Started implementing spells in action engine

app/imports/api/engine/action/functions/userInput/InputProvider.ts

@@ -35,6 +35,10 @@ type InputProvider = {
    * Get the details of a check or save
    */
   check(suggestedParams: CheckParams): Promise<CheckParams>;
+  /**
+   * Get the details of casting a spell
+   */
+  castSpell(suggestedParams: CastSpellParams): Promise<CastSpellParams>;
 }
 
 export type Advantage = 0 | 1 | -1;
@@ -49,4 +53,10 @@ export type CheckParams = {
   targetAbilityVariableName?: string;
 }
 
+export type CastSpellParams = {
+  spellId: string,
+  slotId: string | undefined,
+  ritual: boolean,
+}
+
 export default InputProvider;