-- PanelSaw.lua by Egalware s.r.l. 2025/09/02
-- Creazione lista taglio e/o programmi di taglio per sezionatrici

-- Intestazioni
require( 'EgtBase')

-- Dati
local WL = require ( 'WallLib')

local PanelSaw = {}


local function GetPanelList()

   local PanelList = {}
   local idMachGroup = EgtGetFirstMachGroup()
   local nMachGroupCount = EgtGetMachGroupCount()

   -- nessun MachGroup ossia nessun pannello: si esce subito
   if ( not idMachGroup) or ( nMachGroupCount == 0) then
      return nil
   end

   -- per ogni MachGroup si estraggono le informazioni del pannello
   for i = 1, nMachGroupCount do

      local vPartInfo = EgtSplitString( EgtGetInfo( idMachGroup, 'PART1', 's'))
      local idPart = vPartInfo[1]

      table.insert( PanelList, {})
      PanelList[i].dLength = EgtGetInfo( idMachGroup, 'PANELLEN', 'd')
      PanelList[i].dWidth = EgtGetInfo( idMachGroup, 'PANELWIDTH', 'd')
      PanelList[i].dThickness = EgtGetInfo( idMachGroup, 'PANELHEIGHT', 'd')
      PanelList[i].sMaterialFullName = EgtGetInfo( idMachGroup, 'MATERIAL', 's') or '0000-MATERIAL'
      local vMaterialInfo = EgtSplitString( PanelList[i].sMaterialFullName, '-')
      PanelList[i].idMaterial = vMaterialInfo[1]
      PanelList[i].idProd = EgtGetInfo( idMachGroup, 'PRODID', 'i')
      PanelList[i].idPatt = EgtGetInfo( idMachGroup, 'PATTID', 'i')
      PanelList[i].nPdn = EgtGetInfo( idPart, 'PDN', 'i')
      PanelList[i].sName = EgtGetInfo( idPart, 'NAM', 's')
      PanelList[i].sDescription = ''
      -- in questa modalità ogni MachGroup è 1 pezzo, non esistono multipli
      -- TODO valutare se raggruppare i pannelli uguali per la cutting list
      PanelList[i].nQuantity = 1
      -- TODO aggiungere labeling, edgebanding, graindirection, ...

      idMachGroup = EgtGetNextMachGroup( idMachGroup)
   end

   return PanelList
end


local function GetSheetList()

   local SheetList = {
      {
         dLength = 2800,
         dWidth = 2070,
         dThickness = 8,
         sMaterial = ''
      },
      {
         dLength = 2800,
         dWidth = 2070,
         dThickness = 18,
         sMaterial = ''
      }
   }

   return SheetList
end


local function GetProjectInfo()

   local ProjectInfo = {}
   local idBtlInfo = EgtGetFirstNameInGroup( GDB_ID.ROOT, 'BtlInfo') or GDB_ID.NULL

   ProjectInfo.sProjectName = EgtGetInfo( idBtlInfo, 'PROJECTNAME', 's') or ''

   return ProjectInfo
end


local function BuildCuttingList_Cutty( PanelList, SheetList, ProjectInfo)

   -- se il numero di pezzi supera il limite, si devono creare più liste
   local nMaxPanelsCount = 30
   local SplittedPanelList = WL.SplitTableInChunks( PanelList, nMaxPanelsCount)
   local LinesToWriteList = {}

   for nCurrentPanelList = 1, #SplittedPanelList do
      local Lines = {}
      LinesToWriteList[nCurrentPanelList] = {}

      local F0 = {
         Header = { 'F0'},
         HeaderPlaceholders = { '%s'},
         Values = { ' 7.70', '210700', '150300'},
         ValuesPlaceholders = { '%s', '%s', '%s'}
      }

      local F0b = {
         Header = { 'F0b', '""', '""', '""', '""'},
         HeaderPlaceholders = { '%s', '%s', '%s', '%s', '%s'}
      }

      local F1 = {
         Header = { 'F1', SplittedPanelList[nCurrentPanelList][1].dThickness, 0, 0, 0},
         HeaderPlaceholders = { '%s', '%.3f', '%.3f', '%.3f', '%.3f'},
         ValuesList = {},
         ValuesPlaceholders = { '%.3f', '%.3f', '%d', '%d', '%d', '%-29d', '%-50s', '%d', '%.3f', '%d', '%d', '%d', '%d'},
      }
      for i = 1, #SheetList do
         F1.ValuesList[i] = { SheetList[i].dLength, SheetList[i].dWidth, 99, 200, 1, 1, SheetList[i].sMaterial, 0, 1, 0, 0, 0, 0}
      end

