feat(search): support for exclude_dated parameter

Author: Supamiu

src/model/xivapi-search-filter.ts

@@ -1,5 +1,5 @@
 export interface XivapiSearchFilter {
     column: string;
-    operator: '=' | '>' | '<' | '<=' | '>=' | '|=' | '!';
+    operator: '=' | '>' | '<' | '<=' | '>=' | '|=' | '!' | '!!';
     value?: string | number | string[] | number[];
 }

src/model/xivapi-search-options.ts

@@ -39,6 +39,11 @@ export interface XivapiSearchOptions extends XivapiOptions {
      */
     page?: number;
 
+    /**
+     * Exclude dated items
+     */
+    exclude_dated?: 1;
+
     /**
      * The column to sort the results by.
      */

src/xivapi.service.ts

@@ -96,7 +96,7 @@ export class XivapiService {
     public search(options: XivapiSearchOptions): Observable<any> {
         if (options.filters) {
             const filterChain: string = options.filters.reduce((chain, filter) => {
-                const value: string = filter.value instanceof Array ? filter.value.join(';') : filter.value.toString();
+                const value: string = filter.value instanceof Array ? filter.value.join(';') : (filter.value || '').toString();
                 return `${chain}${filter.column}${filter.operator}${value},`;
             }, '').slice(0, -1);