1# Development Notes
 2
 3## ToDo list
 4
 5- Backend
 6    - Sankey Address generation without loops
 7- Frontend
 8    - After Sankey visualization, go to Network Address visualization and render without Sankey dots
 9- Both
10    - Tx volume
11    - Block size
12    - Blockchain size
13
14other
15
16- Add counter with total blocks, total tx, total address
17
18- store date hour, day, etc:
19    ```Go
20    type DateModel struct {
21        Hour        string  `json:"hour"`
22        Day         string  `json:"day"`
23        Month       string  `json:"month"`
24        Amount      float64 `json:"amount"`
25        BlockHash   string  `json:"blockhash"`
26        BlockHeight string  `json:"blockheight"`
27    }
28```
29
30- mantain connection with wallet using websockets
31
32- num address evolution throught time
33
34- fix error in exploreBlockchain.go, when getting the tx.Vin
35tx 8f04960da36beaa928b9693f7dca4afae5a6122bb6874d409a1156e4c6c55024 has 4 vin, but exploreBlockchain is only getting the first
36
37- pagination in address network generation
38
39- stop rendering dots of sankey, when view change
40
41- sidebar pages:
42    list of addresses in fairmarket (addresses of shops), to view statistics in time of the inputs and outputs in a timeline
43
44- refresh blockchain database every minute