-- Strategia: STR0004
-- Descrizione 
-- motosega per slot
-- Feature: tipo lapjoint

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-- TODO
-- 1 - Inserire antischeggia (fresa o lama)
-- 2 - Smusso a V
-- 3 - Implementare lavorazione di geometrie inclinate
-- 4 - Gestire lavorazioni da sotto (ove possibile, in generale la motosega non lavora da sotto)
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-- carico librerie
local BeamLib = require( 'BeamLib')
local BeamData = require( 'BeamDataNew')
local MachiningLib = require( 'MachiningLib')
local FeatureLib = require( 'FeatureLib')
-- strategie di base
local FaceByChainsaw = require( 'FACEBYCHAINSAW')

-- Tabella per definizione modulo
local STR0004 = {}
local Strategy = {}
local Chainsaw = {}
Chainsaw.Result = {}

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local function IsTopologyOk( Proc)
   if Proc.Topology.bAllRightAngles and
      ( Proc.Topology.sName == 'Pocket-5-Blind' or
        Proc.Topology.sName == 'Groove-3-Through' or
        Proc.Topology.sName == 'Groove-4-Blind'  or
        Proc.Topology.sName == 'Tunnel-4-Through') then

      return true
   else
      return false
   end
end


-- TODO si può unificare con Sorting generale
local function SortMachiningsBySegment( MachiningA, MachiningB)
   if MachiningA.nFeatureSegment > MachiningB.nFeatureSegment then
      return false
   elseif MachiningB.nFeatureSegment > MachiningA.nFeatureSegment then
      return true
   else
      if MachiningA.sEdgeType == 'Side' and MachiningB.sEdgeType ~= 'Side' then
         return true
      elseif MachiningB.sEdgeType == 'Side' and MachiningA.sEdgeType ~= 'Side' then
         return false
      end
   end
end


local function AddResult( Machining, Result)
   table.insert( Result, {})
   if not Result.Bottom then
      Result.Bottom = {}
   end
   if not Result.Side then
      Result.Side = {}
   end
   if not Result.Opposite then
      Result.Opposite = {}
   end
   if Machining.sEdgeType == 'Bottom' then
      table.insert( Result.Bottom, Machining)
   elseif Machining.sEdgeType == 'Side' then
      table.insert( Result.Side, Machining)
   elseif Machining.sEdgeType == 'Opposite' then
      table.insert( Result.Opposite, Machining)
   else
      error('AddResult : unknown edge type')
   end

   return Result
end


function Chainsaw.AddResult( Mortising)
   AddResult( Mortising, Chainsaw.Result)
end


local function GetTotalAreaToMachine( Machinings)
   local dTotalAreaToMachine = 0

   for i = 1, #Machinings do
      local Machining = Machinings[i]
      dTotalAreaToMachine = dTotalAreaToMachine + Machining.dAreaToMachine
   end

   return dTotalAreaToMachine
end


function STR0004.Make( bAddMachining, Proc, Part, CustomParameters)
   -- carico parametri da default e li aggiorno con quelli passati dal chiamante (potrebbero non essere congruenti)
   local StrategyLib = {}
   StrategyLib.Config = STRATEGIES_CONFIG[CustomParameters.sStrategyId]
   Strategy.sName = StrategyLib.Config.sStrategyId
   Strategy.Parameters = BeamLib.LoadCustomParametersInStrategy( Proc, Part, CustomParameters, StrategyLib.Config)
   Strategy.Result = {}
   Strategy.Result.sInfo = ''
   Chainsaw.Result = {}

   if not IsTopologyOk( Proc) then
      Strategy.Result = FeatureLib.GetStrategyResultNotApplicable( 'Topology')
      return false, Strategy.Result
   end

   -- calcolo estensione oltre la coda
   local dExtendAfterTail = Strategy.Parameters.dExtendAfterTail or max( Part.dDistanceToNextPiece - BeamData.CUT_EXTRA, 0)
   if MachiningLib.CanExtendAfterTail( Strategy.Parameters.sCanDamageNextPiece, Part) then
      dExtendAfterTail = 10000
   end
   
