@polkadot/types
Version:
Implementation of the Parity codec
77 lines (76 loc) • 2.6 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.GenericChainProperties = void 0;
const types_codec_1 = require("@polkadot/types-codec");
const util_1 = require("@polkadot/util");
function createValue(registry, type, value, asArray = true) {
// We detect codec here as well - when found, generally this is constructed from itself
if (value && (0, util_1.isFunction)(value.unwrapOrDefault)) {
return value;
}
return registry.createTypeUnsafe(type, [
asArray
? (0, util_1.isNull)(value) || (0, util_1.isUndefined)(value)
? null
: Array.isArray(value)
? value
: [value]
: value
]);
}
function decodeValue(registry, key, value) {
return key === 'ss58Format'
? createValue(registry, 'Option<u32>', value, false)
: key === 'tokenDecimals'
? createValue(registry, 'Option<Vec<u32>>', value)
: key === 'tokenSymbol'
? createValue(registry, 'Option<Vec<Text>>', value)
: key === 'isEthereum'
? createValue(registry, 'Bool', value, false)
: value;
}
function decode(registry, value) {
return (
// allow decoding from a map as well (ourselves)
value && (0, util_1.isFunction)(value.entries)
? [...value.entries()]
: Object.entries(value || {})).reduce((all, [key, value]) => {
all[key] = decodeValue(registry, key, value);
return all;
}, {
isEthereum: registry.createTypeUnsafe('Bool', []),
ss58Format: registry.createTypeUnsafe('Option<u32>', []),
tokenDecimals: registry.createTypeUnsafe('Option<Vec<u32>>', []),
tokenSymbol: registry.createTypeUnsafe('Option<Vec<Text>>', [])
});
}
class GenericChainProperties extends types_codec_1.Json {
constructor(registry, value) {
super(registry, decode(registry, value));
}
/**
* @description The chain uses Ethereum addresses
*/
get isEthereum() {
return this.getT('isEthereum');
}
/**
* @description The chain ss58Format
*/
get ss58Format() {
return this.getT('ss58Format');
}
/**
* @description The decimals for each of the tokens
*/
get tokenDecimals() {
return this.getT('tokenDecimals');
}
/**
* @description The symbols for the tokens
*/
get tokenSymbol() {
return this.getT('tokenSymbol');
}
}
exports.GenericChainProperties = GenericChainProperties;