private IEnumerator CollectNode(ResourceNode node)
{
// Find closest point to node.
Vector3 nodePos = node.ObstacleCollider.ClosestPoint(transform.position);
// Move to selected node. Wait to collect until arrived.
yield return(StartCoroutine(MoveToPoint(nodePos)));
// Collect node until full or until node is depleted
while (carryingAmount < carryingCapacity && node != null && !node.IsDepledted)
{
Debug.Log("Mining");
// TODO: Perhaps play some kind of animation here.
node.CollectNode();
carryingAmount++;
// Wait until ready to collect again
yield return(new WaitForSeconds(collectionRate));
}
// Drop off resources at closest drop off point if needed
if (carryingAmount == carryingCapacity)
{
// Go to drop off point
// Wait until we're finished dropping off
yield return(StartCoroutine(DropOff(SearchDropOff())));
}
// Return to node position. Find new node if current node is depleted.
yield return(StartCoroutine(MoveToPoint(nodePos)));
// Find new node is current node is gone/depleted
if (node == null || node.IsDepledted)
{
ResourceNode newNode = SearchNode();
// If no new node in collection radius, drop off resource, return, and quit working.
if (newNode == null && carryingAmount > 0)
{
// Drop off
yield return(StartCoroutine(DropOff(SearchDropOff())));
// Return
yield return(StartCoroutine(MoveToPoint(nodePos)));
// Quit
yield break;
}
// Repeat process on new node.
else
{
Collect(newNode);
}
}
// Repeat process on current node
else
{
Collect(node);
}
// Done working
yield break;
}