   -- volume della feature
   local dFeatureVolume = Proc.dVolume

   -- eventuali punti di spezzatura
   local FeatureSplittingPoints = FeatureLib.GetFeatureSplittingPoints( Proc, Part)
   local bIsSplitFeature = false
   if #FeatureSplittingPoints > 0 then
      bIsSplitFeature = true
   end

   -- se arriva una feature senza MainFaces o MainEdges necessari la strategia non è applicabile
   -- TODO riuniure a IsTopologyOk?
   if not Proc.MainFaces
      or not Proc.MainFaces.LongFaces[1]
      or not Proc.MainFaces.LongFaces[1].MainEdges then

      Strategy.Result = FeatureLib.GetStrategyResultNotApplicable( 'Topology')
      return false, Strategy.Result
   end

   -- altezza tasca
   local dPocketHeight = 0
   if Proc.Topology.sFamily == 'Tunnel' then
      dPocketHeight = Proc.MainFaces.SideFaces[1].MainEdges.OppositeEdges[1].dLength
   elseif Proc.Topology.sName == 'Groove-3-Through' then
      local BottomFace = Proc.MainFaces.BottomFaces[1]
      local frFrame = Frame3d( BottomFace.ptCenter, BottomFace.vtN, BottomFace.MainEdges.LongEdges[1].vtEdge)
      local b3BottomFace = EgtSurfTmGetFacetBBoxRef( Proc.id, BottomFace.id, GDB_BB.STANDARD, frFrame)
      dPocketHeight = b3BottomFace:getDimY()
   else
      dPocketHeight = Proc.MainFaces.BottomFaces[1].MainEdges.SideEdges[1].dLength
   end

   -- riferimenti locali per leggibilità e performance
   local LongFace = Proc.MainFaces.LongFaces[1]
   local OppositeEdge1 = LongFace.MainEdges.OppositeEdges[1]
   local OppositeEdge2 = LongFace.MainEdges.OppositeEdges[2]
   local SideEdge1 = LongFace.MainEdges.SideEdges[1]
   local SideEdge2 = LongFace.MainEdges.SideEdges[2]
   local BottomEdge = LongFace.MainEdges.BottomEdge

   -- calcolo lavorazioni
   local Mortising = {}
   -- parametri comuni a tutte le lavorazioni
   OptionalParameters = {
      dExtendAfterTail = dExtendAfterTail,
      dPocketHeight = dPocketHeight,
      bIsSplitFeature = bIsSplitFeature
   }

   -- TODO aggiungere verifica finecorsa e nel caso cambio lato
   if Proc.Topology.sName == 'Groove-4-Blind' or Proc.Topology.sName == 'Pocket-5-Blind' then

      -- si lavora tutto il fondo
      Mortising = FaceByChainsaw.Make( Proc, Part, LongFace, BottomEdge, OptionalParameters)
      Chainsaw.AddResult( Mortising)

      -- materiale residuo - se possibile si lavora dal lato
      if ( Chainsaw.Result.Bottom[#Chainsaw.Result.Bottom].dResidualDepth > 10 * GEO.EPS_SMALL
         or not Chainsaw.Result.Bottom[#Chainsaw.Result.Bottom].bIsApplicable)
         and #Proc.MainFaces.SideFaces == 1 then

         OptionalParameters.OppositeToolDirectionMode = 'Enabled'
         local dLengthAlreadyMachined = 0
         if Chainsaw.Result.Bottom[1].bIsApplicable then
            dLengthAlreadyMachined = Chainsaw.Result.Bottom[1].dDepthToMachine
         end
            
         if BottomEdge.bIsStartOpen then
            Mortising = FaceByChainsaw.Make( Proc, Part, LongFace, SideEdge1, OptionalParameters)
            Mortising.dAreaToMachine = Mortising.dDepthToMachine * ( Mortising.dEdgeLength - dLengthAlreadyMachined)
         elseif BottomEdge.bIsEndOpen then
            Mortising = FaceByChainsaw.Make( Proc, Part, LongFace, SideEdge2, OptionalParameters)
            Mortising.dAreaToMachine = Mortising.dDepthToMachine * ( Mortising.dEdgeLength - dLengthAlreadyMachined)
         end

