install.sh

#!/bin/bash
# Vole installer — Linux and macOS.
# Usage:  ./install.sh          (from a clone)
#         curl -fsSL https://raw.githubusercontent.com/<owner>/vole/main/install.sh | bash

set -euo pipefail

REPO_URL="${VOLE_REPO_URL:-https://github.com/fschrhunt/vole}"
INSTALL_DIR="${VOLE_INSTALL_DIR:-$HOME/.vole}"

say() { printf '%s\n' "$*"; }
die() {
    printf 'Error: %s\n' "$*" >&2
    exit 1
}

command -v git > /dev/null 2>&1 || die "git is required"

# When run from inside a clone, install from it; otherwise clone fresh.
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]:-.}")" 2> /dev/null && pwd || echo "")"
if [[ -n "$SCRIPT_DIR" && -f "$SCRIPT_DIR/vole" && -d "$SCRIPT_DIR/lib" ]]; then
    INSTALL_DIR="$SCRIPT_DIR"
    say "Installing from local checkout: $INSTALL_DIR"
elif [[ -d "$INSTALL_DIR/.git" ]]; then
    say "Updating existing install in $INSTALL_DIR"
    git -C "$INSTALL_DIR" pull --ff-only
else
    say "Cloning Vole into $INSTALL_DIR"
    git clone --depth 1 "$REPO_URL" "$INSTALL_DIR"
fi

chmod +x "$INSTALL_DIR/vole" "$INSTALL_DIR"/bin/*.sh

# Pick a bin directory that is (or can be) on PATH.
BIN_DIR=""
for candidate in "$HOME/.local/bin" /opt/homebrew/bin /usr/local/bin; do
    if [[ -d "$candidate" && -w "$candidate" ]]; then
        BIN_DIR="$candidate"
        break
    fi
done
if [[ -z "$BIN_DIR" ]]; then
    BIN_DIR="$HOME/.local/bin"
    mkdir -p "$BIN_DIR"
fi

ln -sf "$INSTALL_DIR/vole" "$BIN_DIR/vole"
ln -sf "$INSTALL_DIR/vole" "$BIN_DIR/vo"

say "Linked: $BIN_DIR/vole and $BIN_DIR/vo"

case ":$PATH:" in
    *":$BIN_DIR:"*) ;;
    *)
        if [[ "$(uname -s)" == "Darwin" && "$BIN_DIR" == "$HOME/.local/bin" ]]; then
            # macOS zsh does not include ~/.local/bin by default; wire it up.
            PROFILE="$HOME/.zprofile"
            LINE='export PATH="$HOME/.local/bin:$PATH"'
            if ! grep -qsF "$LINE" "$PROFILE" 2> /dev/null; then
                printf '\n# Added by Vole installer\n%s\n' "$LINE" >> "$PROFILE"
                say "Added $BIN_DIR to PATH in $PROFILE (takes effect in new shells)"
            fi
        else
            say ""
            say "Note: $BIN_DIR is not on your PATH. Add this to your shell profile:"
            say "  export PATH=\"$BIN_DIR:\$PATH\""
        fi
        ;;
esac

say ""
"$BIN_DIR/vole" version
say ""
say "Done. Run 'vo' to start."