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from opendc.models.room import Room
from opendc.models.tile import Tile
from opendc.util import exceptions
from opendc.util.rest import Response
def GET(request):
"""Get this Room's Tiles."""
# Make sure required parameters are there
try:
request.check_required_parameters(path={'roomId': 'int'})
except exceptions.ParameterError as e:
return Response(400, e.message)
# Instantiate a Room from the database
room = Room.from_primary_key((request.params_path['roomId'], ))
# Make sure this Room exists
if not room.exists():
return Response(404, '{} not found.'.format(room))
# Make sure this user is authorized to view this Room's Tiles
if not room.google_id_has_at_least(request.google_id, 'VIEW'):
return Response(403, 'Forbidden from viewing Tiles for {}.'.format(room))
# Get and return the Tiles
tiles = Tile.query('room_id', room.id)
for tile in tiles:
tile.read()
return Response(200, 'Successfully retrieved Tiles for {}.'.format(room), [x.to_JSON() for x in tiles])
def POST(request):
"""Add a Tile."""
# Make sure required parameters are there
try:
request.check_required_parameters(path={'roomId': 'int'},
body={'tile': {
'roomId': 'int',
'positionX': 'int',
'positionY': 'int'
}})
except exceptions.ParameterError as e:
return Response(400, e.message)
if request.params_path['roomId'] != request.params_body['tile']['roomId']:
return Response(400, 'ID mismatch')
# Instantiate a Room from the database
room = Room.from_primary_key((request.params_path['roomId'], ))
# Make sure this Room exists
if not room.exists():
return Response(404, '{} not found.'.format(room))
# Make sure this user is authorized to edit this Room's Tiles
if not room.google_id_has_at_least(request.google_id, 'EDIT'):
return Response(403, 'Forbidden from adding Tiles to {}.'.format(room))
# Clean the tile JSON
tile_json = request.params_body['tile']
tile_json['objectId'] = None
tile_json['objectType'] = None
# Instantiate a Tile
tile = Tile.from_JSON(tile_json)
# Try to insert this Tile
try:
tile.insert()
except exceptions.ForeignKeyError as e:
if e.message == 'OccupiedTilePosition':
return Response(409, 'Tile position occupied.')
elif e.message == 'InvalidTilePosition':
return Response(400, 'Invalid Tile position (new Tiles must neighbor existing Tiles).')
# Return this Tile
tile.read()
return Response(200, 'Successfully added {}.'.format(tile), tile.to_JSON())
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