| 1 | class ContractABI {
|
| 2 | constructor(contract) {
|
| 3 | this.contract = contract;
|
| 4 | }
|
| 5 |
|
| 6 | decodeData(data) {
|
| 7 | let method = this.contract[data.slice(0, 10)];
|
| 8 | if (!method && data.startsWith(this.contract.constructor.bytecode)) {
|
| 9 | method = this.contract.constructor;
|
| 10 | }
|
| 11 | if (!method) {
|
| 12 | return undefined;
|
| 13 | }
|
| 14 |
|
| 15 | const tuple = method.decodeData(data);
|
| 16 | return {
|
| 17 | name: method.name,
|
| 18 | fullName: method.fullName,
|
| 19 | type: method.type,
|
| 20 | signature: method.signature,
|
| 21 | array: [...tuple],
|
| 22 | object: tuple.toObject(),
|
| 23 | };
|
| 24 | }
|
| 25 |
|
| 26 | decodeLog(log) {
|
| 27 | const event = this.contract[log.topics[0]];
|
| 28 | if (!event) {
|
| 29 | return undefined;
|
| 30 | }
|
| 31 |
|
| 32 | const tuple = event.decodeLog(log);
|
| 33 | return {
|
| 34 | name: event.name,
|
| 35 | fullName: event.fullName,
|
| 36 | type: event.type,
|
| 37 | signature: event.signature,
|
| 38 | array: [...tuple],
|
| 39 | object: tuple.toObject(),
|
| 40 | };
|
| 41 | }
|
| 42 | }
|
| 43 |
|
| 44 | module.exports = ContractABI;
|