reorder.md

Examples with ascending order

---

E.g. Move D to B (no room for any)

Start:

id	order
A	1
B	2
C	3
D	4
E	45

End:

id	order
A	1
D	2
B	3
C	4
E	45

Request:

{
  "D": 2,
  "B": 3,
  "C": 4
}

---

E.g. Move D to B (room available)

Start:

id	order
A	1
B	20
C	30
D	40
E	45

End:

id	order
A	1
D	10
B	20
C	30
E	45

Request:

{
  "D": 10
}

---

E.g. Move E to A (some room available)

Start:

id	order
A	1
B	2
C	20
D	40
E	45

End:

id	order
E	1
A	2
B	10
C	20
D	40

Request: (note I didn't have to send C or D)

{
  "E": 1,
  "A": 2,
  "B": 10
}