private async Task moveUnit(Unit unit, Coord target)
{
Coord unitCoords = battlefield.getUnitCoords(unit);
battlefield.units[unitCoords.x, unitCoords.y] = null;
battlefield.units[target.x, target.y] = unit;
Vector3 startPos = unit.gameObject.transform.position;
Vector3 endPos = Util.GridToWorld(
new Vector3Int(target.x, target.y, battlefield.map[target.x, target.y].Count + 1)
);
//hack demo is in 15 hours i'm so tired let me sleep
Vector3 offset = new Vector3(0, -2.2f, 0);
if (unit is LightHorse || unit is HeavyHorse)
{
offset += new Vector3(0, -0.8f, 0);
}
endPos += offset;
//Rotate to face target
await rotateUnit(unit, target);
//interpolate.
float moveUnitProgress = 0.0f;
while (moveUnitProgress < turnDelayMs)
{
//Slower at the start and end. a beautiful logistic curve.
float progressPercent = 1 / (1 + Mathf.Pow((float)(Math.E), -4 * ((moveUnitProgress / turnDelayMs) - 0.5f)));
unit.gameObject.transform.position = Vector3.Lerp(startPos, endPos, progressPercent);
await Task.Delay(10);
moveUnitProgress += 10;
}
//Just in case....
unit.gameObject.transform.position = endPos;
//Yes yes i know this is terrible.
if (unit is RangedUnit)
{
unit.setHasAttackedThisTurn(true);
}
}
// Update is called once per frame
async void Update()
{
switch (battleStage)
{
case BattleLoopStage.Initial:
if (!cutscene.isRunning)
{
CameraController.inputEnabled = true;
cutsceneCamera.enabled = false;
mainCamera.enabled = true;
advanceBattleStage();
}
break;
case BattleLoopStage.Pick:
advanceBattleStage();
break;
case BattleLoopStage.BattleLoopStart:
advanceBattleStage();
break;
case BattleLoopStage.TurnChange:
//If we've already entered this we're awaiting. Don't call it again every frame.
if (!battleStageChanged)
{
break;
}
battleStageChanged = false;
currentCharacter = (currentCharacter + 1) % level.characters.Length;
turnPlayerText.text =
level.characters[currentCharacter].name + "'s turn\n" +
"Turns remaining: " + (objective.maxHalfTurns - ((halfTurnsElapsed / 2) + 1));
turnPlayerText.enabled = true;
turnChangeBackground.enabled = true;
Util.setTimeout(advanceBattleStage, 1000);
break;
case BattleLoopStage.TurnChangeEnd:
turnPlayerText.enabled = false;
turnChangeBackground.enabled = false;
advanceBattleStage();
break;
case BattleLoopStage.UnitSelection:
advanceBattleStage();
break;
case BattleLoopStage.ActionSelection:
//If we've already entered this we're awaiting. Don't call it again every frame.
if (!battleStageChanged)
{
break;
}
battleStageChanged = false;
//Character.getMove() is responsible for validation so we assume the move to be legal
Move move = await level.characters[currentCharacter].getMove();
Unit ourUnit = battlefield.units[move.from.x, move.from.y];
IBattlefieldItem selectedItem = battlefield.battlefieldItemAt(move.to.x, move.to.y);
if (selectedItem is Tile)
{
//We selected a tile! lets move to it
moveUnit(ourUnit, move.to.x, move.to.y);
if (ourUnit.getTargets(move.to.x, move.to.y, battlefield, level.characters[currentCharacter]).Count == 0)
{
ourUnit.greyOut();
}
}
else if (selectedItem is Unit)
{
//Targeted a hostile unit! fight!
