# -*- coding: UTF-8 -*-
from pyautocad import Autocad, APoint
from utils import conf,MovePath
import math

#这个true表示没有文件则打开一个，CAD有弹窗时会打开或者创建失败
acad = Autocad(create_if_not_exists = False)
# 组件实体点位置
positoins={}
currentPosition = {}
# 组件使用点位置
useAreaPositions={}
# 组件与门距离
distinceWithDoor = {}
# 组件间距离
distinceWithOthers={}
# 旋转后需删除的组件
needDeleteBlockReferences=[]
scores=[]
currentScore=[]
# acad.prompt("Hello, Autocad from Python\n")
# conf.myprint(acad.doc.Name)
def printObjects():
  #遍历cad图形对象
  for obj in acad.iter_objects():
    conf.myprint(obj.ObjectName)
def printBlockObjects():
  #遍历cad图形对象
  for obj in acad.iter_objects("BlockReference"):
    conf.myprint(obj.name,obj.HasAttributes)
    if obj.HasAttributes:
      attrs = obj.GetAttributes()
      for attrib in attrs:
        conf.myprint("  {}: {}".format(attrib.TagString, attrib.TextString))
def printTheTypeObject(type):
  #按类型查找出所有某种图元
  for text in acad.iter_objects(type):
    conf.myprint(text.name)
def addCurrentScoreToScores():
  temp = []
  for item in currentScore:
    temp.append(item)
  scores.append(temp)
def moveBlockReference(position):
  positoins.clear()
  useAreaPositions.clear()
  conf.myprint(conf.moduleLengths)
  currentScore.clear()
  currentScore.append(position)
  moveResult = 1
  for blockReference in acad.iter_objects("BlockReference"):
    conf.myprint(blockReference.name)
    for item in conf.names:
      if(blockReference.name == item):
        currentPosition[0] = position
        currentPosition[1] = conf.names.index(item)
        result = moveBlockReferenceToWall(blockReference,position[conf.names.index(item)])
        if(result == 0):
          moveResult = result
  conf.myprint("currentScore size =",len(currentScore),",scores size=",len(scores))
  addCurrentScoreToScores()
  conf.myprint("scores=",scores)
  for blockReference in needDeleteBlockReferences:
    blockReference.delete()
  needDeleteBlockReferences.clear()
  return moveResult
def moveBlockReferenceToWall(blockReference,wallIndex):
  wallIndex = int(wallIndex)
  blockReference.rotate(APoint(blockReference.InsertionPoint),0.5*(wallIndex+1)*math.pi)
  blockIndex = conf.names.index(blockReference.name)
  conf.myprint("begin to put ",blockReference.name)
  if(wallIndex == 0):
    blockReference.move(APoint(blockReference.InsertionPoint),APoint(conf.roomLengths[0]-conf.roomUsedLengths[0],0))
    conf.roomUsedLengths[0] = conf.roomUsedLengths[0]+conf.moduleLengths[blockIndex];
  elif (wallIndex == 1):
    blockReference.move(APoint(blockReference.InsertionPoint),APoint(conf.roomLengths[0],conf.roomLengths[1]-conf.roomUsedLengths[1]))
    conf.roomUsedLengths[1] = conf.roomUsedLengths[1]+conf.moduleLengths[blockIndex];
  elif (wallIndex == 2):
    blockReference.move(APoint(blockReference.InsertionPoint),APoint(conf.roomUsedLengths[2],conf.roomLengths[1]))
    conf.roomUsedLengths[2] = conf.roomUsedLengths[2]+conf.moduleLengths[blockIndex];
  else:
    blockReference.move(APoint(blockReference.InsertionPoint),APoint(0,conf.roomLengths[1]-conf.roomUsedLengths[3]-conf.moduleLengths[blockIndex]))
    conf.roomUsedLengths[3] = conf.roomUsedLengths[3]+conf.moduleLengths[blockIndex];
  checkPositionIntersect = tempStoragePosition(blockReference.InsertionPoint[0],blockReference.InsertionPoint[1],wallIndex,blockIndex,blockReference)
  if(checkPositionIntersect == 0):
    conf.myprint("wallIndex=",wallIndex,blockReference.name," not walkable......")