      local F2 = {
         Header = { 'F2', 0, 0, 0},
         HeaderPlaceholders = { '%s', '%d', '%d', '%d'},
         ValuesList = {},
         ValuesPlaceholders = { '%.3f', '%.3f', '%d', '%d', '%d', '%d', '%d', '%-20s', '%d', '%d', '%d', '%d', '%-50s', '%d', '%d', '%d', '%d', '%d', '%d', '%.3f', '%d', '%d', '%-85d', '%.3f', '%.3f'},
      }
      for i = 1, #SplittedPanelList[nCurrentPanelList] do
         F2.ValuesList[i] = { SplittedPanelList[nCurrentPanelList][i].dLength, SplittedPanelList[nCurrentPanelList][i].dWidth, SplittedPanelList[nCurrentPanelList][i].nQuantity, 0, 0, 0, 0, SplittedPanelList[nCurrentPanelList][i].nPdn, 0, 0, 0, 0, SplittedPanelList[nCurrentPanelList][i].sDescription, 0, 0, 0, 0, 1, 0, 1500, 0, 0, 0, 0, 0}
      end

      local F7 = {
         Header = { 'F7', 3052, 0},
         HeaderPlaceholders = { '%s', '%s', '%d'},
         ValuesList = {
            { 218, 436},
            { 167, 669},
            { 204, 408},
            { 204, 204},
            { 204, 204},
            { 209, 209},
            { 167, 167},
            { 213, 213},
            { 229, 229},
            { 164, 164},
            { 150, 150}
         },
         ValuesPlaceholders = {
            { '%s', '%s'},
            { '%s', '%s'},
            { '%s', '%s'},
            { '%s', '%s'},
            { '%s', '%s'},
            { '%s', '%s'},
            { '%s', '%s'},
            { '%s', '%s'},
            { '%s', '%s'},
            { '%s', '%s'},
            { '%s', '%s'}
         }
      }

      local F7b = {
         Header = { 'F7b', 0, 0, 0, 0},
         HeaderPlaceholders = { '%s', '%.3f', '%.3f', '%.3f', '%.3f'},
         Values = {},
         ValuesPlaceholders = {}
      }

      local F8 = {
         Header = { 'F8', 0, 0, 20, 20, 0, 0, 0, -1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
         HeaderPlaceholders = { '%s', '%.3f', '%.3f', '%d', '%d', '%d', '%d', '%.3f', '%d', '%d', '%d', '%d', '%d', '%d', '%.3f', '%d', '%d', '%d', '%d', '%d', '%d', '%.3f', '%.3f', '%.3f'}
      }

      local F9 = {
         Header = { 'F9', 0, 0, 0, 0, 0, 0, 0, 0, 10, 0, 4.3, 0, 0, 0, 2, 0, 2450, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0},
         HeaderPlaceholders = { '%s', '%d', '%.3f', '%d', '%.3f', '%.3f', '%.3f', '%.3f', '%.3f', '%d', '%d', '%.3f', '%d', '%d', '%d', '%d', '%.3f', '%.3f', '%d', '%d', '%.3f', '%.3f', '%.3f', '%.3f', '%d', '%d', '%.3f', '%.3f'}
      }

      local F3 = {
         Header = { 'F3'},
         HeaderPlaceholders = { '%s'}
      }

      local E0 = {
         Header = { 'E0'},
         HeaderPlaceholders = { '%s'}
      }

      -- F0
      table.insert( Lines, string.format( table.concat( F0.HeaderPlaceholders, ' '), table.unpack( F0.Header)))
      table.insert( Lines, string.format( table.concat( F0.ValuesPlaceholders, ' '), table.unpack( F0.Values)))

      -- linea vuota
      table.insert( Lines, '')

      -- F0b
      table.insert( Lines, string.format( table.concat( F0b.HeaderPlaceholders, ' '), table.unpack( F0b.Header)))

      -- linea vuota
      table.insert( Lines, '')

      -- F1 - sheets
      table.insert( Lines, string.format( table.concat( F1.HeaderPlaceholders, ' '), table.unpack( F1.Header)))
      for i = 1, #F1.ValuesList do
         local Values = F1.ValuesList[i]
         local Placeholders = F1.ValuesPlaceholders
         table.insert( Lines, string.format( table.concat( Placeholders, ' '), table.unpack( Values)))
      end

      -- linea vuota
      table.insert( Lines, '')

      -- F2 - panels
      table.insert( Lines, string.format( table.concat( F2.HeaderPlaceholders, ' '), table.unpack( F2.Header)))
      for i = 1, #F2.ValuesList do
         local Values = F2.ValuesList[i]
         local Placeholders = F2.ValuesPlaceholders
         table.insert( Lines, string.format( table.concat( Placeholders, ' '), table.unpack( Values)))
      end

