feat(channels): add resolve command + defaults

extensions/msteams/src/policy.ts

@@ -9,19 +9,73 @@ import type {
 export type MSTeamsResolvedRouteConfig = {
   teamConfig?: MSTeamsTeamConfig;
   channelConfig?: MSTeamsChannelConfig;
+  allowlistConfigured: boolean;
+  allowed: boolean;
+  teamKey?: string;
+  channelKey?: string;
 };
 
 export function resolveMSTeamsRouteConfig(params: {
   cfg?: MSTeamsConfig;
   teamId?: string | null | undefined;
+  teamName?: string | null | undefined;
   conversationId?: string | null | undefined;
+  channelName?: string | null | undefined;
 }): MSTeamsResolvedRouteConfig {
   const teamId = params.teamId?.trim();
+  const teamName = params.teamName?.trim();
   const conversationId = params.conversationId?.trim();
-  const teamConfig = teamId ? params.cfg?.teams?.[teamId] : undefined;
-  const channelConfig =
-    teamConfig && conversationId ? teamConfig.channels?.[conversationId] : undefined;
-  return { teamConfig, channelConfig };
+  const channelName = params.channelName?.trim();
+  const teams = params.cfg?.teams ?? {};
+  const teamKeys = Object.keys(teams);
+  const allowlistConfigured = teamKeys.length > 0;
+
+  const normalize = (value: string) =>
+    value
+      .trim()
+      .toLowerCase()
+      .replace(/^#/, "")
+      .replace(/[^a-z0-9]+/g, "-")
+      .replace(/^-+|-+$/g, "");
+
+  let teamKey: string | undefined;
+  if (teamId && teams[teamId]) teamKey = teamId;
+  if (!teamKey && teamName) {
+    const slug = normalize(teamName);
+    if (slug) {
+      teamKey = teamKeys.find((key) => normalize(key) === slug);
+    }
+  }
+  if (!teamKey && teams["*"]) teamKey = "*";
+
+  const teamConfig = teamKey ? teams[teamKey] : undefined;
+  const channels = teamConfig?.channels ?? {};
+  const channelKeys = Object.keys(channels);
+
+  let channelKey: string | undefined;
+  if (conversationId && channels[conversationId]) channelKey = conversationId;
+  if (!channelKey && channelName) {
+    const slug = normalize(channelName);
+    if (slug) {
+      channelKey = channelKeys.find((key) => normalize(key) === slug);
+    }
+  }
+  if (!channelKey && channels["*"]) channelKey = "*";
+  const channelConfig = channelKey ? channels[channelKey] : undefined;
+  const channelAllowlistConfigured = channelKeys.length > 0;
+
+  const allowed = !allowlistConfigured
+    ? true
+    : Boolean(teamConfig) && (!channelAllowlistConfigured || Boolean(channelConfig));
+
+  return {
+    teamConfig,
+    channelConfig,
+    allowlistConfigured,
+    allowed,
+    teamKey,
+    channelKey,
+  };
 }
 
 export type MSTeamsReplyPolicy = {