--[[
-  предназначено специально для ОС созданного Elite Club Session  -
-                 создано Лукашевичем Андреем                     -
-      при отсутствии библиотеки ECSAPI требуется скачать ее      -
]]--
-----------------------------------------------------------------------------------------------------------------
local ecs = require("ECSAPI")
local event = require("event")
local component = require("component")
local gpu = component.gpu
local cnum = {0x0000FF,0x00FF00,0xFF0000,0x000055,0x550000,0x005500,0xFF00FF,0x000000}
--ecs.border(10,10,10,10,0xFF0000,0xFFFFFF)
local data = ecs.universalWindow("auto","auto",30,0x666666,true,
  {"separator",0x000000},
  {"CenterText",ecs.colors.yellow,"ИГРА САПЕР"},
  {"separator",0x000000},
  {"CenterText",0x111111,"управление"},
  {"CenterText",0x111111,"лкм - открыть"},
  {"CenterText",0x111111,"пкм на пустую - поставить флажок"},
  {"CenterText",0x111111,"пкм на открытую - открыть соседние"},
  {"CenterText",0x111111,"выберите размер поля"},
  {"Selector",0xFFFFFF, ecs.colors.orange, "10x10", "30x30","40x40"},
  {"CenterText",0x111111,"выберите сложность"},
  {"Selector",0xFFFFFF,ecs.colors.orange,"легко","средне","сложно"},
  {"CenterText",0x111111,"введите имя"},
  {"input",0xFFFFFF,ecs.colors.orange,"write text"},
  {"button",{ecs.colors.green,ecs.colors.black,"начать"},{ecs.colors.red,ecs.colors.black,"выход"}},
  {"CenterText",0x222222,"сделано Андреем Лукашевичем"}
)

local fieldsize, dif, name, buttonPress = data[1], data[2], data[3], data[4]
--print(fieldsize,dif,name)
--os.sleep(1)
-----------------------------------------------------------------------------------------------------------------
if buttonPress == "начать" then
--  print(fieldsize)
  if fieldsize == "10x10" then
    size = 10
    tmp = 1
  elseif fieldsize == "30x30" then
    size = 30
    tmp = 10
  elseif fieldsize == "40x40" then
    size = 40
    tmp = 15
  end
  if dif == "легко" then
      mines = size+math.floor(size/7)*tmp
  elseif dif == "средне" then
    mines = 2*size+math.floor(size/6)*tmp
  elseif dif == "сложно" then
    mines = 3*size+math.floor(size/5)*tmp
  end
  flags = mines
  openfield = 0
  ecs.border(1,2,size*2+2,size+2,ecs.colors.blue,0xFF0000)
--------------------------------------- генерирование поля -----------------------------------------------
  local field = {}
  for i = 0,size+1 do
    field[i] = {}
    for j = 0,size+1 do
      field[i][j] = {}
      field[i][j][0] = 0  -- -1 - мина, 1-8 кол-во мин вокруг
      field[i][j][1] = 0  -- 0 - закрыто, 1 - открыто, 2 - флажок
    end
  end
  gpu.setBackground(ecs.colors.gray)
  gpu.fill(2,3,size*2,size," ")
  for i = 1,mines do
    x = math.random(1,size)
    y = math.random(1,size)
    while field[x][y][0] == -1 do
      x = math.random(1,size)
      y = math.random(1,size)
    end
    field[x][y][0] = -1
--      gpu.set(x*2+1,y+2,"#")
  end
  local tmp = 0
  for x = 1,size do
    for y = 1, size do
--      print(field[x][y][0])
      if field[x][y][0] ~= -1 then
        tmp = 0
        if field[x-1][y-1][0] == -1 then
          tmp = tmp + 1
        end
        if field[x-1][y][0] == -1 then
          tmp = tmp + 1
        end
        if field[x-1][y+1][0] == -1 then
          tmp = tmp + 1
        end
        if field[x][y-1][0] == -1 then
          tmp = tmp + 1
        end
        if field[x][y+1][0] == -1 then
          tmp = tmp + 1
        end
        if field[x+1][y-1][0] == -1 then
          tmp = tmp + 1
        end
        if field[x+1][y][0] == -1 then
          tmp = tmp + 1
        end
        if field[x+1][y+1][0] == -1 then
          tmp = tmp + 1
        end
        field[x][y][0] = tmp
        tmp2 = tostring(tmp)
--        gpu.set(x*2,2+y,tmp2)
--        gpu.set(1+x*2,2+y,tmp2)
--        os.sleep(0.1)
      end
    end
  end
  gpu.setBackground(0x999999)
  gpu.setForeground(0xFFFFFF)
