import type { BasePluginDefinition } from '#src/schema/plugins/definition.js';
import type { PluginMetadataWithPaths } from '../metadata/types.js';
import type { PluginStore } from './types.js';
/**
 * Builds a set of fullyQualifiedNames for all enabled plugins in a definition.
 *
 * @param pluginStore The plugin store containing all available plugins
 * @param enabledPlugins The enabled plugin definitions from the project definition
 * @returns Set of fullyQualifiedNames for enabled plugins
 */
export declare function buildEnabledPluginFqnSet(pluginStore: PluginStore, enabledPlugins: BasePluginDefinition[]): Set<string>;
/**
 * Validates that the plugin dependency graph has no circular dependencies.
 *
 * Uses topological sort to detect cycles. Dependencies referencing plugins
 * not in `availablePlugins` are silently skipped (they may be uninstalled).
 *
 * @throws ToposortCyclicalDependencyError if a circular dependency is detected
 */
export declare function validatePluginDependencyGraph(availablePlugins: PluginStore['availablePlugins']): void;
export interface ResolvedPluginDependency {
    metadata: PluginMetadataWithPaths;
    optional: boolean;
}
/**
 * Resolves a plugin's declared dependencies to their metadata objects.
 *
 * @param pluginStore The plugin store containing all available plugins
 * @param pluginKey The key of the plugin whose dependencies to resolve
 * @returns Array of resolved dependencies with metadata and optional flag
 */
export declare function getPluginDependencies(pluginStore: PluginStore, pluginKey: string): ResolvedPluginDependency[];
/**
 * Returns the required (non-optional) plugin dependencies that are not currently enabled.
 *
 * @param pluginStore The plugin store containing all available plugins
 * @param pluginKey The key of the plugin to check
 * @param enabledPluginFqns Set of fullyQualifiedNames for currently enabled plugins
 * @returns Array of unmet required dependencies with metadata
 */
export declare function getUnmetPluginDependencies(pluginStore: PluginStore, pluginKey: string, enabledPluginFqns: Set<string>): PluginMetadataWithPaths[];
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