    return 0
  else:
    return 1
# 根据新顺序移动模块
def moveBlockReferenceWithNewIndex(position,moduleIndex):
  moveResult = 1
  positoins.clear()
  useAreaPositions.clear()
  currentScore.clear()
  currentScore.append(position)
  currentScore.append(moduleIndex)
  conf.myprint(conf.moduleLengths)
  blockReferences = []
  for blockReference in acad.iter_objects("BlockReference"):
    conf.myprint(blockReference.name)
    for item in conf.names:
      if(blockReference.name == item):
        blockReferences.append(blockReference)
  for index in moduleIndex:
    currentPosition[0] = position
    currentPosition[1] = moduleIndex
    currentPosition[2] = moduleIndex.index(index)
    result = moveBlockReferenceToWall(blockReferences[index],position[moduleIndex.index(index)])
    if(result == 0):
        moveResult = result
  conf.myprint("currentScore size =",len(currentScore),",scores size=",len(scores))
  addCurrentScoreToScores()
  conf.myprint("scores=",scores)
  return moveResult
# 重置已使用墙的长度
def resetConfUsed():
  conf.roomUsedLengths=[0,0,0,0]
# 对模块重新排序
def changeConfModuleIndex(moduleIndex):
  names=[]
  moduleLengths=[]
  for index in range(len(conf.moduleLengths)):
    names.append(conf.names[moduleIndex[index]])
    moduleLengths.append(conf.moduleLengths[moduleIndex[index]])
  conf.names = names
  conf.moduleLengths = tuple(moduleLengths)
# 重置模块顺序
def resetModuleIndex():
  conf.names=['md_py','md_xs','md_rc']
  conf.moduleLengths = (800,1000,800)
# 判断位置是否可行
def isWorkable(position):
  resetConfUsed()
  conf.myprint("position=",position)
  needLength=[0]*4
  for positionIndex in range(len(position)):
    wallIndex = int(position[positionIndex])
    needLength[wallIndex]+=conf.moduleLengths[positionIndex]
    if(needLength[wallIndex]+conf.roomUsedLengths[wallIndex] > conf.roomWallLengths[wallIndex]):
      conf.myprint(needLength[wallIndex]+conf.roomUsedLengths[wallIndex],conf.roomLengths[math.floor(wallIndex/2)],wallIndex)
      return 0
  return 1
# 获取组件的四点坐标
def getCenterPoint(wallIndex, x, y, blockIndex):
  height = conf.moduleLengths[blockIndex];
  width = conf.moduleHeights[blockIndex];
  useHeight = conf.moduleUseLength[blockIndex]
  useWidth = conf.humenLenght
  usePointPosition = conf.moduleUsePoint[blockIndex]
  useCenterPointPosition = conf.moduleUseCenterPoint[blockIndex]
  pointA = (x,y)
  conf.myprint("insertPoint=",x,y)
  if(wallIndex == 0):
    pointB = (x,y+width)
    pointC = (x-height,y+width)
    pointD = (x-height,y)
    centerPoint = (x-height/2,y+width/2)
    usePoint= (x-usePointPosition[1],y+usePointPosition[0])
    useCenterPoint= (x-useCenterPointPosition[1],y+useCenterPointPosition[0])
    centerPointOffset = (height,width)
    useCenterPointOffset = (useHeight,useWidth)
  elif(wallIndex == 1):
    pointB = (x-width,y)
    pointC = (x-width,y-height)
    pointD = (x,y-height)
    centerPoint = (x-width/2,y-height/2)
    usePoint= (x-usePointPosition[0],y-usePointPosition[1])
    useCenterPoint= (x-useCenterPointPosition[0],y-useCenterPointPosition[1])
    centerPointOffset = (width,height)
    useCenterPointOffset = (useWidth,useHeight)
  elif(wallIndex == 2):
    pointB = (x,y-width)
    pointC = (x+height,y-width)
    pointD = (x+height,y)
    centerPoint = (x+height/2,y-width/2)
    usePoint= (x+usePointPosition[1],y-usePointPosition[0])
    useCenterPoint= (x+useCenterPointPosition[1],y-useCenterPointPosition[0])
    centerPointOffset = (height,width)
    useCenterPointOffset = (useHeight,useWidth)
  else:
    pointB = (x+width,y)
    pointC = (x+width,y+height)
    pointD = (x,y+height)
    centerPoint = (x+width/2,y+height/2)
    usePoint= (x+usePointPosition[0],y+usePointPosition[1])
    useCenterPoint= (x+useCenterPointPosition[0],y+useCenterPointPosition[1])
    centerPointOffset = (width,height)
    useCenterPointOffset = (useWidth,useHeight)
  positoin = [centerPoint,centerPointOffset,usePoint,useCenterPoint,useCenterPointOffset];
  conf.myprint(wallIndex,width,height)
  # drawPointCircle((pointA, pointB, pointC, pointD, centerPoint, usePoint, useCenterPoint))
  conf.myprint(positoin)
  return positoin
# 打印辅助点
def drawPointCircle(points):
    for point in points:
      acad.model.AddCircle(APoint(point[0],point[1]), 50)

# 判断可用区域中点是否超出房间
def isUseCenterOverRoom(useCenterPosition):
  if useCenterPosition[0] < 0 or useCenterPosition[0]>conf.roomLengths[0] or useCenterPosition[1] < 0 or useCenterPosition[1]>conf.roomLengths[1]:
    return True
  return False
# 从插入点开始顺时针记录已摆放的组件
def tempStoragePosition(x,y,wallIndex,blockIndex,blockReference):
