67 lines
2.6 KiB
C#
67 lines
2.6 KiB
C#
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using System.Threading.Tasks;
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using Core;
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using Input;
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using UnityEngine;
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namespace Utils
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{
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/// <summary>
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/// Utility methods for character movement operations.
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/// Extracted from interaction/controller code for reusability.
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/// </summary>
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public static class MovementUtilities
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{
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/// <summary>
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/// Moves a character to a target position and waits for arrival.
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/// Works with any controller implementing IInteractingCharacter.
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/// </summary>
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/// <param name="character">The character to move (must implement IInteractingCharacter)</param>
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/// <param name="targetPosition">World position to move to</param>
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/// <returns>Task that completes when the character arrives or movement is cancelled</returns>
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public static async Task<bool> MoveToPositionAsync(IInteractingCharacter character, Vector3 targetPosition)
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{
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if (character == null)
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{
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Logging.Warning("[MovementUtilities] Cannot move null character");
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return false;
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}
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var tcs = new TaskCompletionSource<bool>();
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void OnArrivedLocal()
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{
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character.OnArrivedAtTarget -= OnArrivedLocal;
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character.OnMoveToCancelled -= OnCancelledLocal;
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tcs.TrySetResult(true);
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}
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void OnCancelledLocal()
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{
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character.OnArrivedAtTarget -= OnArrivedLocal;
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character.OnMoveToCancelled -= OnCancelledLocal;
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tcs.TrySetResult(false);
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}
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character.OnArrivedAtTarget += OnArrivedLocal;
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character.OnMoveToCancelled += OnCancelledLocal;
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character.MoveToAndNotify(targetPosition);
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return await tcs.Task;
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}
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/// <summary>
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/// Calculates a stop position at a given distance from a target position towards a character.
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/// </summary>
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/// <param name="targetPosition">The target position</param>
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/// <param name="characterPosition">The character's current position</param>
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/// <param name="stopDistance">Distance from target to stop at</param>
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/// <returns>The calculated stop position</returns>
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public static Vector3 CalculateStopPosition(Vector3 targetPosition, Vector3 characterPosition, float stopDistance)
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{
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Vector3 toCharacter = (characterPosition - targetPosition).normalized;
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return targetPosition + toCharacter * stopDistance;
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}
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}
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}
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