Fish: Add function to start a new tmux session for process compose

home/.config/fish/functions/pc.fish

@@ -0,0 +1,45 @@
+function __create_session
+  set session "process-compose"
+  set dir "/home/tgrosinger/obsidian"
+
+  if not tmux has-session -t "$session" 2>/dev/null
+    # Unset any devbox environment variables so they can be re-sourced
+    # in the new directory.
+    set -l shell env
+    for var in (set --names --export | string match 'DEVBOX_*')
+      set -a shell -u $var
+    end
+
+    set -a shell (command -s fish) --login
+
+    tmux new-session -d -s "$session" -c "$dir" -n dev $shell
+
+    # Ensure that new panes in this session also start with the clean environment.
+    tmux set-option -t "$session" default-command (string join ' ' -- $shell)
+
+    set -l left (tmux display-message -t "$session:dev" -p '#{pane_id}')
+    tmux split-window -h -t "$left" -c "$dir" $shell
+    set -l right (tmux display-message -t "$session:dev" -p '#{pane_id}')
+    tmux send-keys -t "$left" 'devbox services attach' Enter
+
+    tmux select-pane -t "$right"
+  end
+end
+
+function __attach_session
+  set session "process-compose"
+
+  if test -z "$TMUX"
+    tmux attach-session -t "$session"
+  else
+    set -l current_session (tmux display-message -p '#S')
+    if test "$current_session" != "$session"
+      tmux switch-client -t "$session"
+    end
+  end
+end
+
+function pc -d "Create and attach to a tmux session for process compose in Obsidian"
+  __create_session
+  __attach_session
+end