true;
+      enableZshIntegration = true;
+    };
+
+    starship = {
+      enable = true;
+      enableZshIntegration = true;
+    };
+
+    zsh = {
+      enable = true;
+
+      initExtra = ''
+        function go_dir_up() {
+          cd .. || return 1
+        }
+
+        function zle_go_dir_up() {
+          zle .kill-buffer
+          go_dir_up
+          zle .accept-line
+        }
+
+        fzf-z() {
+            dir=$(z | fzf --tiebreak=index --tac | sed -E 's/^[0-9]+[[:space:]]+//')
+            cd $dir
+        }
+
+        mkcd ()
+        {
+            mkdir -p -- "$1" && cd -P -- "$1"
+        }
+
+        zle -N zle_go_dir_up
+        bindkey "^[[1;3A" zle_go_dir_up
+        bindkey "^[[A" history-substring-search-up
+        bindkey "^[[B" history-substring-search-down
+
+        bindkey "^[[1;5C" forward-word
+        bindkey "^[[1;5D" backward-word
+      '';
+
+      zplug = {
+        enable = true;
+        plugins = [
+          # list of plugins: https://github.com/unixorn/awesome-zsh-plugins
+          { name = "agkozak/zsh-z"; }
+          { name = "mdumitru/last-working-dir"; }
+          {
+            name = "zsh-users/zsh-completions";
+          }
+
+          # make it behave like fish
+          { name = "zsh-users/zsh-autosuggestions"; }
+          { name = "zsh-users/zsh-history-substring-search"; }
+          {
+            name = "zsh-users/zsh-syntax-highlighting";
+          } # must be last sourced plugin
+        ];
+      };
+    };
+
     neovim = let
       toLua = str: ''
         lua << EOF
@@ -98,21 +169,21 @@
       source = ../alacritty;
       recursive = true;
     };
+    ".config/starship.toml".source = ../starship/starship.toml;
   };
 
   # Home Manager can also manage your environment variables through
   # 'home.sessionVariables'. If you don't want to manage your shell through Home
   # Manager then you have to manually source 'hm-session-vars.sh' located at
   # either
-  #
   #  ~/.nix-profile/etc/profile.d/hm-session-vars.sh
-  #
   # or
-  #
   #  /etc/profiles/per-user/julian/etc/profile.d/hm-session-vars.sh
   #
   home.sessionVariables = {
-    # EDITOR = "emacs";
+    TERMINAL = "alacritty";
+    EDITOR = "nvim";
+    VISUAL = "nvim";
   };
 
   # Let Home Manager install and manage itself.