Refactored actions and let actions apply buffs to self

app/imports/api/creature/actions/applyAction.js

@@ -0,0 +1,5 @@
+import spendResources from '/imports/api/creature/actions/spendResources.js'
+
+export default function applyAction({prop}){
+  spendResources(prop);
+}

app/imports/api/creature/actions/applyBuff.js

@@ -0,0 +1,61 @@
+import {
+	setLineageOfDocs,
+	renewDocIds
+} from '/imports/api/parenting/parenting.js';
+import {setDocToLastOrder} from '/imports/api/parenting/order.js';
+import CreatureProperties from '/imports/api/creature/CreatureProperties.js';
+
+export default function applyBuff({
+  prop,
+  children,
+  creature,
+  targets = [],
+  //actionContext,
+}){
+  let buffTargets = prop.target === 'self' ? [creature] : targets;
+
+  //let scope = {
+  //  ...creature.variables,
+  //  ...actionContext,
+  //};
+
+  // TODO
+  // If the target is not self, walk through all decendants and replace
+  // variables in calculations with their values from the creature scope
+  // If the target is self, replace all the target.x references with just x
+
+  // Then copy the decendants of the buff to the targets
+  prop.applied = true;
+  let propList = [prop];
+  function addChildrenToPropList(children){
+    children.forEach(child => {
+      propList.push(child.node);
+      addChildrenToPropList(child.children);
+    });
+  }
+  addChildrenToPropList(children);
+  let oldParent = {
+    id: prop.parent.id,
+    collection: prop.parent.collection,
+  };
+  buffTargets.forEach(target => {
+    copyNodeListToTarget(propList, target, oldParent);
+  });
+}
+
+function copyNodeListToTarget(propList, target, oldParent){
+  let ancestry = [{collection: 'creatures', id: target._id}];
+  setLineageOfDocs({
+    docArray: propList,
+    newAncestry: ancestry,
+    oldParent,
+  });
+  renewDocIds({
+    docArray: propList,
+  });
+  setDocToLastOrder({
+    collection: CreatureProperties,
+    doc: propList[0],
+  });
+  CreatureProperties.batchInsert(propList);
+}

app/imports/api/creature/actions/applyDamage.js

@@ -0,0 +1,19 @@
+import evaluateString from '/imports/api/creature/computation/afterComputation/evaluateString.js';
+
+export default function applyDamage({
+  prop,
+  creature,
+  targets,
+  actionContext
+}){
+  let damageTargets = prop.target === 'self' ? [creature] : targets;
+  let scope = {
+    ...creature.variables,
+    ...actionContext,
+  };
+  let {result, errors} = evaluateString(prop.amount, scope);
+  if (Meteor.isClient) errors.forEach(e => console.error(e));
+  if (Number.isFinite(result)) {
+    damageTargets.forEach()
+  }
+}

app/imports/api/creature/actions/applyProperties.js

@@ -0,0 +1,62 @@
+import applyAction from '/imports/api/creature/actions/applyAction.js';
+//import applyDamage from '/imports/api/creature/actions/applyDamage.js';
+import applyBuff from '/imports/api/creature/actions/applyBuff.js';
+
+function applyProperty(options){
+  let prop = options.prop;
+  if (
+    prop.disabled === true || // ignore disabled props
+    prop.equipped === false || // ignore unequipped items
+    prop.toggleResult === false || // ignore untoggled toggles
+    prop.applied === true // ignore buffs that are already applied
+  ){
+    return false;
+  }
+  switch (prop.type){
+    case 'action':
+    case 'spell':
+    case 'attack':
+      applyAction(options);
+      return true;
+    case 'damage':
+      // applyDamage(options);
+      return true;
+    case 'adjustment':
+      // applyAdjustment(options);
+      return true;
+    case 'buff':
+      applyBuff(options);
+      return false;
+    case 'roll':
+      // applyRoll(options);
+      return true;
+    case 'savingThrow':
+      // applySavingThrow(options);
+      return false;
+  }
+}
+
+export default function applyProperties({
+  forest,
+  creature,
+  targets,
+  actionContext
+}){
+  forest.forEach(child => {
+    let walkChildren = applyProperty({
+      prop: child.node,
+      children: child.children,
+      creature,
+      targets,
+      actionContext
+    });
+    if (walkChildren){
+      applyProperties({
+        forest: child.children,
+        creature,
+        targets,
+        actionContext
+      });
+    }
+  });
+}

app/imports/api/creature/actions/doAction.js

@@ -1,88 +1,61 @@
 import SimpleSchema from 'simpl-schema';
 import { ValidatedMethod } from 'meteor/mdg:validated-method';
 import { RateLimiterMixin } from 'ddp-rate-limiter-mixin';
-import CreatureProperties, { getCreature, damagePropertyWork, adjustQuantityWork } from '/imports/api/creature/CreatureProperties.js';
+import CreatureProperties, { getCreature } from '/imports/api/creature/CreatureProperties.js';
 import { assertEditPermission } from '/imports/api/creature/creaturePermissions.js';
 import { recomputeCreatureByDoc } from '/imports/api/creature/computation/recomputeCreature.js';
+import { nodesToTree } from '/imports/api/parenting/parenting.js';
+import applyProperties from '/imports/api/creature/actions/applyProperties.js';
 
