Filtering Results

// Filter by owner
const results = await toolIndex.search('user management', {
  filter: (m) => m.owner === 'users',
});

// Filter by tag
const results = await toolIndex.search('payment', {
  filter: (m) => m.tags.includes('billing'),
});

// Exclude deprecated
const results = await toolIndex.search('list items', {
  filter: (m) => !m.deprecated,
});

const results = await toolIndex.search('sensitive operation', {
  filter: (metadata) => {
    // Must be owned by specific teams
    const allowedOwners = ['billing', 'users', 'orders'];
    if (!allowedOwners.includes(metadata.owner)) return false;

    // Must not be deprecated
    if (metadata.deprecated) return false;

    // Must not be destructive OR user has elevated permissions
    if (metadata.risk === 'destructive' && !userHasPermission) return false;

    return true;
  },
});

const results = await db.search(query, {
  filter: (m) =>
    m.owner === 'billing' &&
    m.risk === 'safe' &&
    !m.deprecated,
});

const results = await db.search(query, {
  filter: (m) =>
    m.owner === 'billing' ||
    m.owner === 'users' ||
    m.tags.includes('admin'),
});

function createFilter(options: {
  owners?: string[];
  excludeDeprecated?: boolean;
  riskLevels?: string[];
}) {
  return (metadata: ToolDocument) => {
    if (options.owners && !options.owners.includes(metadata.owner)) {
      return false;
    }
    if (options.excludeDeprecated && metadata.deprecated) {
      return false;
    }
    if (options.riskLevels && !options.riskLevels.includes(metadata.risk)) {
      return false;
    }
    return true;
  };
}

const results = await db.search('query', {
  filter: createFilter({
    owners: ['billing', 'users'],
    excludeDeprecated: true,
    riskLevels: ['safe'],
  }),
});

// Get all tools by owner (no semantic ranking)
const billingTools = toolIndex.filter(
  (metadata) => metadata.owner === 'billing'
);

// Get all deprecated tools
const deprecated = toolIndex.filter(
  (metadata) => metadata.deprecated === true
);

// Get all high-risk tools
const destructive = toolIndex.filter(
  (metadata) => metadata.risk === 'destructive'
);