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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,14 +1,13 @@ | ||
| import { Context } from "./context"; | ||
|
|
||
| /** | ||
| * Typeguards are most helpful when you have a union type and you want to narrow it down to a specific one. | ||
| * In other words, if `SupportedEvents` has multiple types then these restrict the scope | ||
| * of `context` to a specific event payload. | ||
| */ | ||
| function isCommentEvent(context: Context): context is Context<"issue_comment.created"> { | ||
| return context.eventName === "issue_comment.created"; | ||
| } | ||
|
|
||
| /** | ||
| * Restricts the scope of `context` to the `issue_comment.created` payload. | ||
| */ | ||
| export function isIssueCommentEvent(context: Context): context is Context<"issue_comment.created"> { | ||
| return context.eventName === "issue_comment.created"; | ||
| return isCommentEvent(context) && context.payload.comment.body.startsWith("/"); | ||
| } | ||
|
|
||
| export function isIssueClosedEvent(context: Context): context is Context<"issues.closed"> { | ||
| return context.eventName === "issues.closed"; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,71 @@ | ||
| import { STRINGS } from "../../tests/__mocks__/strings"; | ||
| import { faucet } from "../handlers/faucet"; | ||
| import { isIssueCommentEvent } from "../types/typeguards"; | ||
| import { logAndComment, throwError } from "./logger"; | ||
| import { Context } from "../types"; | ||
| import { register } from "../handlers/register"; | ||
|
|
||
| export async function handleSlashCommand(context: Context) { | ||
| if (isIssueCommentEvent(context)) { | ||
| const { | ||
| payload: { | ||
| comment: { body }, | ||
| }, | ||
| } = context; | ||
| const [command, ...args] = body.split(" "); | ||
| const params = await parseArgs( | ||
| context, | ||
| args.filter((arg) => arg !== "") | ||
| ); | ||
| switch (command) { | ||
| case "/register": | ||
| return register(context, params); | ||
| case "/faucet": | ||
| if (Object.keys(params).length < 2) { | ||
| await logAndComment(context, "error", STRINGS.INVALID_USE_OF_ARGS); | ||
| throwError(STRINGS.INVALID_USE_OF_ARGS); | ||
| } | ||
| return faucet(context, params); | ||
| default: | ||
| throwError("Unknown command", { command }); | ||
| } | ||
| } else { | ||
| throwError("Unknown event type", { eventName: context.eventName }); | ||
| } | ||
| } | ||
|
|
||
| export async function parseArgs(context: Context<"issue_comment.created">, args: string[]) { | ||
| if (args.length === 4) { | ||
| return { | ||
| recipient: args[0].toLowerCase(), | ||
| networkId: args[1], | ||
| amount: BigInt(args[2]), | ||
| token: args[3].toLowerCase(), | ||
| }; | ||
| } else if (args.length === 3) { | ||
| return { | ||
| recipient: args[0].toLowerCase(), | ||
| networkId: args[1], | ||
| amount: BigInt(args[2]), | ||
| token: "native", | ||
| }; | ||
| } else if (args.length === 2) { | ||
| return { | ||
| recipient: args[0].toLowerCase(), | ||
| networkId: args[1], | ||
| amount: BigInt(0), | ||
| token: "native", | ||
| }; | ||
| } else if (args.length < 2) { | ||
| // only used in /register | ||
| return { | ||
| recipient: context.payload.comment.user?.login.toLowerCase() ?? context.payload.sender.login.toLowerCase(), | ||
| networkId: "1", | ||
| amount: BigInt(0), | ||
| token: "native", | ||
| }; | ||
| } else { | ||
| await logAndComment(context, "error", STRINGS.INVALID_USE_OF_ARGS); | ||
| throwError(STRINGS.INVALID_USE_OF_ARGS); | ||
| } | ||
| } |