 const doAction = new ValidatedMethod({
   name: 'creatureProperties.doAction',
   validate: new SimpleSchema({
     actionId: SimpleSchema.RegEx.Id,
+    targetId: {
+      type: String,
+      regEx: SimpleSchema.RegEx.Id,
+      optional: true,
+    },
   }).validator(),
   mixins: [RateLimiterMixin],
   rateLimit: {
     numRequests: 10,
     timeInterval: 5000,
   },
-  run({actionId}) {
+  run({actionId, targetId}) {
     let action = CreatureProperties.findOne(actionId);
 		// Check permissions
     let creature = getCreature(action);
     assertEditPermission(creature, this.userId);
-		doActionWork(action);
+    let target = undefined;
+    if (targetId) {
+      target = getCreature(targetId);
+      assertEditPermission(target, this.userId);
+    }
+		doActionWork({action, creature, target});
     // Note this only recomputes the top-level creature, not the nearest one
 		recomputeCreatureByDoc(creature);
+    if (target){
+      recomputeCreatureByDoc(target);
+    }
   },
 });
 
-function doActionWork(action){
-  spendResources(action);
-}
-
-function spendResources(action){
-  // Check Uses
-  if (action.usesUsed >= action.usesResult){
-    throw new Meteor.Error('Insufficient Uses',
-      'This action has no uses left');
-  }
-  // Resources
-  if (action.insufficientResources){
-    throw new Meteor.Error('Insufficient Resources',
-      'This creature doesn\'t have sufficient resources to perform this action');
-  }
-  // Items
-  let itemQuantityAdjustments = [];
-  action.resources.itemsConsumed.forEach(itemConsumed => {
-    if (!itemConsumed.itemId){
-      throw new Meteor.Error('Ammo not selected',
-        'No ammo was selected for this action');
-    }
-    let item = CreatureProperties.findOne(itemConsumed.itemId);
-    if (!item || item.ancestors[0].id !== action.ancestors[0].id){
-      throw new Meteor.Error('Ammo not found',
-        'The action\'s ammo was not found on the creature');
-    }
-    if (!item.equipped){
-      throw new Meteor.Error('Ammo not equipped',
-        'The selected ammo is not equipped');
-    }
-    if (!itemConsumed.quantity) return;
-    itemQuantityAdjustments.push({
-      property: item,
-      operation: 'increment',
-      value: itemConsumed.quantity,
-    });
+function doActionWork({action, creature, target}){
+  let actionContext = {};
+  let decendantForest = nodesToTree({
+    collection: CreatureProperties,
+    ancestorId: action._id,
   });
-  // No more errors should be thrown after this line
-  // Now that we have confirmed that there are no errors, do actual work
-  //Items
-  itemQuantityAdjustments.forEach(adjustQuantityWork);
-  // Use uses
-  CreatureProperties.update(action._id, {
-    $inc: {usesUsed: 1}
-  }, {
-    selector: action
-  });
-  // Damage stats
-  action.resources.attributesConsumed.forEach(attConsumed => {
-    if (!attConsumed.quantity) return;
-    let stat = CreatureProperties.findOne(attConsumed.statId);
-    damagePropertyWork({
-      property: stat,
-      operation: 'increment',
-      value: attConsumed.quantity,
-    });
+  let startingForest = [{
+    node: action,
+    children: decendantForest,
+  }];
+  applyProperties({
+    forest: startingForest,
+    creature,
+    target,
+    actionContext
   });
 }
 

app/imports/api/creature/actions/spendResources.js

@@ -0,0 +1,57 @@
+import CreatureProperties, { damagePropertyWork, adjustQuantityWork } from '/imports/api/creature/CreatureProperties.js';
+
+export default function spendResources(action){
+  // Check Uses
+  if (action.usesUsed >= action.usesResult){
+    throw new Meteor.Error('Insufficient Uses',
+      'This action has no uses left');
+  }
+  // Resources
+  if (action.insufficientResources){
+    throw new Meteor.Error('Insufficient Resources',
+      'This creature doesn\'t have sufficient resources to perform this action');
+  }
+  // Items
+  let itemQuantityAdjustments = [];
+  action.resources.itemsConsumed.forEach(itemConsumed => {
+    if (!itemConsumed.itemId){
+      throw new Meteor.Error('Ammo not selected',
+        'No ammo was selected for this action');
+    }
+    let item = CreatureProperties.findOne(itemConsumed.itemId);
+    if (!item || item.ancestors[0].id !== action.ancestors[0].id){
+      throw new Meteor.Error('Ammo not found',
+        'The action\'s ammo was not found on the creature');
+    }
+    if (!item.equipped){
+      throw new Meteor.Error('Ammo not equipped',
+        'The selected ammo is not equipped');
+    }
+    if (!itemConsumed.quantity) return;
+    itemQuantityAdjustments.push({
+      property: item,
+      operation: 'increment',
+      value: itemConsumed.quantity,
+    });
+  });
+  // No more errors should be thrown after this line
+  // Now that we have confirmed that there are no errors, do actual work
+  //Items
+  itemQuantityAdjustments.forEach(adjustQuantityWork);
+  // Use uses
+  CreatureProperties.update(action._id, {
+    $inc: {usesUsed: 1}
+  }, {
+    selector: action
+  });
+  // Damage stats
+  action.resources.attributesConsumed.forEach(attConsumed => {
+    if (!attConsumed.quantity) return;
+    let stat = CreatureProperties.findOne(attConsumed.statId);
+    damagePropertyWork({
+      property: stat,
+      operation: 'increment',
+      value: attConsumed.quantity,
+    });
+  });
+}