feat: add 'op' command to run opencode with project-specific custom prompts

zsh/functions/op.zsh

@@ -0,0 +1,109 @@
+op() {
+  local -a opencode_cmd
+  opencode_cmd=(opencode)
+  
+  local base_home="${XDG_CONFIG_HOME:-$HOME/.config}/opencode"
+  local base_config="$base_home/opencode.json"
+
+  if [ ! -f "$base_config" ]; then
+    print -u2 "op: missing base config at $base_config"
+    return 1
+  fi
+
+  setopt local_options null_glob
+
+  local tmp_home
+  tmp_home=$(mktemp -d "${TMPDIR:-/tmp}/opencode-home.XXXXXX") || return 1
+  print -u2 "op: using temporary OPENCODE_CONFIG_DIR at $tmp_home"
+
+  local cleanup_cmd="print -u2 \"op: removing temporary OPENCODE_CONFIG_DIR $tmp_home\"; rm -rf '$tmp_home'"
+  trap "$cleanup_cmd" EXIT INT TERM
+
+  if ! cp "$base_config" "$tmp_home/opencode.json" >/dev/null 2>&1; then
+    trap - EXIT INT TERM
+    eval "$cleanup_cmd"
+    print -u2 "op: failed to copy $base_config"
+    return 1
+  fi
+
+  local base_agents="$base_home/AGENTS.md"
+  if [ -f "$base_agents" ]; then
+    if ! cp "$base_agents" "$tmp_home/AGENTS.md" >/dev/null 2>&1; then
+      trap - EXIT INT TERM
+      eval "$cleanup_cmd"
+      print -u2 "op: failed to copy $base_agents"
+      return 1
+    fi
+  fi
+
+  # Symlink specific persistent items
+  local -a to_link
+  to_link=(
+    plugin
+    history
+    sessions
+    logs
+  )
+
+  local name
+  for name in "${to_link[@]}"; do
+    if [ -e "$base_home/$name" ]; then
+      if ! ln -s "$base_home/$name" "$tmp_home/$name" 2>/dev/null; then
+        trap - EXIT INT TERM
+        eval "$cleanup_cmd"
+        print -u2 "op: failed to symlink $base_home/$name"
+        return 1
+      fi
+    fi
+  done
+
+  # Prepare command directory for prompts (mapping .agent-prompts to command/)
+  if ! mkdir -p "$tmp_home/command"; then
+    trap - EXIT INT TERM
+    eval "$cleanup_cmd"
+    print -u2 "op: failed to create $tmp_home/command"
+    return 1
+  fi
+
+  # Copy base commands if they exist
+  if [ -d "$base_home/command" ]; then
+    local f
+    for f in "$base_home/command"/*.md; do
+      [ -f "$f" ] || continue
+      cp "$f" "$tmp_home/command/"
+    done
+  fi
+
+  # Copy project prompts
+  local project_prompts_dir=""
+  if [ -d "$PWD/.agent-prompts" ]; then
+    project_prompts_dir="$PWD/.agent-prompts"
+  fi
+
+  if [ -n "$project_prompts_dir" ]; then
+    local copied_any=0
+    local f
+    for f in "$project_prompts_dir"/*.md; do
+      [ -f "$f" ] || continue
+      copied_any=1
+      local filename="${f:t}"
+      if ! cp -f "$f" "$tmp_home/command/prompt_$filename" >/dev/null 2>&1; then
+        trap - EXIT INT TERM
+        eval "$cleanup_cmd"
+        print -u2 "op: failed to copy project prompt $f"
+        return 1
+      fi
+    done
+    if (( copied_any )); then
+      print -u2 "op: added project prompts from $project_prompts_dir to commands"
+    fi
+  fi
+
+  opencode_cmd+=("$@")
+  OPENCODE_CONFIG_DIR="$tmp_home" "${opencode_cmd[@]}"
+  local exit_code=$?
+
+  trap - EXIT INT TERM
+  eval "$cleanup_cmd"
+  return $exit_code
+}

zsh/zshrc

@@ -17,3 +17,5 @@ source ~/.config/zsh/prompt.zsh
 source ~/.config/zsh/functions/cd_git_root.zsh
 
 source ~/.config/zsh/functions/co.zsh
+source ~/.config/zsh/functions/op.zsh
+