# The demo entrypoint: the fixture book, and a login written the way the
# proxy would write it. The dev server (dev.ru, which adds what marks a
# dev run) and the two Fly apps (fly.toml, which runs this file for both
# the per-PR previews and the app deployed from main) serve from here,
# so they differ in their branding and nothing else. A deployment runs
# config.ru, which has neither the seed nor the login and reads no flag
# that would turn them on.
require "pathname"

$LOAD_PATH.unshift(Pathname.new(__dir__) / "lib")
require "pro_tacts"
require "pro_tacts/stub_login"
require_relative "test/fixture_data"

# What a Fly app calls itself, read from the name the platform hands the
# machine: the review-app action names a preview pr-<number>-...
# (.github/workflows/preview.yml), and anything else running this file
# is main's app. Set only where unset, so an exported variable still
# wins; FLY_APP_NAME is absent off Fly, so dev names its own run in
# dev.ru untouched.
if (app_name = ENV["FLY_APP_NAME"])
  preview = app_name.match?(/\Apr-\d+-/)
  ENV["PRO_TACTS_INSTANCE_NAME"] ||= preview ? "pro-tacts (preview)" : "pro-tacts (main)"
  ENV["PRO_TACTS_ACCENT"] ||= preview ? "clay" : "teal"
end

config = ProTacts.config

# Seeded when there is no database yet, not on every boot: a fresh data
# directory gets the fixture book, and a restart keeps whatever has been
# done to it since (an entr reload in dev, a machine coming back in
# preview). A fresh `rake dev` is a new tmpdir and a new deploy is a new
# image, so either is what resets to the fixtures. FixtureData.install
# rebuilds the directory it is handed, which is why it is asked only
# once and only where the database it names is missing (this is the one
# entrypoint that never runs against a deployment's data, and it leaves
# PRO_TACTS_DATABASE alone so the two paths agree).
unless config.database_path.exist?
  store = FixtureData.install(config.data_dir)
  store.name_book(ProTacts::StubLogin::LOGIN, "alpha")
  store.close
end

use ProTacts::StubLogin
run Rack::Builder.parse_file(File.expand_path("config.ru", __dir__))