refactor: priceUsingPricesTF now expects an SKU string

src/content/pricing/pricestf.ts

@@ -31,13 +31,13 @@ class PricesResponse {
  * and uses it to fetch the latest pricing data for the given item in keys and metal.
  *
  * @example
- * const price = await priceUsingPricesTF(token, 105, 11);
+ * const price = await priceUsingPricesTF(token, '105;11');
  * console.log("Strange Brigade Helm price: ${price.keys} keys ${price.metal} metal")
  *
  * @returns {Promise<PricesResponse>} Object containing 'keys' and 'metal' prices
  * @throws When authentication fails or API returns non-200 status code
  */
-async function priceUsingPricesTF(token: string, defIndex: number, quality: number): Promise<PricesResponse> {
+async function priceUsingPricesTF(token: string, sku: string): Promise<PricesResponse> {
   // prices.tf
   // https://api2.prices.tf/prices/${sku}
   // Authorization: Bearer ${token}
@@ -45,7 +45,6 @@ async function priceUsingPricesTF(token: string, defIndex: number, quality: numb
     if (!token) {
       reject(401)
     }
-    const sku = defIndex + ";" + quality;
     var response = await GM_fetch(`https://api2.prices.tf/prices/${encodeURIComponent(sku)}`, {
       method: 'get',
       headers: new Headers({
@@ -53,15 +52,18 @@ async function priceUsingPricesTF(token: string, defIndex: number, quality: numb
         'Authorization': `Bearer ${token}`
       })
     })
-    if (response.status === 404 && quality === 6) {
-      // Try uncraftable variant
-      response = await GM_fetch(`https://api2.prices.tf/prices/${encodeURIComponent(sku + ';uncraftable')}`, {
-        method: 'get',
-        headers: new Headers({
-          'Accept': 'application/json',
-          'Authorization': `Bearer ${token}`
+    if (response.status === 404 && sku.includes(';')) {
+      const quality: number = parseInt(sku.split(';')[1], 10);
+      if(quality === 6) {
+        // Try uncraftable variant if unique weapon
+        response = await GM_fetch(`https://api2.prices.tf/prices/${encodeURIComponent(sku + ';uncraftable')}`, {
+          method: 'get',
+          headers: new Headers({
+            'Accept': 'application/json',
+            'Authorization': `Bearer ${token}`
+          })
         })
-      })
+      }
     }
     if (response.status === 200) {
       const json = await response.json()