Spaces:
Running
Running
File size: 3,481 Bytes
fb4d8fe | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 | import type { WebClient } from "@slack/web-api";
import { createSlackWebClient } from "./client.js";
export type SlackChannelLookup = {
id: string;
name: string;
archived: boolean;
isPrivate: boolean;
};
export type SlackChannelResolution = {
input: string;
resolved: boolean;
id?: string;
name?: string;
archived?: boolean;
};
type SlackListResponse = {
channels?: Array<{
id?: string;
name?: string;
is_archived?: boolean;
is_private?: boolean;
}>;
response_metadata?: { next_cursor?: string };
};
function parseSlackChannelMention(raw: string): { id?: string; name?: string } {
const trimmed = raw.trim();
if (!trimmed) {
return {};
}
const mention = trimmed.match(/^<#([A-Z0-9]+)(?:\|([^>]+))?>$/i);
if (mention) {
const id = mention[1]?.toUpperCase();
const name = mention[2]?.trim();
return { id, name };
}
const prefixed = trimmed.replace(/^(slack:|channel:)/i, "");
if (/^[CG][A-Z0-9]+$/i.test(prefixed)) {
return { id: prefixed.toUpperCase() };
}
const name = prefixed.replace(/^#/, "").trim();
return name ? { name } : {};
}
async function listSlackChannels(client: WebClient): Promise<SlackChannelLookup[]> {
const channels: SlackChannelLookup[] = [];
let cursor: string | undefined;
do {
const res = (await client.conversations.list({
types: "public_channel,private_channel",
exclude_archived: false,
limit: 1000,
cursor,
})) as SlackListResponse;
for (const channel of res.channels ?? []) {
const id = channel.id?.trim();
const name = channel.name?.trim();
if (!id || !name) {
continue;
}
channels.push({
id,
name,
archived: Boolean(channel.is_archived),
isPrivate: Boolean(channel.is_private),
});
}
const next = res.response_metadata?.next_cursor?.trim();
cursor = next ? next : undefined;
} while (cursor);
return channels;
}
function resolveByName(
name: string,
channels: SlackChannelLookup[],
): SlackChannelLookup | undefined {
const target = name.trim().toLowerCase();
if (!target) {
return undefined;
}
const matches = channels.filter((channel) => channel.name.toLowerCase() === target);
if (matches.length === 0) {
return undefined;
}
const active = matches.find((channel) => !channel.archived);
return active ?? matches[0];
}
export async function resolveSlackChannelAllowlist(params: {
token: string;
entries: string[];
client?: WebClient;
}): Promise<SlackChannelResolution[]> {
const client = params.client ?? createSlackWebClient(params.token);
const channels = await listSlackChannels(client);
const results: SlackChannelResolution[] = [];
for (const input of params.entries) {
const parsed = parseSlackChannelMention(input);
if (parsed.id) {
const match = channels.find((channel) => channel.id === parsed.id);
results.push({
input,
resolved: true,
id: parsed.id,
name: match?.name ?? parsed.name,
archived: match?.archived,
});
continue;
}
if (parsed.name) {
const match = resolveByName(parsed.name, channels);
if (match) {
results.push({
input,
resolved: true,
id: match.id,
name: match.name,
archived: match.archived,
});
continue;
}
}
results.push({ input, resolved: false });
}
return results;
}
|