makeclass('player')

--
-- Data Structure
--   Army.Count
--   Army.Kind          'r','p','s'
--

function player.interface(actor, place)
    gui.menu_item("cb_north",    "Go North")
    gui.menu_item("cb_south",    "Go South")
    gui.menu_item("cb_east",     "Go East")
    gui.menu_item("cb_west",     "Go West")
    gui.menu_item("cb_map",      "Show the Map")
    gui.menu_item("cb_emit_army","Emit an Army")
    gui.menu_item("cb_emit_buff","Emit a Buff")
end

function player:printanimstate()
    local graphic,plane,x,y,z,facing = tangible.animstate(self)
    print("Resulting state: ", graphic, plane, x, y, z, facing)
end

function player.cb_north(actor, place, dialog)
    tangible.animate(place, {action="walk", dy=1})
    actor:printanimstate()
end

function player.cb_south(actor, place, dialog)
    tangible.animate(place, {action="walk", dy=-1})
    actor:printanimstate()
end

function player.cb_east(actor, place, dialog)
    tangible.animate(place, {action="walk", dx=1})
    actor:printanimstate()
end

function player.cb_west(actor, place, dialog)
    tangible.animate(place, {action="walk", dx=-1})
    actor:printanimstate()
end

function player.cb_emit_army(actor,place,dialog)
    local _,pl,ax,ay=tangible.animstate(actor)
    t={class='army',x=ax,y=ay,z=0,plane=pl,graphic='army'}
    pprint("building ",t)
    tangible.build(t)
    t.kind='r'
    t.count=5
    end

function player.cb_emit_buff(actor,place,dialog)
    local _,pl,ax,ay=tangible.animstate(actor)
    t={class='army',x=ax,y=ay,z=0,plane=pl,graphic='buff'}
    pprint("building ",t)
    tangible.build(t)
    end

makeclass('army')
makeclass('buff')

function seq(a,b,c) return a<=b and b<=c or false end

function player.cb_map(actor,place,dialog)
  local rad=2
  local scratch={}
  local lis=tangible.near(actor,rad,true,false)
  pprint("cb_map ",lis)
  for _,t in pairs(lis) do
    local graphic,plane,x,y,z,facing = tangible.animstate(t)
    local c=tangible.getclass(t)
    local dx,dy=tangible.xyz(t)
    local offset=(dy+rad)*(rad*2+1)+dx+rad
    local cl=tangible.getclass(t)
    print("Offset of "..cl.." is "..offset)
    if not scratch[offset] then scratch[offset]={} end
    if not scratch[offset].armies then scratch[offset].armies={} end
    if cl=='player' then table.insert(scratch[offset].armies,t) end
    if not scratch[offset].count then scratch[offset].count={}
    if not scratch[offset].count[cl] then scratch[offset].count[cl]=0 end
    if t.count then scratch[offset].count[cl]=scratch[offset].count[cl]+t.count end
    end
  for dy=-rad,rad do for line=0,1 do
    local lbuf=""
    for dx=-rad,rad do
      if     line==0 then lbuf=lbuf.."---"
      elseif line==1 then
        local kc=0
        local tc=0
        local kstr=' '
        for k,c in pairs(scratch[offset].count) do if c>0 then
          kc=kc+1
          tc=tc+c
          if kc>1 then kstr='M' else kstr=k end
          end end
        lbuf=lbuf.."-"..kstr..(tc>0 and tc or " ")
        end end
    lbuf=lbuf.."-"
    print(lbuf)
    end end
    lbuf=""
    for dx=-rad,rad do lbuf=lbuf.."---" end
    lbuf=lbuf.."-"
    print(lbuf)
    end
  end