|
| 1 | +package chains |
| 2 | + |
| 3 | +import ( |
| 4 | + "context" |
| 5 | + "fmt" |
| 6 | + "strconv" |
| 7 | + |
| 8 | + "github.com/block-vision/sui-go-sdk/models" |
| 9 | + "github.com/block-vision/sui-go-sdk/sui" |
| 10 | +) |
| 11 | + |
| 12 | +const ( |
| 13 | + // nanoSUIPerSUI is the number of MIST in 1 SUI (10^9) |
| 14 | + nanoSUIPerSUI = 1_000_000_000 |
| 15 | +) |
| 16 | + |
| 17 | +// GetSuiBalance fetches the SUI balance for a given address |
| 18 | +// Returns the balance in MIST (1 SUI = 10^9 MIST) |
| 19 | +func GetSuiBalance(ctx context.Context, rpcURL string, address string) (uint64, error) { |
| 20 | + client := sui.NewSuiClient(rpcURL) |
| 21 | + |
| 22 | + var ( |
| 23 | + totalBalance uint64 |
| 24 | + cursor = any(nil) |
| 25 | + ) |
| 26 | + |
| 27 | + // Query all SUI coins owned by the address |
| 28 | + for { |
| 29 | + resp, err := client.SuiXGetCoins(ctx, models.SuiXGetCoinsRequest{ |
| 30 | + Owner: address, |
| 31 | + CoinType: "0x2::sui::SUI", |
| 32 | + Cursor: cursor, |
| 33 | + }) |
| 34 | + if err != nil { |
| 35 | + return 0, err |
| 36 | + } |
| 37 | + |
| 38 | + // Sum up balances from all coins |
| 39 | + for _, coin := range resp.Data { |
| 40 | + balance, err := strconv.ParseUint(coin.Balance, 10, 64) |
| 41 | + if err != nil { |
| 42 | + return 0, err |
| 43 | + } |
| 44 | + totalBalance += balance |
| 45 | + } |
| 46 | + |
| 47 | + if !resp.HasNextPage { |
| 48 | + break |
| 49 | + } |
| 50 | + cursor = resp.NextCursor |
| 51 | + } |
| 52 | + |
| 53 | + return totalBalance, nil |
| 54 | +} |
| 55 | + |
| 56 | +// FormatSuiBalance converts MIST to SUI with 9 decimal places |
| 57 | +func FormatSuiBalance(mist uint64) string { |
| 58 | + suiVal := float64(mist) / nanoSUIPerSUI |
| 59 | + return fmt.Sprintf("%.9f", suiVal) |
| 60 | +} |
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