Differential D11056 Diff 32476 web/cashtab/src/utils/cashMethods.js

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web/cashtab/src/utils/cashMethods.js

Show First 20 Lines • Show All 587 Lines • ▼ Show 20 Lines	export const whichUtxosWereAdded = (previousUtxos, currentUtxos) => {
}		}
// If utxos were added, return them		// If utxos were added, return them
if (utxosAddedFlag) {		if (utxosAddedFlag) {
return utxosAdded;		return utxosAdded;
}		}
// Else return false		// Else return false
return utxosAddedFlag;		return utxosAddedFlag;
};		};

		export const whichUtxosWereConsumed = (previousUtxos, currentUtxos) => {
		let utxosConsumedFlag = false;
		const utxosConsumed = [];
		// Iterate over previousUtxos
		// For each previousUtxo -- does it exist in currentUtxos?
		// If no, it's consumed

		// Note that the inputs are arrays of arrays, model
		/*
		previousUtxos = [{address: 'string', utxos: []}, ...]
		*/

		// Iterate over the previousUtxos array of {address: 'string', utxos: []} objects
		for (let i = 0; i < previousUtxos.length; i += 1) {
		// Take the first object
		const thisPreviousUtxoObject = previousUtxos[i];
		const thisPreviousUtxoObjectAddress = thisPreviousUtxoObject.address;
		const thisPreviousUtxoObjectUtxos = thisPreviousUtxoObject.utxos;
		// Iterate over the currentUtxos array of {address: 'string', utxos: []} objects
		for (let j = 0; j < currentUtxos.length; j += 1) {
		const thisCurrentUtxoObject = currentUtxos[j];
		const thisCurrentUtxoObjectAddress = thisCurrentUtxoObject.address;
		// When you find the utxos object at the same address
		if (
		thisCurrentUtxoObjectAddress === thisPreviousUtxoObjectAddress
		) {
		// Create a utxosConsumedObject with the address
		const utxosConsumedObject = {
		address: thisCurrentUtxoObjectAddress,
		utxos: [],
		};
		utxosConsumed.push(utxosConsumedObject);
		// Grab the currentUtxoObject utxos array. thisCurrentUtxoObjectUtxos has changed compared to thisPreviousUtxoObjectUtxos
		const thisCurrentUtxoObjectUtxos = thisCurrentUtxoObject.utxos;
		// To see if any utxos exist in thisPreviousUtxoObjectUtxos that do not exist in thisCurrentUtxoObjectUtxos
		// iterate over thisCurrentUtxoObjectUtxos for each utxo in thisPreviousUtxoObjectUtxos
		for (
		let k = 0;
		k < thisPreviousUtxoObjectUtxos.length;
		k += 1
		) {
		const thisPreviousUtxo = thisPreviousUtxoObjectUtxos[k];
		// If thisPreviousUtxo was not in the corresponding current utxos

		if (
		isExcludedUtxo(
		thisPreviousUtxo,
		thisCurrentUtxoObjectUtxos,
		)
		) {
		// Then it was consumed
		utxosConsumed[j].utxos.push(thisPreviousUtxo);
		utxosConsumedFlag = true;
		}
		}
		}
		}
		}
		// If utxos were consumed, return them
		if (utxosConsumedFlag) {
		return utxosConsumed;
		}
		// Else return false
		return utxosConsumedFlag;
		};