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Fix country service aggregation #51

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Merged
fulleni merged 2 commits into main from fix-country-service-aggregation
Aug 22, 2025
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6 changes: 3 additions & 3 deletions lib/src/services/country_service.dart
View file Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -73,12 +73,12 @@ class CountryService {
_log.info('Fetching countries with filter: $filter');

final usage = filter?['usage'] as String?;
final name = filter?['name'] as String?;
final q = filter?['q'] as String?;

Map<String, dynamic>? nameFilter;
if (name != null && name.isNotEmpty) {
if (q != null && q.isNotEmpty) {
// Create a case-insensitive regex filter for the name.
nameFilter = {r'$regex': name, r'$options': 'i'};
nameFilter = {r'$regex': q, r'$options': 'i'};
}

if (usage == null || usage.isEmpty) {
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31 changes: 26 additions & 5 deletions lib/src/services/database_seeding_service.dart
View file Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -103,33 +103,54 @@ class DatabaseSeedingService {
Future<void> _ensureIndexes() async {
_log.info('Ensuring database indexes exist...');
try {
// Text index for searching headlines by title
/// Text index for searching headlines by title.
/// This index supports efficient full-text search queries on the 'title' field
/// of headline documents, crucial for the main search functionality.
await _db
.collection('headlines')
.createIndex(keys: {'title': 'text'}, name: 'headlines_text_index');

// Text index for searching topics by name
/// Text index for searching topics by name.
/// This index enables efficient full-text search on the 'name' field of
/// topic documents, used for searching topics.
await _db
.collection('topics')
.createIndex(keys: {'name': 'text'}, name: 'topics_text_index');

// Text index for searching sources by name
/// Text index for searching sources by name.
/// This index facilitates efficient full-text search on the 'name' field of
/// source documents, used for searching sources.
await _db
.collection('sources')
.createIndex(keys: {'name': 'text'}, name: 'sources_text_index');

// Index for searching countries by name (case-insensitive friendly)
/// Index for searching countries by name.
/// This index supports efficient queries and sorting on the 'name' field
/// of country documents, particularly for direct country searches.
await _db
.collection('countries')
.createIndex(keys: {'name': 1}, name: 'countries_name_index');

// Indexes for country aggregation queries
/// Indexes for country aggregation queries.
/// This compound index optimizes queries that filter by 'status' and
/// group by 'eventCountry.id' in the headlines collection.
await _db
.collection('headlines')
.createIndex(
keys: {'status': 1, 'eventCountry.id': 1},
name: 'status_eventCountry_index',
);
/// Index for efficient filtering of headlines by the name of the
/// associated event country. This is crucial for the country search
/// functionality when filtering by 'eventCountry' usage.
await _db
.collection('headlines')
.createIndex(
keys: {'eventCountry.name': 1},
name: 'eventCountry_name_index',
);
/// This compound index optimizes queries that filter by 'status' and
/// group by 'headquarters.id' in the sources collection.
await _db
.collection('sources')
.createIndex(
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