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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,23 @@ | ||
| import {pipe, Ok, makeSubscribeEvents} from "../interaction/interaction.js" | ||
|
|
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| export function subscribeEvents({ | ||
| startBlockId, | ||
| startHeight, | ||
| eventTypes, | ||
| addresses, | ||
| contracts, | ||
| heartbeatInterval, | ||
| }) { | ||
| return pipe([ | ||
| makeSubscribeEvents, | ||
| ix => { | ||
| ix.subscribeEvents.startBlockId = startBlockId | ||
| ix.subscribeEvents.startHeight = startHeight | ||
| ix.subscribeEvents.eventTypes = eventTypes | ||
| ix.subscribeEvents.addresses = addresses | ||
| ix.subscribeEvents.contracts = contracts | ||
| ix.subscribeEvents.heartbeatInterval = heartbeatInterval | ||
| return Ok(ix) | ||
| }, | ||
| ]) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,26 @@ | ||
| import {interaction} from "../interaction/interaction.js" | ||
| import {subscribeEvents} from "./build-subscribe-events.js" | ||
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|
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| describe("Subscribe Events", () => { | ||
| test("Subscribe Events", async () => { | ||
| let ix = await subscribeEvents({ | ||
| startBlockId: "abc123", | ||
| startHeight: 1, | ||
| eventTypes: ["A.7e60df042a9c0868.FlowToken.TokensWithdrawn"], | ||
| addresses: ["0x1", "0x2"], | ||
| contracts: ["A.7e60df042a9c0868.FlowToken"], | ||
| heartbeatInterval: 1000, | ||
| })(interaction()) | ||
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| expect(ix.subscribeEvents.startBlockId).toBe("abc123") | ||
| expect(ix.subscribeEvents.startHeight).toBe(1) | ||
| expect(ix.subscribeEvents.eventTypes).toEqual([ | ||
| "A.7e60df042a9c0868.FlowToken.TokensWithdrawn", | ||
| ]) | ||
| expect(ix.subscribeEvents.addresses).toEqual(["0x1", "0x2"]) | ||
| expect(ix.subscribeEvents.contracts).toEqual([ | ||
| "A.7e60df042a9c0868.FlowToken", | ||
| ]) | ||
| expect(ix.subscribeEvents.heartbeatInterval).toBe(1000) | ||
| }) | ||
| }) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,8 @@ | ||
| export function subscription({onData, onError, onComplete}) { | ||
| return ix => { | ||
| ix.subscription.onData = onData | ||
| ix.subscription.onError = onError | ||
| ix.subscription.onComplete = onComplete | ||
| return ix | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,20 @@ | ||
| import {interaction} from "../interaction/interaction.js" | ||
| import {subscription} from "./build-subscription.js" | ||
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| describe("Build Subscription", () => { | ||
| test("build subscription", async () => { | ||
| const onData = () => {} | ||
| const onError = () => {} | ||
| const onComplete = () => {} | ||
|
|
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| let ix = await subscription({ | ||
| onData, | ||
| onError, | ||
| onComplete, | ||
| })(interaction()) | ||
|
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| expect(ix.subscription.onData).toBe(onData) | ||
| expect(ix.subscription.onError).toBe(onError) | ||
| expect(ix.subscription.onComplete).toBe(onComplete) | ||
| }) | ||
| }) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,73 @@ | ||
| import {invariant} from "@onflow/util-invariant" | ||
| import {subscribeWs as defaultSubscribeWs} from "./subscribe-ws" | ||
|
|
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| function constructData(ix, context, data) { | ||
| let ret = context.response() | ||
| ret.tag = ix.tag | ||
|
|
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| ret.events = data.events | ||
| ? data.events.map(event => ({ | ||
| blockId: data.BlockId, | ||
| blockHeight: Number(data.Height), | ||
| blockTimestamp: data.Timestamp, | ||
| type: event.Type, | ||
| transactionId: event.TransactionId, | ||
| transactionIndex: Number(event.TransactionIndex), | ||
| eventIndex: Number(event.EventIndex), | ||
| payload: JSON.parse( | ||
| context.Buffer.from(event.Payload, "base64").toString() | ||
| ), | ||
| })) | ||
| : [] | ||
|
|
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| return ret | ||
| } | ||
|
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| function constructResponse(ix, context, callback) { | ||
| let ret = context.response() | ||
| ret.tag = ix.tag | ||
|
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| ret.unsubscribeCallback = callback | ||
|
|
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| return ret | ||
| } | ||
|
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| export async function sendSubscribeEvents(ix, context = {}, opts = {}) { | ||
| invariant(opts.node, `SDK Send Get Events Error: opts.node must be defined.`) | ||
| invariant( | ||
| context.response, | ||
| `SDK Send Get Events Error: context.response must be defined.` | ||
| ) | ||
| invariant( | ||
| context.Buffer, | ||
| `SDK Send Get Events Error: context.Buffer must be defined.` | ||
| ) | ||
|
|
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| ix = await ix | ||
|
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| const subscribeWs = opts.subscribeWs || defaultSubscribeWs | ||
| const {onData, onError, onComplete} = ix.subscription | ||
|
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| const unsubscribe = subscribeWs({ | ||
| hostname: opts.node, | ||
| path: `/v1/subscribe_events`, | ||
| params: { | ||
| start_block_id: ix.subscribeEvents.startBlockId, | ||
| start_height: ix.subscribeEvents.startHeight, | ||
| event_types: ix.subscribeEvents.eventTypes, | ||
| addresses: ix.subscribeEvents.addresses, | ||
| contracts: ix.subscribeEvents.contracts, | ||
| heartbeat_interval: ix.subscribeEvents.heartbeatInterval, | ||
| }, | ||
| onData: handleData, | ||
| onError, | ||
| onComplete, | ||
| }) | ||
|
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| function handleData(data) { | ||
| const resp = constructData(ix, context, data) | ||
| onData(resp) | ||
| } | ||
|
|
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| return constructResponse(ix, context, unsubscribe) | ||
| } |
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