40 lines
1.0 KiB
JavaScript
40 lines
1.0 KiB
JavaScript
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"use strict";
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const { CAPABILITY_STATUS, CAPABILITY_SURFACES } = require("./constants.cjs");
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const { getCapabilityByRpcMethod } = require("./registry.cjs");
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function createRegistryDispatcher({
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surface = CAPABILITY_SURFACES.BUILTIN,
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handlers = {},
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fallback,
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}) {
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if (typeof fallback !== "function") {
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throw new Error("fallback handler is required");
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}
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return async function dispatchRpc(rpcMethod, params = {}) {
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const capability = getCapabilityByRpcMethod(rpcMethod, surface);
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if (!capability) {
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return fallback(rpcMethod, params);
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}
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if (capability.status !== CAPABILITY_STATUS.IMPLEMENTED) {
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return {
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ok: false,
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error: `Capability "${capability.id}" is not implemented yet.`,
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code: "CAPABILITY_NOT_IMPLEMENTED",
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};
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}
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const handler = handlers[capability.id];
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if (typeof handler !== "function") {
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return fallback(rpcMethod, params, capability);
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}
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return await handler(params, capability);
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};
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}
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module.exports = {
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createRegistryDispatcher,
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};
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