         Chainsaw.AddResult( Mortising)
      end

   elseif Proc.Topology.sName == 'Groove-3-Through' then

      -- si lavora tutto il fondo
      Mortising = FaceByChainsaw.Make( Proc, Part, LongFace, BottomEdge, OptionalParameters)
      Chainsaw.AddResult( Mortising)

      -- materiale residuo - si lavorano i lati
      if ( Chainsaw.Result.Bottom[1].dResidualDepth > 10 * GEO.EPS_SMALL or
         not Chainsaw.Result.Bottom[#Chainsaw.Result.Bottom].bIsApplicable) then
         
         OptionalParameters.dDepthToMachine = SideEdge1.dElevation + BeamData.CUT_EXTRA
         OptionalParameters.OppositeToolDirectionMode = 'Enabled'
         
         Mortising = FaceByChainsaw.Make( Proc, Part, LongFace, SideEdge1, OptionalParameters)
         Mortising.dAreaToMachine = Mortising.dDepthToMachine * ( Mortising.dEdgeLength - Chainsaw.Result.Bottom[1].dDepthToMachine)
         Chainsaw.AddResult( Mortising)

         -- ancora materiale residuo - si lavora da entrambi i lati
         if Chainsaw.Result.Side[1].dResidualDepth > 10 * GEO.EPS_SMALL then

            Chainsaw.Result.Side[1].bIsApplicable = false
            
            OptionalParameters.bExtendWithCornerRadius = true
            OptionalParameters.dDepthToMachine = SideEdge1.dElevation / 2 + BeamData.CUT_EXTRA_MIN

            Mortising = FaceByChainsaw.Make( Proc, Part, LongFace, SideEdge1, OptionalParameters)
            Mortising.dAreaToMachine = Mortising.dDepthToMachine * ( Mortising.dEdgeLength - Chainsaw.Result.Bottom[1].dDepthToMachine)
            Chainsaw.AddResult( Mortising)
            
            OptionalParameters.dDepthToMachine = SideEdge2.dElevation / 2 + BeamData.CUT_EXTRA_MIN
            
            Mortising = FaceByChainsaw.Make( Proc, Part, LongFace, SideEdge2, OptionalParameters)
            Mortising.dAreaToMachine = Mortising.dDepthToMachine * ( Mortising.dEdgeLength - Chainsaw.Result.Bottom[1].dDepthToMachine)
            Chainsaw.AddResult( Mortising)

            -- lavorando dai due lati non c'è materiale residuo - si può disabilitare la lavorazione del fondo
            if Chainsaw.Result.Side[2].dResidualDepth < 10 * GEO.EPS_SMALL then
               Chainsaw.Result.Bottom[1].bIsApplicable = false
            end
         end
      end

   elseif Proc.Topology.sName == 'Tunnel-4-Through' then
      
      OptionalParameters.dDepthToMachine = OppositeEdge1.dElevation + BeamData.CUT_EXTRA
      OptionalParameters.OppositeToolDirectionMode = 'Enabled'
      OptionalParameters.bExtendWithCornerRadius = true

      Mortising = FaceByChainsaw.Make( Proc, Part, LongFace, OppositeEdge1, OptionalParameters)
      Chainsaw.AddResult( Mortising)

      -- se dal lato OppositeEdge1 non è applicabile (solitamente per finecorsa) si prova dal lato opposto
      if not Chainsaw.Result.Opposite[1].bIsApplicable then
         OptionalParameters.dDepthToMachine = OppositeEdge2.dElevation + BeamData.CUT_EXTRA
         Mortising = FaceByChainsaw.Make( Proc, Part, LongFace, OppositeEdge2, OptionalParameters)
         Chainsaw.AddResult( Mortising)
      end

      -- se lavorando solo da un lato rimane materiale residuo, si lavora da entrambi
      if Chainsaw.Result.Opposite[1].dResidualDepth > 10 * GEO.EPS_SMALL
         or ( Chainsaw.Result.Opposite[2] and Chainsaw.Result.Opposite[2].dResidualDepth > 10 * GEO.EPS_SMALL) then

