#!/usr/bin/env bash
# Take the README screenshots: build arr-tui, start the fake services with the
# made-up library, and run every scene in Ghostty on a virtual X display. The
# pictures go to docs/screenshots/ (losslessly compressed if oxipng is there).
#
# Needs: go, python3, ghostty, xvfb-run (Xvfb), xdotool, ImageMagick 7,
# fontconfig with DejaVu fonts; oxipng optional. On NixOS:
#   nix-shell -p xvfb-run xorg-server xdotool imagemagick oxipng --run dev/screenshots/take.sh
set -euo pipefail
here=$(cd "$(dirname "$0")" && pwd)
repo=$(cd "$here/../.." && pwd)
out=$repo/docs/screenshots
# The Config view shows the config file's path; keep it neutral.
demo=/tmp/arr-tui-demo

for tool in go python3 ghostty xvfb-run xdotool magick fc-match; do
  command -v "$tool" >/dev/null || { echo "take.sh: $tool is missing" >&2; exit 1; }
done

work=$(mktemp -d)
cleanup() {
  [[ -n ${server:-} ]] && kill "$server" 2>/dev/null
  rm -rf "$work" "$demo"
}
trap cleanup EXIT

echo "building arr-tui"
go build -C "$repo" -o "$work/arr-tui" ./cmd/arr-tui

[[ -d $here/posters ]] || { echo "generating posters"; "$here/posters.sh"; }

echo "starting the fake Radarr, Sonarr, SABnzbd and Trakt"
export ARR_TUI_TRAKT_URL=http://127.0.0.1:19894
python3 "$here/server.py" &
server=$!
sleep 1

# One config per theme, each at $demo/<theme>/.config/arr-tui/config.json.
for theme in dark light; do
  mkdir -p "$demo/$theme/.config/arr-tui"
  cat >"$demo/$theme/.config/arr-tui/config.json" <<JSON
{
  "radarr":  {"url": "http://127.0.0.1:19891", "apikey": "0123456789abcdef0123456789abcdef", "default_quality_profile": "Ultra-HD", "default_root_folder": "/movies"},
  "sonarr":  {"url": "http://127.0.0.1:19892", "apikey": "0123456789abcdef0123456789abcdef", "default_quality_profile": "HD-1080p", "default_root_folder": "/tv"},
  "sabnzbd": {"url": "http://127.0.0.1:19893", "apikey": "0123456789abcdef0123456789abcdef"},
  "trakt":   {"client_id": "0123456789abcdef0123456789abcdef"},
  "ui": {"theme": "$theme"}
}
JSON
  chmod 600 "$demo/$theme/.config/arr-tui/config.json"
done

mkdir -p "$out"
shoot() { # scene theme [ghostty args]
  echo "scene $1"
  XDG_CONFIG_HOME=$demo/$2/.config "$here/xshot.sh" "$here/scenes/$1.txt" "$out" "${3:-}" "$work/arr-tui"
}
shoot views dark
shoot discover dark
shoot episodes dark
shoot config dark
shoot light light "--background=eeeeee --foreground=1c1c1c"

if command -v oxipng >/dev/null; then
  oxipng -o 4 --strip safe -q "$out"/*.png
fi
echo "screenshots in $out:"
ls "$out"