Unit selectedUnit = selectedItem as Unit;
bool defenderDefeated = ourUnit.doBattleWith(
selectedUnit,
battlefield.map[move.to.x, move.to.y].Peek(),
battlefield);
await Task.Delay(TimeSpan.FromMilliseconds(250));
if (!defenderDefeated && (selectedItem is MeleeUnit) && (ourUnit is MeleeUnit))
{
//Counterattack applied only when both units are Melee
selectedUnit.doBattleWith(
ourUnit,
battlefield.map[move.from.x, move.from.y].Peek(),
battlefield);
}
ourUnit.setHasAttackedThisTurn(true);
await Task.Delay(TimeSpan.FromMilliseconds(250));
}
else
{
Debug.LogWarning("Item of unrecognized type clicked on.");
}
checkWinAndLose();
//If all of our units have moved advance. Otherwise, go back to unit selection.
ourUnit.hasMovedThisTurn = true;
if (battlefield.charactersUnits[level.characters[currentCharacter]].All(unit => {
//I know this looks inelegant but it avoid calling getUnitCoords if necessary
if (!unit.hasMovedThisTurn)
{
return(false);
}
else if (unit.getHasAttackedThisTurn())
{
return(true);
}
else
{
Coord coord = battlefield.getUnitCoords(unit);
return(unit.getTargets(coord.x, coord.y, battlefield, level.characters[currentCharacter]).Count == 0);
}
}))
{
advanceBattleStage();
}
else
{
setBattleLoopStage(BattleLoopStage.UnitSelection);
}
break;
case BattleLoopStage.EndTurn:
//If we've already entered this we're awaiting. Don't call it again every frame.
if (!battleStageChanged)
{
break;
}
battleStageChanged = false;
foreach (Unit unit in battlefield.charactersUnits[level.characters[currentCharacter]])
{
unit.hasMovedThisTurn = false;
unit.setHasAttackedThisTurn(false);
}
bool endGame = checkWinAndLose();
if (!endGame)
{
advanceBattleStage();
}
halfTurnsElapsed++;
break;
}
}
// Poor man's state machine. in retrospect i have no idea why i didn't use a proper one. oh well, next game.
async void Update()
{
switch (battleStage)
{
case BattleLoopStage.Initial:
if (!battleStageChanged)
{
break;
}
battleStageChanged = false;
playBgm();
turnPlayerText.text =
"Battle objective:\n" +
objective.getName();
turnPlayerText.enabled = true;
turnChangeBackground.enabled = true;
await Task.Delay(3000);
advanceBattleStage();
break;
case BattleLoopStage.Pick:
advanceBattleStage();
turnPlayerText.enabled = false;
turnChangeBackground.enabled = false;
break;
case BattleLoopStage.BattleLoopStart:
if (!battleStageChanged)
{
break;
}
battleStageChanged = false;
//Check for cutscenes every start phase
await runAppropriateCutscenes();
advanceBattleStage();
break;
case BattleLoopStage.TurnChange:
//If we've already entered this we're awaiting. Don't call it again every frame.
if (!battleStageChanged)
{
break;
}
battleStageChanged = false;
currentCharacter = (currentCharacter + 1) % level.characters.Length;
turnPlayerText.text =
level.characters[currentCharacter].name + "'s turn\n" +
"Turns remaining: " + (objective.maxHalfTurns - halfTurnsElapsed);
turnPlayerText.enabled = true;
turnChangeBackground.enabled = true;
await Task.Delay(1000);
advanceBattleStage();
break;
case BattleLoopStage.TurnChangeEnd:
turnPlayerText.enabled = false;
turnChangeBackground.enabled = false;
advanceBattleStage();
break;
case BattleLoopStage.UnitSelection:
advanceBattleStage();
break;
case BattleLoopStage.ActionSelection:
//If we've already entered this we're awaiting. Don't call it again every frame.
if (!battleStageChanged)
{
break;
}
battleStageChanged = false;
//The getMove function returns null if no move should be made,
//possibly in the event of the selection loop being interrupted by a manually ended turn
Move move = await level.characters[currentCharacter].getMove();
//Since no move occurs, nothing else needs to be done this turn (since nothing changed).
if (move == null)
{
break;
}
Unit ourUnit = battlefield.units[move.from.x, move.from.y];
if (ourUnit == null)
{
Debug.LogWarning("In BattleControl.update(), a move originated from a nonexistent unit, probably due to an ended turn.");
break;
}
IBattlefieldItem selectedItem = battlefield.battlefieldItemAt(move.to.x, move.to.y);
if (move.from.Equals(move.to))
{
//This is the null move. just do nothing!