         Chainsaw.Result.Opposite[1].bIsApplicable = false
         if Chainsaw.Result.Opposite[2] then
            Chainsaw.Result.Opposite[2].bIsApplicable = false
         end
         
         OptionalParameters.dDepthToMachine = OppositeEdge1.dElevation / 2 + BeamData.CUT_EXTRA_MIN

         FaceByChainsaw.Make( Proc, Part, LongFace, OppositeEdge1, OptionalParameters)
         Chainsaw.AddResult( Mortising)

         OptionalParameters.dDepthToMachine = OppositeEdge2.dElevation / 2 + BeamData.CUT_EXTRA_MIN

         FaceByChainsaw.Make( Proc, Part, LongFace, OppositeEdge2, OptionalParameters)
         Chainsaw.AddResult( Mortising)
      end
   end

   -- lavorazioni raggruppate in unica lista
   Chainsaw.Result.Sorted = {}
   for i = 1, #Chainsaw.Result.Side do
      if Chainsaw.Result.Side[i].bIsApplicable then
         table.insert( Chainsaw.Result.Sorted, Chainsaw.Result.Side[i])
      end
   end
   for i = 1, #Chainsaw.Result.Bottom do
      if Chainsaw.Result.Bottom[i].bIsApplicable then
         table.insert( Chainsaw.Result.Sorted, Chainsaw.Result.Bottom[i])
      end
   end
   for i = 1, #Chainsaw.Result.Opposite do
      if Chainsaw.Result.Opposite[i].bIsApplicable then
         table.insert( Chainsaw.Result.Sorted, Chainsaw.Result.Opposite[i])
      end
   end

   -- aggiunta eventuali lavorazioni splittate
   if bIsSplitFeature then
      Chainsaw.Result.Sorted = MachiningLib.GetSplitMachinings( Chainsaw.Result.Sorted, FeatureSplittingPoints, Part)
   end

   -- ordinamento
   -- TODO aggiungere ordinamento per utensile
   table.sort( Chainsaw.Result.Sorted, SortMachiningsBySegment)

   -- calcolo area lavorata
   local dTotalAreaToMachine = GetTotalAreaToMachine( Chainsaw.Result.Sorted)

   -- aggiunta lavorazioni
   local bAreAllMachiningsAdded = true
   for i = 1, #Chainsaw.Result.Sorted do
      if Chainsaw.Result.Sorted[i].bIsApplicable then
         if bAddMachining then
            local bIsMachiningAdded = MachiningLib.AddMachinings( Proc, Chainsaw.Result.Sorted[i])
            if not bIsMachiningAdded then
               bAreAllMachiningsAdded = false
            end
         end
         Strategy.Result.sInfo = Strategy.Result.sInfo .. '\n' .. Chainsaw.Result.Sorted[i].sMessage
      end
   end

   -- calcolo risultati
   Strategy.Result.dCompletionPercentage = dTotalAreaToMachine / LongFace.dArea * 100
   Strategy.Result.dCompletionIndex = FeatureLib.GetFeatureCompletionIndex( Strategy.Result.dCompletionPercentage)
   if #Chainsaw.Result.Sorted > 0 then
      if Mortising.dCompletionPercentage > 100 - 10 * GEO.EPS_SMALL then
         Strategy.Result.sStatus = 'Completed'
      else
         Strategy.Result.sStatus = 'Not-Completed'
      end
      Strategy.Result.dQuality = FeatureLib.GetStrategyQuality( Chainsaw.Result.Sorted)
      Strategy.Result.dTimeToMachine = FeatureLib.GetStrategyTimeToMachine( Chainsaw.Result.Sorted)
      Strategy.Result.dMRR = ( dFeatureVolume / Strategy.Result.dTimeToMachine) / pow( 10, 6)
   else
      Strategy.Result = FeatureLib.GetStrategyResultNotApplicable()
   end

   return bAreAllMachiningsAdded, Strategy.Result
end

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 return STR0004