--------------------------------------- обработка событий ------------------------------------------------
function usecell(x,y,type)
  if type == 0 then
    if field[x][y][0] == -1 then
      for i = 1,size do
        for j = 1,size do
          if field[i][j][0]==-1 then
            gpu.setBackground(0x000000)
            gpu.setForeground(0xFF0000)
            gpu.set(i*2+1,2+j,"#")
          end
        end
      end
      ecs.universalWindow("auto","auto",30,0xDDDDDD,true,
        {"EmptyLine"},
        {"CenterText",0x111111,"вы проиграли"},
        {"EmptyLine"},
        {"button",{ecs.colors.red,0xFFFFFF,"OK"}}
      )
      gamestate = false
    elseif field[x][y][1] == 0 then
      if field[x][y][0] == 0 then
        if (x~=0)and(x~=size+1)and(y~=0)and(y~=size+1) then
          field[x][y][1] = 1
          openfield = openfield + 1
          usecell(x-1,y-1,0)
          usecell(x-1,y,0)
          usecell(x-1,y+1,0)
          usecell(x,y-1,0)
          usecell(x,y+1,0)
          usecell(x+1,y-1,0)
          usecell(x+1,y,0)
          usecell(x+1,y+1,0)
          gpu.set(x*2,2+y,"  ")
        end
      else
        gpu.setForeground(cnum[field[x][y][0]])
        gpu.set(x*2,2+y,tostring("."..field[x][y][0]))
        gpu.setForeground(0xFFFFFF)
        field[x][y][1] = 1
        openfield = openfield + 1
      end
    end
  elseif type == 1 then
    if field[x][y][1] == 0 then
      if (flags > 0) then
        gpu.setBackground(0xFFFF00)
        flags = flags - 1
        field[x][y][1] = 2
        gpu.set(x*2,2+y,"  ")
        gpu.setBackground(0x999999)
      end
    elseif field[x][y][1] == 1 then
      tmp = 0
      if field[x-1][y-1][1] == 2 then
        tmp = tmp + 1
      end
      if field[x-1][y][1] == 2 then
        tmp = tmp + 1
      end
      if field[x-1][y+1][1] == 2 then
        tmp = tmp + 1
      end
      if field[x][y-1][1] == 2 then
        tmp = tmp + 1
      end
      if field[x][y+1][1] == 2 then
        tmp = tmp + 1
      end
      if field[x+1][y-1][1] == 2 then
        tmp = tmp + 1
      end
      if field[x+1][y][1] == 2 then
        tmp = tmp + 1
      end
      if field[x+1][y+1][1] == 2 then
        tmp = tmp + 1
      end
      if tmp == field[x][y][0] then
----
        if field[x-1][y-1][1] == 0 then
          usecell(x-1,y-1,0)
        end
        if field[x-1][y][1] == 0 then
          usecell(x-1,y,0)
        end
        if field[x-1][y+1][1] == 0 then
          usecell(x-1,y+1,0)
        end
        if field[x][y-1][1] == 0 then
          usecell(x,y-1,0)
        end
        if field[x][y+1][1] == 0 then
          usecell(x,y+1,0)
        end
        if field[x+1][y-1][1] == 0 then
          usecell(x+1,y-1,0)
        end
        if field[x+1][y][1] == 0 then
          usecell(x+1,y,0)
        end
        if field[x+1][y+1][1] == 0 then
          usecell(x+1,y+1,0)
        end
----
      end
    else
--      gpu.setBackground(ecs.colors.gray)
--      gpu.setBack
      flags = flags + 1
      field[x][y][1] = 0
      gpu.set(x*2,2+y,"  ")
--      gpu.setBackground(0x999999)
    end
  end
end
gamestate = true
while gamestate do
  _,_,x,y,type = event.pull("touch")
  x = math.floor((x)/2)
  y = y-2
  if (x>0)and(x<size+1)and(y>0)and(y<size+1) then
    usecell(x,y,type)
  end
  win = false
  if openfield >= size*size-mines then
    win = true
  end
  if flags == 0 then
    win = true
    for i = 1,size do
      for j = 1,size do
        if ((field[i][j][0] == -1)and(field[i][j][1]==2))or((field[i][j][0] ~= -1)and(field[i][j][1]==1)) then
        else
          win = false
        end
      end
    end
  end
  if win then
    gamestate = false
    ecs.universalWindow("auto","auto",30,0xDDDDDD,true,
      {"EmptyLine"},
      {"CenterText",0x111111,"Поздравляем! Вы выиграли!"},
      {"EmptyLine"},
      {"button",{ecs.colors.green,0xFFFFFF,"ОК"}}
    )
  end
  gpu.set(1,1,"   "..tostring(flags).." мин  ")
--  print(field[x][y][0])
end
--  io.read()
end