-- Copyright 2011-12 Paul Kulchenko, ZeroBrane LLC

local gideros
local win = ide.osname == "Windows"
local mac = ide.osname == "Macintosh"

return {
  name = "Gideros",
  description = "Gideros mobile platform",
  api = {"baselib", "gideros"},
  frun = function(self,wfilename,rundebug)
    gideros = gideros or ide.config.path.gideros -- check if the path is configured
    if not gideros then
      local sep = win and ';' or ':'
      local default =
           win and ([[C:\Program Files\Gideros]]..sep..[[D:\Program Files\Gideros]]..sep..
                    [[C:\Program Files (x86)\Gideros]]..sep..[[D:\Program Files (x86)\Gideros]]..sep)
        or mac and ('/Applications/Gideros Studio/Gideros Player.app/Contents/MacOS'..sep)
        or ''
      local path = default
                 ..(os.getenv('PATH') or '')..sep
                 ..(os.getenv('HOME') and os.getenv('HOME') .. '/bin' or '')
      local paths = {}
      for p in path:gmatch("[^"..sep.."]+") do
        gideros = gideros or GetFullPathIfExists(p, win and 'GiderosPlayer.exe' or 'Gideros Player')
        table.insert(paths, p)
      end
      if not gideros then
        DisplayOutput("Can't find gideros executable in any of the folders in PATH: "
          ..table.concat(paths, ", ").."\n")
        return
      end
    end
    if gideros and not wx.wxFileName(gideros):FileExists() then
      DisplayOutput("Can't find the specified gideros executable '"..gideros.."'.\n")
      return
    end

    local giderostools = wx.wxFileName.DirName(wx.wxFileName(gideros)
      :GetPath(wx.wxPATH_GET_VOLUME)
      ..(win and '/Tools' or '/../../../Gideros Studio.app/Contents/Tools'))
    giderostools:Normalize()
    local giderospath = giderostools:GetPath(wx.wxPATH_GET_VOLUME)
    local gdrbridge = GetFullPathIfExists(giderospath, win and 'gdrbridge.exe' or 'gdrbridge')
    if not gdrbridge then
      DisplayOutput("Can't find gideros bridge executable in '"..giderospath.."'.\n")
      return
    end

    -- find *.gproj file in the project directory
    local file
    for _, proj in ipairs(FileSysGet(self:fworkdir(wfilename).."/*.gproj", wx.wxFILE)) do
      if file then
        DisplayOutput("Found multiple .gproj files in the project directory; ignored '"..proj.."'\n")
      end
      file = proj
    end
    if not file then
      DisplayOutput("Can't find gideros project file in the project directory.\n")
      return
    end

    if rundebug then DebuggerAttachDefault({redirect = "c"}) end

    local cmd = ('"%s"'):format(gideros)
    -- CommandLineRun(cmd,wdir,tooutput,nohide,stringcallback,uid,endcallback)
    local pid = CommandLineRun(cmd,self:fworkdir(wfilename),not mac,true,nil,nil,
      function() ide.debugger.pid = nil end)

    do
      DisplayOutput("Starting the player and waiting for the bridge to connect at '"..gdrbridge.."'.\n")
      local cmd = ('"%s" %s'):format(gdrbridge, 'isconnected')
      local attempts, connected = 12
      for _ = 1, attempts do
        local proc = wx.wxProcess()
        proc:Redirect()
        proc:Connect(wx.wxEVT_END_PROCESS, function(event) proc = nil end)
        local bid = wx.wxExecute(cmd, wx.wxEXEC_ASYNC + wx.wxEXEC_MAKE_GROUP_LEADER, proc)
        if not bid or bid == -1 or bid == 0 then
          DisplayOutput(("Program unable to run as '%s'\n"):format(cmd))
          return
        end

        local streamin = proc:GetInputStream()
        for _ = 1, 20 do
          if streamin:CanRead() then
            connected = tonumber(streamin:Read(4096)) == 1
            break end
          wx.wxSafeYield()
          wx.wxWakeUpIdle()
          wx.wxMilliSleep(250)
        end

        if connected then break end
        if connected == nil and proc then
          wx.wxProcess.Kill(bid, wx.wxSIGKILL, wx.wxKILL_CHILDREN)
          wx.wxProcess.Kill(pid, wx.wxSIGKILL, wx.wxKILL_CHILDREN)
          DisplayOutput("Couldn't connect to the player. Try again or check starting the player and the bridge manually.\n")
          return
        end
      end
      if not connected then
        wx.wxProcess.Kill(pid, wx.wxSIGKILL, wx.wxKILL_CHILDREN)
        DisplayOutput("Couldn't connect after "..attempts.." attempts. Try again or check starting the player manually.\n")
        return
      end

      DisplayOutput("Starting project file '"..file.."'.\n")

      cmd = ('"%s" %s "%s"'):format(gdrbridge, 'play', file)
      wx.wxExecute(cmd, wx.wxEXEC_ASYNC)
    end
    return pid
  end,
  fprojdir = function(self,wfilename)
    return wfilename:GetPath(wx.wxPATH_GET_VOLUME)
  end,
  fworkdir = function(self,wfilename)
    return ide.config.path.projectdir or wfilename:GetPath(wx.wxPATH_GET_VOLUME)
  end,
  hasdebugger = true,
  fattachdebug = function(self) DebuggerAttachDefault() end,
  scratchextloop = true,
}