#!/bin/sh
# Install packages declared in .chezmoidata/packages.yaml.
# packages.yaml hash: {{ include ".chezmoidata/packages.yaml" | sha256sum }}
set -eu

{{ if eq .chezmoi.os "linux" -}}
if [ "$(id -u)" -eq 0 ]; then PACMAN="pacman"; else PACMAN="sudo pacman"; fi

# Install only what no installed package already provides (`pacman -T`), so a
# machine with mise-bin or yazi-git is not asked to replace them with mise/yazi.
install_missing() {
    missing=$(pacman -T "$@" || true)
    # shellcheck disable=SC2086  # word splitting intended
    [ -z "$missing" ] || $PACMAN -S --needed --noconfirm $missing
}

install_missing {{ range .packages.arch.pacman }}{{ . }} {{ end }}

{{ if or (eq .role "desktop") (eq .role "laptop") -}}
install_missing {{ range .packages.arch.desktop.pacman }}{{ . }} {{ end }}

# [omarchy] repo packages — only where pacman.conf has that repo
if pacman-conf -l | grep -qx omarchy; then
    install_missing {{ range .packages.arch.desktop.omarchy }}{{ . }} {{ end }}
fi

# [cachyos] repo packages — only where pacman.conf has that repo
if pacman-conf -l | grep -qx cachyos; then
    install_missing {{ range .packages.arch.desktop.cachyos }}{{ . }} {{ end }}
fi

aur_pkgs="{{ range .packages.arch.desktop.aur }}{{ . }} {{ end }}{{ range .packages.arch.aur }}{{ . }} {{ end }}"
{{ else -}}
aur_pkgs="{{ range .packages.arch.aur }}{{ . }} {{ end }}"
{{ end -}}
# AUR names no installed package provides yet; ones already installed from a
# sync repo (cachyos, [omarchy]) are neither rebuilt nor replaced.
# shellcheck disable=SC2086
aur_missing=$(pacman -T $aur_pkgs || true)
if [ -n "$aur_missing" ]; then
    # No AUR helper yet: take yay from a sync repo that ships it (cachyos,
    # chaotic-aur), else build yay-bin from the AUR (makepkg refuses root).
    if ! command -v yay >/dev/null 2>&1 && ! command -v paru >/dev/null 2>&1; then
        if pacman -Si yay >/dev/null 2>&1; then
            $PACMAN -S --needed --noconfirm yay
        elif [ "$(id -u)" -ne 0 ]; then
            install_missing git base-devel
            yay_build=$(mktemp -d)
            git clone --depth 1 https://aur.archlinux.org/yay-bin.git "$yay_build"
            (cd "$yay_build" && makepkg -si --noconfirm)
            rm -rf "$yay_build"
        fi
    fi
    if command -v yay >/dev/null 2>&1; then AUR="yay"
    elif command -v paru >/dev/null 2>&1; then AUR="paru"
    else AUR=""; fi
    if [ -n "$AUR" ]; then
        # shellcheck disable=SC2086
        $AUR -S --needed --noconfirm $aur_missing
    else
        echo "warning: no yay/paru and none could be bootstrapped — skipping AUR packages:" $aur_missing >&2
    fi
fi

{{ else if eq .chezmoi.os "darwin" -}}
if ! command -v brew >/dev/null 2>&1; then
    echo "error: homebrew not installed — https://brew.sh" >&2
    exit 1
fi
brew install \
{{ range .packages.darwin.brew }}    {{ . }} \
{{ end }}    && true

brew install --cask \
{{ range .packages.darwin.cask }}    {{ . }} \
{{ end }}    && true
{{ end -}}