qzl
37 lines
772 B
Dart
37 lines
772 B
Dart
typedef CacheScopeProvider = String? Function();
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class CacheScope {
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CacheScope._();
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static CacheScopeProvider? _provider;
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static void configureProvider(CacheScopeProvider provider) {
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_provider = provider;
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}
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static void resetProvider() {
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_provider = null;
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}
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static String token() {
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final value = maybeToken();
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if (value == null) {
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throw StateError('CacheScope not configured - user must be logged in');
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}
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return value;
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}
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static String? maybeToken() {
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final raw = _provider?.call()?.trim();
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if (raw == null || raw.isEmpty) {
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return null;
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}
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return raw;
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}
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static String scopedKey(String key, {String? scopeToken}) {
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final scope = scopeToken ?? token();
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return 'cache:$scope:$key';
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}
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}
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