Feature/200 beastform (#255)

* Temp

* Dialog setup

* Fixed basic beastform

* Reworked beastform to hold it's data entirely in the beastformEffect

* UpdateActorTokens fix

* Removed hardcoded tierlimit on beastform

* PR fixes

module/data/action/action.mjs

@@ -1,6 +1,7 @@
 import { DHActionDiceData, DHActionRollData, DHDamageData, DHDamageField } from './actionDice.mjs';
 import DhpActor from '../../documents/actor.mjs';
 import D20RollDialog from '../../dialogs/d20RollDialog.mjs';
+import BeastformDialog from '../../dialogs/beastformDialog.mjs';
 
 const fields = foundry.data.fields;
 
@@ -106,6 +107,11 @@ export class DHBaseAction extends foundry.abstract.DataModel {
                     }),
                     value: new fields.EmbeddedDataField(DHActionDiceData),
                     valueAlt: new fields.EmbeddedDataField(DHActionDiceData)
+                }),
+                beastform: new fields.SchemaField({
+                    tierAccess: new fields.SchemaField({
+                        exact: new fields.NumberField({ integer: true, nullable: true, initial: null })
+                    })
                 })
             },
             extraSchemas = {};
@@ -757,3 +763,50 @@ export class DHMacroAction extends DHBaseAction {
         }
     }
 }
+
+export class DhBeastformAction extends DHBaseAction {
+    static extraSchemas = ['beastform'];
+
+    async use(event, ...args) {
+        const beastformConfig = this.prepareBeastformConfig();
+
+        const abort = await this.handleActiveTransformations();
+        if (abort) return;
+
+        const beastformUuid = await BeastformDialog.configure(beastformConfig);
+        if (!beastformUuid) return;
+
+        await this.transform(beastformUuid);
+    }
+
+    prepareBeastformConfig(config) {
+        const settingsTiers = game.settings.get(SYSTEM.id, SYSTEM.SETTINGS.gameSettings.LevelTiers).tiers;
+        const actorLevel = this.actor.system.levelData.level.current;
+        const actorTier =
+            Object.values(settingsTiers).find(
+                tier => actorLevel >= tier.levels.start && actorLevel <= tier.levels.end
+            ) ?? 1;
+
+        return {
+            tierLimit: this.beastform.tierAccess.exact ?? actorTier
+        };
+    }
+
+    async transform(beastformUuid) {
+        const beastform = await foundry.utils.fromUuid(beastformUuid);
+        this.actor.createEmbeddedDocuments('Item', [beastform.toObject()]);
+    }
+
+    async handleActiveTransformations() {
+        const beastformEffects = this.actor.effects.filter(x => x.type === 'beastform');
+        if (beastformEffects.length > 0) {
+            for (let effect of beastformEffects) {
+                await effect.delete();
+            }
+
+            return true;
+        }
+
+        return false;
+    }
+}