Add scripts for tmux sessions and mail-sync.

pkgs/nixpkgs.nix

@@ -22,7 +22,7 @@ in
         theme_sddm_midnight = callPackage ./sddm_midnight { };
         xdiskusage = callPackage ./xdiskusage { };
         kanagawa = callPackage ./kanagawa { };
-      };
+      } // import ./scripts.nix { inherit pkgs; };
     };
     overlays = [
       (final: prev: {

pkgs/scripts.nix

@@ -0,0 +1,94 @@
+{ pkgs, ... }:
+
+{
+  tmux-sessions = pkgs.writeShellScriptBin "ts" ''
+    # use tmux provided through module configuration/global installation
+    # this is to ensure the right tmux version+configuration/plugins are loaded
+    if ! which tmux >/dev/null 2>&1; then
+      printf 'Unable to find tmux, make sure it is installed.'
+      exit 1;
+    fi
+
+    SOURCES=(
+      ~/Projects/
+      /persist/etc/nixos/
+    );
+
+    if [[ $# -eq 1 ]]; then
+      selected="$(${pkgs.coreutils-full}/bin/realpath "$1")";
+      if [[ ! -d "''${selected}" ]]; then
+        printf 'Not a directory: %s\n' "''${selected}";
+        exit 1;
+      fi
+    else
+      selected="$(
+        ${pkgs.findutils}/bin/find "''${SOURCES[@]}" \
+          -type d \
+          -name ".git" \
+          -mindepth 1 \
+          -maxdepth 5 \
+          -prune 2>/dev/null \
+        | ${pkgs.gnused}/bin/sed 's;/\.git$;;' \
+        | ${pkgs.fzf}/bin/fzf
+      )";
+    fi;
+
+    if [[ -z "''${selected}" ]]; then
+      exit 1;
+    fi;
+
+    selected_name="$(${pkgs.coreutils-full}/bin/basename "''${selected}" | ${pkgs.coreutils-full}/bin/tr . _)";
+
+    if ! tmux has-session -t="''${selected_name}" 2> /dev/null; then
+      tmux new-session -ds "''${selected_name}" -c "''${selected}";
+    fi;
+
+    if [[ -z ''${TMUX} ]] && [[ -z ''${tmux_running} ]]; then
+      tmux -u attach -t="''${selected_name}";
+      exit 0;
+    fi;
+
+    tmux switch-client -t "''${selected_name}";
+    exit 0;
+  '';
+  mail-sync = pkgs.writeShellScriptBin "mail-sync" ''
+    MBSYNC=$(${pkgs.procps}/bin/pgrep mbsync);
+    NOTMUCH=$(${pkgs.procps}/bin/pgrep notmuch);
+    if [ -f "''${HOME}/.config/pizauth.conf" ]; then
+      mapfile -t PIZAUTH_ACCOUNTS < <(${pkgs.gnugrep}/bin/grep -i account < "''${HOME}/.config/pizauth.conf" | ${pkgs.gnused}/bin/sed -E 's/^[^"]*"([^"]*).*$/\1/');
+    else
+      PIZAUTH_ACCOUNTS=();
+    fi
+
+    if ! which mbsync; then
+      printf 'Program mbsync not in path. Aborting!\n';
+      exit 1;
+    fi
+
+    # Load Pizauth if it isn't running
+    if [ ''${#PIZAUTH_ACCOUNTS[@]} -gt 0 ] && [ -z "$(${pkgs.sysvtools}/bin/pidof pizauth)" ]; then
+      ${pkgs.pizauth}/bin/pizauth server;
+      ${pkgs.libsecret}/bin/secret-tool lookup pizauth keys | ${pkgs.gnupg}/bin/gpg -ad | ${pkgs.pizauth}/bin/pizauth restore;
+      sleep 5;
+    fi
+
+    if [ -n "$MBSYNC" ] || [ -n "$NOTMUCH" ]; then
+        echo "Already running one instance of mbsync or notmuch. Exiting...";
+        exit 1;
+    fi;
+
+    printf 'Deleting messages tagged as *deleted*\n'
+    ${pkgs.notmuch}/bin/notmuch search --format=text0 --output=files tag:deleted | ${pkgs.findutils}/bin/xargs -0 --no-run-if-empty rm -v;
+
+    if ! mbsync -a; then
+      for account in "''${PIZAUTH_ACCOUNTS[@]}"; do
+        printf 'Refreshing pizauth account "%s".\n' "''${account}";
+        ${pkgs.pizauth}/bin/pizauth refresh "''${account}";
+      done;
+      exit 1;
+    fi;
+
+    ${pkgs.notmuch}/bin/notmuch new;
+    exit $?;
+  '';
+}

pkgsets/mail_utils.nix

@@ -12,5 +12,7 @@
     (isync.override { withCyrusSaslXoauth2 = true; })
     mailutils
     pandoc # to convert messages
+    # defined in ../pkgs/scripts.nix
+    mail-sync
   ];
 }

services/tmux.nix

@@ -77,4 +77,8 @@ lib.mkIf (lib.elem "tmux" config.machine.services) {
           set -g set-titles-string "tmux: #S / #W"
         '';
     };
+  environment.systemPackages = with pkgs; [
+    # defined in ../pkgs/scripts.nix
+    tmux-sessions
+  ];
 }