feat(author badges): add 5chan developer badges

src/lib/utils/__tests__/author-display-utils.test.ts

@@ -0,0 +1,55 @@
+import { describe, expect, it } from 'vitest';
+import { KNOWN_5CHAN_DEVELOPER_ENTRIES, getAuthorBadge, isKnown5chanDeveloper } from '../author-display-utils';
+
+describe('author display utils', () => {
+  it('recognizes the hardcoded 5chan developer addresses', () => {
+    expect(isKnown5chanDeveloper('estebanabaroa.bso')).toBe(true);
+    expect(isKnown5chanDeveloper('rinse12.bso')).toBe(true);
+    expect(isKnown5chanDeveloper('plebeius.bso')).toBe(true);
+    expect(isKnown5chanDeveloper('someone-else.bso')).toBe(false);
+  });
+
+  it('keeps optional developer profile metadata next to the hardcoded address', () => {
+    expect(KNOWN_5CHAN_DEVELOPER_ENTRIES).toContainEqual({
+      address: 'rinse12.bso',
+      githubProfileUrl: 'https://github.com/rinse12',
+      name: 'Rinse',
+    });
+    expect(KNOWN_5CHAN_DEVELOPER_ENTRIES).toContainEqual({
+      address: 'plebeius.bso',
+      githubProfileUrl: 'https://github.com/tomcasaburi',
+      name: 'Tommaso Casaburi',
+    });
+  });
+
+  it('labels known developers with the admin icon style', () => {
+    expect(getAuthorBadge({ address: 'rinse12.bso' })).toEqual({
+      icon: 'admin',
+      label: '5chan Dev',
+      title: '5chan Dev',
+    });
+  });
+
+  it('keeps the developer label even when the account has a board role', () => {
+    expect(getAuthorBadge({ address: 'plebeius.bso', role: 'owner' })).toEqual({
+      icon: 'admin',
+      label: '5chan Dev',
+      title: '5chan Dev',
+    });
+  });
+
+  it('keeps board role labels for non-developers', () => {
+    expect(getAuthorBadge({ address: 'other.bso', role: 'moderator' })).toEqual({
+      capitalizeLabel: true,
+      icon: 'mod',
+      label: 'Board mod',
+      title: 'moderator_of_this_board',
+    });
+    expect(getAuthorBadge({ address: 'other.bso', role: 'owner' })).toEqual({
+      capitalizeLabel: true,
+      icon: 'admin',
+      label: 'Board owner',
+      title: 'administrator_of_this_board',
+    });
+  });
+});

src/lib/utils/author-display-utils.ts

@@ -0,0 +1,51 @@
+import known5chanDeveloperEntries from '../../data/known-5chan-developers.json';
+
+interface Known5chanDeveloperEntry {
+  address: string;
+  githubProfileUrl?: string;
+  name?: string;
+}
+
+export const KNOWN_5CHAN_DEVELOPER_ENTRIES = known5chanDeveloperEntries as readonly Known5chanDeveloperEntry[];
+export const KNOWN_5CHAN_DEVELOPER_ADDRESSES = KNOWN_5CHAN_DEVELOPER_ENTRIES.map(({ address }) => address);
+
+type AuthorBadgeIcon = 'admin' | 'mod';
+
+interface AuthorBadge {
+  capitalizeLabel?: boolean;
+  icon: AuthorBadgeIcon;
+  label: string;
+  title: '5chan Dev' | 'administrator_of_this_board' | 'moderator_of_this_board';
+}
+
+const normalizeBoardRole = (role?: string): string | undefined => {
+  const normalizedRole = role?.trim();
+  if (!normalizedRole) return undefined;
+  return normalizedRole.toLowerCase() === 'moderator' ? 'mod' : normalizedRole;
+};
+
+export const isKnown5chanDeveloper = (address?: string): boolean =>
+  typeof address === 'string' && KNOWN_5CHAN_DEVELOPER_ENTRIES.some((developer) => developer.address === address);
+
+export const getAuthorBadge = ({ address, role }: { address?: string; role?: string }): AuthorBadge | undefined => {
+  const boardRole = normalizeBoardRole(role);
+  const isDeveloper = isKnown5chanDeveloper(address);
+
+  if (isDeveloper) {
+    return {
+      icon: 'admin',
+      label: '5chan Dev',
+      title: '5chan Dev',
+    };
+  }
+
+  if (!boardRole) return undefined;
+
+  const isMod = boardRole?.toLowerCase() === 'mod';
+  return {
+    capitalizeLabel: true,
+    icon: isMod ? 'mod' : 'admin',
+    label: `Board ${boardRole}`,
+    title: isMod ? 'moderator_of_this_board' : 'administrator_of_this_board',
+  };
+};