@arcana/ca-sdk/dist/steps.js

Arcana Network's chain abstraction SDK for unified balance in Web3 apps

export const INTENT_ACCEPTED = {
    type: "INTENT_ACCEPTED",
    typeID: "IA",
};
export const INTENT_HASH_SIGNED = {
    type: "INTENT_HASH_SIGNED",
    typeID: "IHS",
};
export const INTENT_SUBMITTED = {
    type: "INTENT_SUBMITTED",
    typeID: "IS",
};
export const INTENT_INIT_STEPS = [
    INTENT_ACCEPTED,
    INTENT_HASH_SIGNED,
    {
        ...INTENT_SUBMITTED,
        data: {
            explorerURL: "",
            intentID: 0,
        },
    },
];
export const INTENT_FULFILLED = {
    type: "INTENT_FULFILLED",
    typeID: "IF",
};
export const ALLOWANCE_APPROVAL_REQ = (chainID) => ({
    type: "ALLOWANCE_USER_APPROVAL",
    typeID: `AUA_${chainID}`,
});
export const ALLOWANCE_APPROVAL_MINED = (chainID) => ({
    type: "ALLOWANCE_APPROVAL_MINED",
    typeID: `AAM_${chainID}`,
});
export const ALLOWANCE_COMPLETE = {
    type: "ALLOWANCE_ALL_DONE",
    typeID: "AAD",
};
export const INTENT_DEPOSIT_REQ = (id) => ({
    type: "INTENT_DEPOSIT",
    typeID: `ID_${id}`,
});
export const INTENT_DEPOSITS_CONFIRMED = {
    type: "INTENT_DEPOSITS_CONFIRMED",
    typeID: "UIDC",
};
export const INTENT_COLLECTION_COMPLETE = {
    type: "INTENT_COLLECTION_COMPLETE",
    typeID: "ICC",
};
export const INTENT_COLLECTION = (id) => ({
    type: "INTENT_COLLECTION",
    typeID: `IC_${id}`,
});
const INTENT_FINISH_STEPS = [INTENT_FULFILLED];
export const createSteps = (intent, kind, chainList, unallowedSources) => {
    const steps = [];
    if (kind === "erc20") {
        if (unallowedSources && unallowedSources?.length > 0) {
            for (const source of unallowedSources) {
                steps.push({
                    ...ALLOWANCE_APPROVAL_REQ(source.chain.id),
                    data: {
                        chainID: source.chain.id,
                        chainName: source.chain.name,
                    },
                }, {
                    ...ALLOWANCE_APPROVAL_MINED(source.chain.id),
                    data: {
                        chainID: source.chain.id,
                        chainName: source.chain.name,
                    },
                });
            }
            steps.push(ALLOWANCE_COMPLETE);
        }
    }
    steps.push(...INTENT_INIT_STEPS);
    const sources = intent.sources.filter((s) => s.chainID !== intent.destination.chainID);
    if (kind === "native") {
        for (const [i, s] of sources.entries()) {
            const chain = chainList.getChainByID(s.chainID);
            if (!chain) {
                throw new Error(`Unknown chain ID ${s.chainID} while building steps`);
            }
            steps.push({
                ...INTENT_DEPOSIT_REQ(i + 1),
                data: {
                    amount: s.amount.toString(),
                    chainID: chain.id,
                    chainName: chain.name,
                    symbol: chain.nativeCurrency.symbol,
                },
            });
        }
        steps.push(INTENT_DEPOSITS_CONFIRMED);
    }
    if (kind === "erc20") {
        for (const [i] of sources.entries()) {
            steps.push({
                ...INTENT_COLLECTION(i + 1),
                data: {
                    confirmed: i + 1,
                    total: sources.length,
                },
            });
        }
        steps.push(INTENT_COLLECTION_COMPLETE);
    }
    steps.push(...INTENT_FINISH_STEPS);
    return steps;
};