def modify_notepad(data):
Id = data['Id']
payload = data['delta']
document = db.reference('/jots/' + Id).get()
if document:
oldDoc = Delta(document['ops'])
change = Delta(payload['ops'])
composed = oldDoc.compose(change)
newDoc = {
"ops": composed.get_ops()
}
db.reference('/jots/' + Id).set(newDoc)
emit('update', {'data': payload['ops'], 'author': request.sid}, room=Id)
else:
db.reference('/jots/' + Id).set(payload)
emit('update', {'data': payload['ops'], 'author': request.sid}, room=Id)
def test_compose(self):
# tests replicated from: https://github.com/ottypes/rich-text/blob/master/test/delta/compose.js
# insert + insert
a = Delta().insert('A')
b = Delta().insert('B')
expected = Delta().insert('B').insert('A')
self.assertEqual(a.compose(b), expected)
# insert + retain
a = Delta().insert('A')
b = Delta().retain(1, {'bold': True, 'color': 'red', 'font': None})
expected = Delta().insert('A', {'bold': True, 'color': 'red'})
self.assertEqual(a.compose(b), expected)
# insert + delete
a = Delta().insert('A')
b = Delta().delete(1)
expected = Delta()
self.assertEqual(a.compose(b), expected)
# delete + insert
a = Delta().delete(1)
b = Delta().insert('B')
expected = Delta().insert('B').delete(1)
self.assertEqual(a.compose(b), expected)
# delete + retain
a = Delta().delete(1)
b = Delta().retain(1, {'bold': True, 'color': 'red'})
expected = Delta().delete(1).retain(1, {'bold': True, 'color': 'red'})
self.assertEqual(a.compose(b), expected)
# delete + delete
a = Delta().delete(1)
b = Delta().delete(1)
expected = Delta().delete(2)
self.assertEqual(a.compose(b), expected)
# retain + insert
a = Delta().retain(1, {'color': 'blue'})
b = Delta().insert('B')
expected = Delta().insert('B').retain(1, {'color': 'blue'})
self.assertEqual(a.compose(b), expected)
# retain + retain
a = Delta().retain(1, {'color': 'blue'})
b = Delta().retain(1, {'bold': True, 'color': 'red', 'font': None})
expected = Delta().retain(1, {'bold': True, 'color': 'red', 'font': None})
self.assertEqual(a.compose(b), expected)
# retain + delete
a = Delta().retain(1, {'color': 'blue'})
b = Delta().delete(1)
expected = Delta().delete(1)
self.assertEqual(a.compose(b), expected)
# insert in middle of text
a = Delta().insert('Hello')
b = Delta().retain(3).insert('X')
expected = Delta().insert('HelXlo')
self.assertEqual(a.compose(b), expected)
# insert and delete ordering
a = Delta().insert('Hello')
b = Delta().insert('Hello')
insertFirst = Delta().retain(3).insert('X').delete(1)
deleteFirst = Delta().retain(3).delete(1).insert('X')
expected = Delta().insert('HelXo')
self.assertEqual(a.compose(insertFirst), expected)
self.assertEqual(b.compose(deleteFirst), expected)
# insert embed
a = Delta().insert(1, {'src': 'http://quilljs.com/image.png'})
b = Delta().retain(1, {'alt': 'logo'})
expected = Delta().insert(1, {'src': 'http://quilljs.com/image.png', 'alt': 'logo'})
self.assertEqual(a.compose(b), expected)
# delete entire text
a = Delta().retain(4).insert('Hello')
b = Delta().delete(9)
expected = Delta().delete(4)
self.assertEqual(a.compose(b), expected)
# retain more than length of text
a = Delta().insert('Hello')
b = Delta().retain(10)
expected = Delta().insert('Hello')
self.assertEqual(a.compose(b), expected)
# retain empty embed
a = Delta().insert(1)
b = Delta().retain(1)
expected = Delta().insert(1)
self.assertEqual(a.compose(b), expected)
# remove all attributes
a = Delta().insert('A', {'bold': True})
b = Delta().retain(1, {'bold': None})
expected = Delta().insert('A')
self.assertEqual(a.compose(b), expected)
# remove all embed attributes
a = Delta().insert(2, {'bold': True})
b = Delta().retain(1, {'bold': None})
expected = Delta().insert(2)
self.assertEqual(a.compose(b), expected)
# immutability
attr1 = {'bold': True}
attr2 = {'bold': True}
a1 = Delta().insert('Test', attr1)
a2 = Delta().insert('Test', attr1)
b1 = Delta().retain(1, {'color': 'red'}).delete(2)