      -- linea vuota
      table.insert( Lines, '')

      -- F7
      table.insert( Lines, string.format( table.concat( F7.HeaderPlaceholders, ' '), table.unpack( F7.Header)))
      for i = 1, #F7.ValuesList do
         local Values = F7.ValuesList[i]
         local Placeholders = F7.ValuesPlaceholders[i]
         table.insert( Lines, string.format( table.concat( Placeholders, ' '), table.unpack( Values)))
      end

      -- linea vuota
      table.insert( Lines, '')

      -- F7b
      table.insert( Lines, string.format( table.concat( F7b.HeaderPlaceholders, ' '), table.unpack( F7b.Header)))

      -- linea vuota
      table.insert( Lines, '')

      -- F8
      table.insert( Lines, string.format( table.concat( F8.HeaderPlaceholders, ' '), table.unpack( F8.Header)))

      -- linea vuota
      table.insert( Lines, '')

      -- F9
      table.insert( Lines, string.format( table.concat( F9.HeaderPlaceholders, ' '), table.unpack( F9.Header)))

      -- linea vuota
      table.insert( Lines, '')

      -- F3
      table.insert ( Lines, string.format( table.concat( F3.HeaderPlaceholders, ' '), table.unpack( F3.Header)))

      -- E0
      table.insert( Lines, string.format( table.concat( E0.HeaderPlaceholders, ' '), table.unpack( E0.Header)))

      -- linea vuota
      table.insert( Lines, '')

      LinesToWriteList[nCurrentPanelList] = Lines
   end


   return LinesToWriteList
end


local function BuildCuttingList( PanelList, sOutputType)

   local LinesToWriteList = {}
   local SheetList = GetSheetList()
   local ProjectInfo = GetProjectInfo()
   local dRequiredThickness = PanelList[1].dThickness

   -- solo gli sheets dello spessore corretto vanno considerati
   local ActualSheetList = {}
   for i = 1, #SheetList do
      if abs( SheetList[i].dThickness - dRequiredThickness) < 10 * GEO.EPS_SMALL then
         ActualSheetList[#ActualSheetList+1] = {
            dLength = SheetList[i].dLength,
            dWidth = SheetList[i].dWidth,
            dThickness = SheetList[i].dThickness,
            sMaterial =  SheetList[i].sMaterial
         }
      end
   end

   -- Casadei
   if sOutputType == 'CUTTY' then

      LinesToWriteList = BuildCuttingList_Cutty( PanelList, ActualSheetList, ProjectInfo)
      
   -- Homag
   elseif sOutputType == 'HOMAG' then


   end

   return LinesToWriteList
end


-- restituisce i pannelli raggruppati per coppia materiale-spessore univoca
local function GroupByMaterial( PanelList)
   local PanelsGroupedByMaterial = {}

   for i = 1, #PanelList do
      local idMaterial = PanelList[i].idMaterial
      local dMaterialThickness = PanelList[i].dThickness

      -- si crea una chiave unica dalla coppia
      local key = idMaterial .. "_" .. tostring( dMaterialThickness)

      -- se la chiave non esiste già nella tabella, si crea
      if not PanelsGroupedByMaterial[key] then
         PanelsGroupedByMaterial[key] = {}
      end

      -- aggiunta del pezzo corrente al gruppo chiave corrispondente
      table.insert( PanelsGroupedByMaterial[key], PanelList[i])
   end

   return PanelsGroupedByMaterial
end


function PanelSaw.GenerateCuttingList( sOutputType)

   local PanelList = GetPanelList()
   local PanelsGroupedByMaterial = GroupByMaterial( PanelList)

   for key, PanelListSingleMaterial in pairs( PanelsGroupedByMaterial) do

      -- path in cui scrivere i file
      local sCurrentNgePath, sCurrentNgeName = EgtSplitPath( EgtGetCurrFilePath())

      if sOutputType then
         -- costruzione lista istruzioni
         local LinesToWriteList = BuildCuttingList( PanelListSingleMaterial, sOutputType)
         
         for i = 1, #LinesToWriteList do
            -- scrittura file
            local sFilename = sCurrentNgePath .. 'CutList-' .. sCurrentNgeName .. '-' .. key .. '-' .. i .. sOutputType
            sFilename = sFilename:gsub( '%.', '_')
            local hFile, nFileErr = io.open( sFilename, 'w')
            if not hFile then
               EgtOutLog( 'Error creating cutting list : IO error ' .. tostring( nFileErr))
               return false
            end
            hFile:write( table.concat( LinesToWriteList[i], "\n"))
            hFile:close()
         end

      -- se nessun tipo si deve scrivere un json semplice
      else

      end
   end

   return
end


return PanelSaw