  position = getCenterPoint(wallIndex, x, y, blockIndex);
  # 判断可用区域中点是否超出房间
  if(isUseCenterOverRoom(position[3])):
    mirrorPy(blockReference,position)
  useCenterPosition = (position[3],position[4])
  doorFeasible = isPositionFeasibleWithDoor(position)
  conf.myprint("doorFeasible=",doorFeasible)
  if(doorFeasible == 0):
    return doorFeasible
  getDoorBeginAndModuleUsePointDistince(position,wallIndex)
  result = 1
  for item in positoins:
    # 判断实体是否相交
    result = isPositionFeasible(position,positoins[item],1)
    if(result == 1):
      # 判断当前实体是否与已摆放的可用区域相交
      result = isPositionFeasible(position,useAreaPositions[item],1)
      if(result == 1):
        # 判断可用区域是否与实体相交
        result = isPositionFeasible(useCenterPosition,positoins[item],1)
    if(result == 0):
      return result
  if(result == 1):
    positoins[len(positoins)] = position
    useAreaPositions[len(useAreaPositions)] = useCenterPosition
  return result

# 计算位置是否可行type:0 实体 1可用区域
def isPositionFeasible(position1,position2,type):
  areaName = "可用区域"
  if type==0:
    acad.model.AddLine(APoint(position1[0][0],position1[0][1]),APoint(position2[0][0],position2[0][1]))
    acad.model.AddCircle(APoint(position1[0][0],position1[0][1]), 50)
    areaName = "实体区域"
  if(abs(position1[0][0]-position2[0][0]) < (position1[1][0]+position2[1][0])/2 and abs(position1[0][1]-position2[0][1]) < (position1[1][1]+position2[1][1])/2):
    conf.myprint(areaName,"sorry! can not put here",currentPosition,"position1=",position1,"position2=",position2)
    return 0
  else:
    conf.myprint(areaName,"can put here")
    return 1
# 计算实体位置是否与门使用区域相交
def isPositionFeasibleWithDoor(position):
  length = conf.doorAlign[0]+conf.doorAlign[1]+conf.doorLength;
  width = conf.doorLength+conf.doorAlign[2];
  doorPosition = [(length/2,width/2),(length,width)]
  return isPositionFeasible(position,doorPosition,1)
# 计算两点间距离
def getDistince(point1,point2):
  detarX = point1[0]-point2[0]
  detarY = point1[1]-point2[1]
  return math.sqrt(detarX**2+detarY**2)
def getDoorBeginPoint():
  return ((conf.doorAlign[0]+conf.doorLength+conf.doorAlign[1])/2,0)
def drawLines(includePoints):
  lineLength = 0;
  if(len(includePoints)>1):
    for item in range(len(includePoints)):
      if(item>0):
        acad.model.AddLine(APoint(includePoints[item-1][0],includePoints[item-1][1]),APoint(includePoints[item][0],includePoints[item][1]))
        lineLength += getDistince((includePoints[item-1][0],includePoints[item-1][1]),(includePoints[item][0],includePoints[item][1]))
  return lineLength
def getDoorBeginAndModuleUsePointDistince(position,wallIndex):
  doorBeginPoint = getDoorBeginPoint()
  includePoints = MovePath.getDoorBeginAndModuleUsePointDistince(position[0][0],position[0][1],position[1][0],position[1][1],doorBeginPoint[0],doorBeginPoint[1])
  currentScore.append(drawLines(includePoints))
  includePoints = MovePath.getMovePath(position[0][0],position[0][1],position[1][0],position[1][1],doorBeginPoint[0],doorBeginPoint[1],position[2][0],position[2][1])
  currentScore.append(drawLines(includePoints))
  # distinceWithDoor[len(distinceWithDoor)] = getDistince(doorBeginPoint,usePoint)
# 以mirrorPoint和可用区域重点为对称抽翻转py
def mirrorPy(py,position):
  insertPoint = py.InsertionPoint
  centerPoint = position[0]
  newCenterPoint = [position[3][0],position[3][1]]
  newUsePoint = [position[2][0],position[2][1]]
  conf.myprint("newUsePoint after mirror =",newUsePoint)
  if((insertPoint[0]-centerPoint[0])*(insertPoint[1]-centerPoint[1])>0):
    mirrorPoint = (insertPoint[0],centerPoint[1])
    direction =  1 if (insertPoint[1]-centerPoint[1])>0 else -1;
    newCenterPoint[1]=position[3][1]+position[4][1]*direction
    newUsePoint[1]=position[2][1]+position[1][1]*direction
  else:
    mirrorPoint = (centerPoint[0],insertPoint[1])
    direction =  1 if (insertPoint[1]-centerPoint[1])>0 else -1;
    newCenterPoint[0]=position[3][0]+position[4][0]*direction
    newUsePoint[0]=position[2][0]+position[1][0]*direction
  position[3] = newCenterPoint
  position[2] = newUsePoint
  conf.myprint("newUsePoint after mirror =",newUsePoint)
  py.mirror(APoint(mirrorPoint[0],mirrorPoint[1]),APoint(centerPoint[0],centerPoint[1]))
  conf.myprint("delete blockReference name",py.name)
  needDeleteBlockReferences.append(py)
# printObjects()
# printBlockObjects()
# printTheTypeObject("BlockReference")

# moveBlockReference('222')
# a=[0,1,2]
# moveBlockReferenceWithNewIndex('001',a)
# conf.myprint(isWorkable('222'))
# getCenterPoint(3,4162.85,0,2)
# print(getDistince((0,3),(4,0)))
# print(getDoorBeginPoint())