var vec = require("../../../public/assets/javascripts/rectangles/models/vec2.js")
var Rect = require("../../../public/assets/javascripts/rectangles/models/rect.js")
var Room = require("../../../public/assets/javascripts/rectangles/models/room.js")
var Rooms = require("../../../public/assets/javascripts/rectangles/engine/rooms/_rooms.js")
var Clipper = require("../../../public/assets/javascripts/rectangles/engine/rooms/clipper.js")
var Builder = require("../../../public/assets/javascripts/rectangles/engine/rooms/builder.js")
var Grouper = require("../../../public/assets/javascripts/rectangles/engine/rooms/grouper.js")
var Walls = require("../../../public/assets/javascripts/rectangles/engine/rooms/_walls.js")
var shapes = require("../../../public/assets/javascripts/rectangles/engine/shapes/shapelist.js")
var RegionList = require("../../../public/assets/javascripts/rectangles/engine/shapes/regionlist.js")

/* jshint node: true */

var _ = require('lodash'),
	util = require('../util'),
	upload = require('../upload'),
	config = require('../../../config.json'),
	Project = require('../schemas/Project');

var rooms = module.exports = {
  show: function(req, res){
		Project.findOne({ slug: req.params.slug }, function(err, doc){
			if (! doc) { res.json({ status: 404 }); return }
			doc = doc.toObject()

      if (doc.shapes.length) {
        parseMxShapes(doc)
      }
      else {
        parseMxRooms(doc)
      }

      res.json(doc)
		})
	}
}

function parseMxShapes (doc) {
  var viewHeight = doc.viewHeight
  var wallHeight = doc.wallHeight

  shapes.deserialize( doc.shapes )

  var walls = [], mx_walls = [], mx_floor = [], mx_ceiling = []
  var regions = RegionList.build()
  
  regions.forEach(function(region){
    var room = new Room({
      rect: region,
      regions: [region],
      height: wallHeight,
    })

    room.sides = region.sides
    region.id = Rooms.uid("room_")
    Rooms.list[ region.id ] = room
    Rooms.builder.build_walls(region)
    mx_floor.push( Rooms.builder.make_floor(room, region) )
    mx_ceiling.push( Rooms.builder.make_ceiling(room, region) )
  })

  var collections = Rooms.grouper.collect()
  Rooms.grouper.cull(collections)
  Rooms.grouper.group(walls, collections, FRONT)
  Rooms.grouper.group(walls, collections, BACK)
  Rooms.grouper.group(walls, collections, LEFT)
  Rooms.grouper.group(walls, collections, RIGHT)
  walls.forEach(function(wall){
    wall.mx.forEach(function(mx){
      var data = mx.report()
      data.id = wall.id
      mx_walls.push(data)
    })
  })

  doc.mx_walls = mx_walls
  doc.mx_floor = mx_floor
  doc.mx_ceiling = mx_ceiling

  Rooms.forEach(function(room){
    mx_floor.push( room.mx_floor )
    room.mx_ceiling.forEach(function(mx){
      mx_ceiling.push( mx.report() )
    })
  })
}

function parseMxRooms (doc) {
  doc.rooms.forEach(function(data){
    var rect = new Rect(data.rect.x[0], data.rect.y[0], data.rect.x[1], data.rect.y[1])
    var room = new Room({
      id: data.id,
      rect: rect,
      height: data.height
    })
    Rooms.add(room)
  })
  Rooms.clipper.solve_rects()
  Rooms.builder.build()

  var walls = [], mx_walls = [], mx_floor = [], mx_ceiling = []
  var collections = Rooms.grouper.collect()
  Rooms.grouper.cull(collections)
  Rooms.grouper.group(walls, collections, FRONT)
  Rooms.grouper.group(walls, collections, BACK)
  Rooms.grouper.group(walls, collections, LEFT)
  Rooms.grouper.group(walls, collections, RIGHT)
  walls.forEach(function(wall){
    wall.mx.forEach(function(mx){
      var data = mx.report()
      data.id = wall.id
      mx_walls.push(data)
    })
  })

  doc.mx_walls = mx_walls
  doc.mx_floor = mx_floor
  doc.mx_ceiling = mx_ceiling
  
  Rooms.forEach(function(room){
    room.mx_floor.forEach(function(mx){
      mx_floor.push( mx.report() )
    })
    room.mx_ceiling.forEach(function(mx){
      mx_ceiling.push( mx.report() )
    })
  })
}