Eurojackpot

# @name    Eurojackpot
# @desc    Shows the upcoming Eurojackpot
# @author  breiti
# @version 1.1
# @config  icon_id       text   "Icon ID"               maxlen=24 help="Optional icon ID; empty = built-in icon"
# @config  icon_gap      slider "Icon spacing"          default=3 min=1 max=8 step=1 unit=px
# @config  scroll_speed  slider "Scroll speed"          default=100 min=25 max=200 step=5 unit=%
# @config  start_time    number "Start time HHMM"       default=600 min=0 max=2359 help="Same as end time = always active"
# @config  end_time      number "End time HHMM"         default=1900 min=0 max=2359 help="Same as start time = always active"
# @config  refresh_min   number "Refresh interval"      default=60 min=1 max=1440 unit=min
# @config  duration_sec  slider "Display duration"      default=0 min=0 max=120 unit=s help="0 = device setting"

import json

class Eurojackpot
  var url
  var jackpot
  var value_text
  var ticks
  var refresh_ticks
  var in_flight

  var icon_id
  var icon_gap
  var scroll_opts
  var start_time
  var end_time
  var duration_sec

  def init()
    self.url = "https://www.lottoland.com/en/api/drawings/euroJackpot"

    self.icon_id = store.get("icon_id")
    self.icon_gap = store.get("icon_gap")
    self.scroll_opts = {
      "speed": store.get("scroll_speed"),
      "whenFits": "static"
    }
    self.start_time = store.get("start_time")
    self.end_time = store.get("end_time")
    self.refresh_ticks = store.get("refresh_min") * 60
    self.duration_sec = store.get("duration_sec")

    self.jackpot = store.get("jackpot")
    if self.jackpot != nil
      self.value_text = str(round(self.jackpot)) + "M"
    else
      self.value_text = "--M"
    end

    self.ticks = 0
    self.in_flight = false
  end

  def duration()
    if self.duration_sec == 0
      return 0
    end
    return self.duration_sec * 1000
  end

  def on_body(body, status)
    self.in_flight = false

    if body == nil || status != 200
      log("Eurojackpot request failed: " + str(status))
      return
    end

    var data = json.load(body)
    if !isinstance(data, map)
      log("Eurojackpot: Invalid JSON response")
      return
    end

    var next_draw = data.find("next")
    if !isinstance(next_draw, map)
      log("Eurojackpot: Missing next field")
      return
    end

    var value = num(next_draw.find("jackpot"))
    if value == nil || value <= 0
      log("Eurojackpot: Invalid jackpot value")
      return
    end

    self.jackpot = value
    self.value_text = str(round(value)) + "M"
    store.set("jackpot", value)
  end

  def loop()
    if self.ticks <= 0
      self.ticks = self.refresh_ticks

      if !self.in_flight
        self.in_flight = true
        http.get(self.url, / body, status -> self.on_body(body, status))
      end
    end

    self.ticks -= 1
  end

  def should_show()
    var h = hour()
    var m = minute()

    if h < 0 || m < 0
      return false
    end

    if self.start_time == self.end_time
      return true
    end

    var current_time = h * 60 + m
    var start = (self.start_time / 100) * 60 + self.start_time % 100
    var finish = (self.end_time / 100) * 60 + self.end_time % 100

    if start < finish
      return current_time >= start && current_time < finish
    end

    return current_time >= start || current_time < finish
  end

  def draw()
    clear()

    if self.icon_id == "" || !icon(self.icon_id, 0, 0)
      var color = 0xFFD200
      line(3, 0, 6, 0, color)
      line(2, 1, 7, 1, color)
      rect_fill(1, 2, 2, 2, color)
      line(0, 3, 5, 3, color)
      line(0, 4, 5, 4, color)
      rect_fill(1, 5, 2, 2, color)
      line(2, 6, 7, 6, color)
      line(3, 7, 6, 7, color)
    end

    var x = 8 + self.icon_gap
    var w = width() - x
    var color = settings.get("textColor")

    if text_ink_width(self.value_text) <= w
      text(x, 6, self.value_text, color)
    else
      scroll_text(x, 6, w,
                  self.value_text,
                  color,
                  self.scroll_opts)
    end
  end

  def on_button(btn)
    if btn == "select"
      self.ticks = 0
    end
  end
end

return Eurojackpot()