ourUnit.hasMovedThisTurn = true;
ourUnit.setHasAttackedThisTurn(true);
ourUnit.greyOut();
}
else if (selectedItem is Tile)
{
//We selected a tile! lets move to it
await moveUnit(ourUnit, move.to);
if (ourUnit.getTargets(move.to.x, move.to.y, battlefield, level.characters[currentCharacter]).Count == 0)
{
ourUnit.greyOut();
ourUnit.setHasAttackedThisTurn(true);
}
}
else if (selectedItem is Unit)
{
//Targeted a hostile unit! fight!
Unit selectedUnit = selectedItem as Unit;
await rotateUnit(ourUnit, battlefield.getUnitCoords(selectedUnit));
bool defenderDefeated = await ourUnit.doBattleWith(
selectedUnit,
battlefield.map[move.to.x, move.to.y].Peek(),
battlefield);
if (!defenderDefeated && (selectedItem is MeleeUnit) && (ourUnit is MeleeUnit))
{
await rotateUnit(selectedUnit, battlefield.getUnitCoords(ourUnit));
//Counterattack applied only when both units are Melee
await selectedUnit.doBattleWith(
ourUnit,
battlefield.map[move.from.x, move.from.y].Peek(),
battlefield);
}
//Re-grey model if needed... I'm regretting my desire to make the health ui manager stateless :p
if (ourUnit is HealerUnit)
{
if ((selectedUnit.hasMovedThisTurn &&
selectedUnit.getTargets(move.to.x, move.to.y, battlefield, level.characters[currentCharacter]).Count == 0) ||
selectedUnit.getHasAttackedThisTurn())
{
selectedUnit.greyOut();
}
}
ourUnit.setHasAttackedThisTurn(true);
// await Task.Delay(TimeSpan.FromMilliseconds(turnDelayMs));
}
else
{
Debug.LogWarning("Item of unrecognized type clicked on.");
}
ourUnit.hasMovedThisTurn = true;
await runAppropriateCutscenes();
//Check if we eliminated the last unit.
await checkWinAndLose();
// Update AI capture point if Intercept mission
if (objective is InterceptObjective)
{
foreach (Character c in level.characters)
{
if (c.agent is DefendAgent)
{
(c.agent as DefendAgent).capturePoint = battlefield.getUnitCoords((objective as InterceptObjective).vips[0]);
}
}
}
//If all of our units have moved advance. Otherwise, go back to unit selection.
if (battlefield.charactersUnits[level.characters[currentCharacter]].All(unit => {
//I know this looks inelegant but it avoid calling getUnitCoords if necessary
if (!unit.hasMovedThisTurn)
{
return(false);
}
else if (unit.getHasAttackedThisTurn())
{
return(true);
}
else
{
Coord coord = battlefield.getUnitCoords(unit);
return(unit.getTargets(coord.x, coord.y, battlefield, level.characters[currentCharacter]).Count == 0);
}
}))
{
advanceBattleStage();
}
else
{
setBattleLoopStage(BattleLoopStage.UnitSelection);
}
break;
case BattleLoopStage.EndTurn:
//If we've already entered this we're awaiting. Don't call it again every frame.
if (!battleStageChanged)
{
break;
}
battleStageChanged = false;
//Check cutscenes every end phase
await runAppropriateCutscenes();
foreach (Unit unit in battlefield.charactersUnits[level.characters[currentCharacter]])
{
Coord coord = battlefield.getUnitCoords(unit);
Tile tile = battlefield.map[coord.x, coord.y].Peek();
await checkTile(tile, unit);
unit.hasMovedThisTurn = false;
unit.setHasAttackedThisTurn(false);
}
bool endGame = await checkWinAndLose();
if (!endGame)
{
advanceBattleStage();
}
halfTurnsElapsed++;
break;
}
}