init: pi-extensions with ssh-controlmaster

2026-05-05 22:45:08 +02:00
commit 6307072b21
5 changed files with 687 additions and 0 deletions
@@ -0,0 +1,153 @@
+#!/usr/bin/env bash
+# install.sh — install pi-extensions
+#
+# Symlinks each extension in extensions/ into ~/.pi/agent/extensions/ so pi
+# loads them automatically on every session. Idempotent and non-destructive.
+#
+# Usage:
+#   ./install.sh              # install (interactive confirm)
+#   ./install.sh --yes        # install without prompt
+#   ./install.sh --uninstall  # remove symlinks that point into this repo
+
+set -euo pipefail
+
+SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+EXTENSIONS_SRC="${SCRIPT_DIR}/extensions"
+EXTENSIONS_DEST="${HOME}/.pi/agent/extensions"
+PI_AGENT_DIR="${HOME}/.pi/agent"
+
+# ── helpers ──────────────────────────────────────────
+ok()   { printf ' \e[32m✓\e[0m  %s\n' "$*"; }
+note() { printf '==> %s\n' "$*"; }
+warn() { printf ' \e[33m!\e[0m  %s\n' "$*" >&2; }
+err()  { printf ' \e[31m✗\e[0m  %s\n' "$*" >&2; }
+
+confirm() {
+    [[ "$ASSUME_YES" == "yes" ]] && return 0
+    read -r -p "Proceed? [y/N] " ans
+    [[ "$ans" =~ ^[Yy]$ ]]
+}
+
+link_into_repo() {
+    local target
+    [[ -L "$1" ]] || return 1
+    target=$(readlink -f "$1" 2>/dev/null || true)
+    [[ "$target" == "$SCRIPT_DIR"/* ]]
+}
+
+require_pi_installed() {
+    if [[ ! -d "$PI_AGENT_DIR" ]]; then
+        err "pi not detected at $PI_AGENT_DIR"
+        printf '    Install pi first: https://github.com/mariozechner/pi-coding-agent\n'
+        printf '    Re-run after `pi --help` (first run creates ~/.pi/agent/).\n'
+        exit 4
+    fi
+    mkdir -p "$EXTENSIONS_DEST"
+    ok "pi detected at $PI_AGENT_DIR"
+}
+
+# ── args ─────────────────────────────────────────────
+ACTION="install"
+ASSUME_YES="no"
+
+while [[ $# -gt 0 ]]; do
+    case "$1" in
+        --uninstall) ACTION="uninstall"; shift ;;
+        -y|--yes)    ASSUME_YES="yes"; shift ;;
+        -h|--help)
+            cat <<EOF
+install.sh — install pi-extensions
+
+Usage:
+  ./install.sh              install (interactive confirm)
+  ./install.sh --yes        install without prompt
+  ./install.sh --uninstall  remove symlinks that point into this repo
+
+Each .ts file in extensions/ is symlinked into ~/.pi/agent/extensions/.
+Existing files that are already symlinked into this repo are left alone.
+Existing real files or foreign symlinks are backed up with a timestamp.
+EOF
+            exit 0 ;;
+        *) echo "Unknown flag: $1" >&2; exit 2 ;;
+    esac
+done
+
+# ── install ──────────────────────────────────────────
+do_install() {
+    echo
+    echo "pi-extensions installer"
+    echo "Repository: $SCRIPT_DIR"
+    echo
+
+    require_pi_installed
+
+    local extensions=("${EXTENSIONS_SRC}"/*.ts)
+    if [[ ! -e "${extensions[0]}" ]]; then
+        warn "No .ts files found in ${EXTENSIONS_SRC}/ — nothing to install."
+        exit 0
+    fi
+
+    echo "==> Extensions to symlink into ${EXTENSIONS_DEST}/:"
+    for src in "${extensions[@]}"; do
+        printf '       %s\n' "$(basename "$src")"
+    done
+    echo
+    confirm || { echo "Aborted."; exit 0; }
+    echo
+
+    for src in "${extensions[@]}"; do
+        local name
+        name="$(basename "$src")"
+        local dest="${EXTENSIONS_DEST}/${name}"
+
+        note "Linking ${name}"
+
+        if [[ -e "$dest" || -L "$dest" ]]; then
+            if link_into_repo "$dest"; then
+                ok "${name} already linked"
+                continue
+            fi
+            local backup="${dest}.bak.$(date +%Y%m%d-%H%M%S)"
+            mv "$dest" "$backup"
+            warn "Existing ${dest} backed up to ${backup}"
+        fi
+
+        ln -s "$src" "$dest"
+        ok "Linked ${name} → ${src}"
+    done
+
+    echo
+    ok "Done. Reload pi with /reload or restart to pick up new extensions."
+}
+
+# ── uninstall ────────────────────────────────────────
+do_uninstall() {
+    echo
+    echo "pi-extensions uninstaller"
+    echo "Repository: $SCRIPT_DIR"
+    echo
+    confirm || { echo "Aborted."; exit 0; }
+    echo
+
+    local removed=0
+    for dest in "${EXTENSIONS_DEST}"/*.ts; do
+        [[ -e "$dest" || -L "$dest" ]] || continue
+        if link_into_repo "$dest"; then
+            rm "$dest"
+            ok "Removed $(basename "$dest")"
+            (( removed++ )) || true
+        fi
+    done
+
+    if [[ $removed -eq 0 ]]; then
+        ok "No symlinks pointing into this repo found — nothing removed."
+    else
+        echo
+        ok "Done. Removed ${removed} symlink(s)."
+    fi
+}
+
+case "$ACTION" in
+    install)   do_install ;;
+    uninstall) do_uninstall ;;
+esac