lang = lephisto.lang()
if lang == "es" then
  -- Not translated.
else -- Default English.
  misn_desc     = "%s needs a delivery of %d tons of %s."
  misn_reward   = "%d Scred."
  title         = {}
  title[1]      = "Cargo delivery to %s"
  title[2]      = "Freight delivery to %s"
  title[3]      = "Transport to %s"
  title[4]      = "Delivery to %s"
  full_title    = "Ship is full"
  full_msg      = "Your ship is too full. You need to make room for %d tons if you want to be able to accept the mission."
  accept_title  = "Mission Accepted"
  accept_msg    = "The workers load %d tons of %s onto your ship."
  toomany_title = "Too many missions"
  toomany_msg   = "You have too many active missions."
  finish_title  = "Succesful Delivery"
  finish_msg    = "The workers unload the %s at the docks."
  miss_title    = "Cargo missing"
  miss_msg      = "You are missing the %d tons of %s!"
end

-- Create the mission.
function create()
  -- Target destination.
  local i = 0
  repeat
    planet = space.getPlanet(misn.factions())
    i = i + 1
  until planet ~= space.landName() or i > 10
  -- Protect agains inf loop.
  if i > 10 then
    misn.finish()
  end

  -- Missions generic.
  misn_type = "Cargo"
  i = rnd.int(3)
  misn.setTitle(string.format(title[i+1], planet))

  -- More mission specifics.
  carg_mass = rnd.int(10, 30)
  i = rnd.int(1)
  if i == 0 then carg_type = "Food"
  elseif i == 1 then carg_type = "Ore"
  end
  misn.setDesc(string.format(misn_desc, planet, carg_mass, carg_type))
  reward = carg_mass * (750 + rnd.int(250)) + rnd.int(5000)
  misn.setReward(string.format(misn_reward, reward))
end

function accept()
  if player.freeCargo() < carg_mass then
    tk.msg(full_title, string.format(full_msg, carg_mass-player.freeCargo()))
    elseif misn.accept() then -- Able to accept the mission, hooks BREAK after accepting.
      carg_id = player.addCargo(carg_type, carg_mass)
      tk.msg(accept_title, string.format(accept_msg, carg_mass, carg_type))
      hook.land("land"); -- Only hook after accepting.
    else
      tk.msg(toomany_title, toomany_msg)
    end
end

function land()
  if space.landName() == planet then
    if player.rmCargo(carg_id) then
      player.pay(reward)
      tk.msg(finish_title, string.format(finish_msg, carg_type))
      misn_finish()
    else
      tk.msg(miss_title, string.format(miss_msg, carg_mass, carg_type))
    end
  end
end