b2 = Delta().retain(1, {'color': 'red'}).delete(2)
expected = Delta().insert('T', {'color': 'red', 'bold': True}).insert('t', attr1)
self.assertEqual(a1.compose(b1), expected)
self.assertEqual(a1, a2)
self.assertEqual(b1, b2)
self.assertEqual(attr1, attr2)
def test_compose(self):
# tests replicated from: https://github.com/ottypes/rich-text/blob/master/test/delta/compose.js
# insert + insert
a = Delta().insert('A')
b = Delta().insert('B')
expected = Delta().insert('B').insert('A')
self.assertEqual(a.compose(b), expected)
# insert + retain
a = Delta().insert('A')
b = Delta().retain(1, {'bold': True, 'color': 'red', 'font': None})
expected = Delta().insert('A', {'bold': True, 'color': 'red'})
self.assertEqual(a.compose(b), expected)
# insert + delete
a = Delta().insert('A')
b = Delta().delete(1)
expected = Delta()
self.assertEqual(a.compose(b), expected)
# delete + insert
a = Delta().delete(1)
b = Delta().insert('B')
expected = Delta().insert('B').delete(1)
self.assertEqual(a.compose(b), expected)
# delete + retain
a = Delta().delete(1)
b = Delta().retain(1, {'bold': True, 'color': 'red'})
expected = Delta().delete(1).retain(1, {'bold': True, 'color': 'red'})
self.assertEqual(a.compose(b), expected)
# delete + delete
a = Delta().delete(1)
b = Delta().delete(1)
expected = Delta().delete(2)
self.assertEqual(a.compose(b), expected)
# retain + insert
a = Delta().retain(1, {'color': 'blue'})
b = Delta().insert('B')
expected = Delta().insert('B').retain(1, {'color': 'blue'})
self.assertEqual(a.compose(b), expected)
# retain + retain
a = Delta().retain(1, {'color': 'blue'})
b = Delta().retain(1, {'bold': True, 'color': 'red', 'font': None})
expected = Delta().retain(1, {
'bold': True,
'color': 'red',
'font': None
})
self.assertEqual(a.compose(b), expected)
# retain + delete
a = Delta().retain(1, {'color': 'blue'})
b = Delta().delete(1)
expected = Delta().delete(1)
self.assertEqual(a.compose(b), expected)
# insert in middle of text
a = Delta().insert('Hello')
b = Delta().retain(3).insert('X')
expected = Delta().insert('HelXlo')
self.assertEqual(a.compose(b), expected)
# insert and delete ordering
a = Delta().insert('Hello')
b = Delta().insert('Hello')
insertFirst = Delta().retain(3).insert('X').delete(1)
deleteFirst = Delta().retain(3).delete(1).insert('X')
expected = Delta().insert('HelXo')
self.assertEqual(a.compose(insertFirst), expected)
self.assertEqual(b.compose(deleteFirst), expected)
# insert embed
a = Delta().insert(1, {'src': 'http://quilljs.com/image.png'})
b = Delta().retain(1, {'alt': 'logo'})
expected = Delta().insert(1, {
'src': 'http://quilljs.com/image.png',
'alt': 'logo'
})
self.assertEqual(a.compose(b), expected)
# delete entire text
a = Delta().retain(4).insert('Hello')
b = Delta().delete(9)
expected = Delta().delete(4)
self.assertEqual(a.compose(b), expected)
# retain more than length of text
a = Delta().insert('Hello')
b = Delta().retain(10)
expected = Delta().insert('Hello')
self.assertEqual(a.compose(b), expected)
# retain empty embed
a = Delta().insert(1)
b = Delta().retain(1)
expected = Delta().insert(1)
self.assertEqual(a.compose(b), expected)
# remove all attributes
a = Delta().insert('A', {'bold': True})
b = Delta().retain(1, {'bold': None})
expected = Delta().insert('A')
self.assertEqual(a.compose(b), expected)
# remove all embed attributes
a = Delta().insert(2, {'bold': True})
b = Delta().retain(1, {'bold': None})
expected = Delta().insert(2)
self.assertEqual(a.compose(b), expected)
# immutability
attr1 = {'bold': True}
attr2 = {'bold': True}
a1 = Delta().insert('Test', attr1)
a2 = Delta().insert('Test', attr1)
b1 = Delta().retain(1, {'color': 'red'}).delete(2)
b2 = Delta().retain(1, {'color': 'red'}).delete(2)
expected = Delta().insert('T', {
'color': 'red',
'bold': True
}).insert('t', attr1)
self.assertEqual(a1.compose(b1), expected)
self.assertEqual(a1, a2)
self.assertEqual(b1, b2)
self.assertEqual(attr1, attr2)