Bango Backend

1. Profile Page

   • Profile Pic
   • All the Transations
   • All the Events Participated
   • All the Events created by them
   • Username
   • User about
   • Wallet address

2. Change Harcode messageXsignature verification to timestamp one User will address and timestamp with bango hardocde string, we will verify if timestamp is more than 1 min old then reject auth

3. Add discription in event

4. Multi outcome architecture

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Play Money - Offchain Prediction Market

-> Event outcomes -> Conditional Tokens[]

-> Conditional Token id | eg: 1 evnet | eg: 1 outcome title | eg: Yes current token supply | init 0 total liquidity | 0 users [{userid, tokenallocated}] | eg [[swapnil, 100], [tanuj, 200]]

-> TokenAllocation id | eg 1 userId Primary key conditionalTokenId Primary Key | eg 1 amount | eg 100

=> AMM 1. User will give token id 2. Tigdam -> Token Price 3. User will pay the Token Price 4. AMM will update the total liquidity of the Token and token supply [Mint new Token]

Event ID
Outcome ID
Trade Type
Quantity 
Current Price

Update volume by checking Outcome supply

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AMM

            Outcomes A   | Outcome B

supply 200 150 Liquidity 4000 2000

Buy A -> Order AMM -> getprice A

Aweight A = A.liquidity / A.Supply totalWeight = A.liquidity / A.Supply + B.liquidity / B.Supply ... n

currentprice = Awight / totalWeight]

1. Error in query apis sort by
2. Trade/eventid giving all outcomes
3. rename user-outcome-shares

volume

eg buy and sell is done then volume is the additon of assets buyed and sold in total tx