import { MuscleGroup, SimplifiedMuscleGroup } from '..';
import type { TrainerWorkoutTemplateName } from './constants';
import type { ExercisePrescription, ExerciseSelectionParams, ExerciseSelectionTrace, TrainerLibraryExercise } from './types';
/**
 * Resolves the concrete muscle group to target for a prescription, handling the
 * special `focus_muscle` prescription which rotates through the muscle groups of
 * the user's selected focus muscle.
 */
export declare const getMuscleGroup: ({ muscleGroupPrescription, programFocusMuscleExerciseCount, focusMuscle, workoutTemplateName, }: {
    muscleGroupPrescription: ExercisePrescription["muscle_group"];
    programFocusMuscleExerciseCount: number;
    focusMuscle?: SimplifiedMuscleGroup;
    workoutTemplateName: TrainerWorkoutTemplateName;
}) => MuscleGroup | undefined;
/**
 * Selects the best exercise for a given prescription using a multi-pass strategy
 */
type PickExerciseResult<T extends TrainerLibraryExercise> = {
    exercise?: T;
    trace: ExerciseSelectionTrace;
};
export declare function pickTrainerExercise<T extends TrainerLibraryExercise>(params: ExerciseSelectionParams<T> & {
    withTrace: true;
}): PickExerciseResult<T>;
export declare function pickTrainerExercise<T extends TrainerLibraryExercise>(params: ExerciseSelectionParams<T>): T | undefined;
export {};