From 743fc6f2581638a8c0640b397adfcc4bf43f99b4 Mon Sep 17 00:00:00 2001
From: Dominik Stadler <dominik.stadler@gmx.at>
Date: Sat, 24 Oct 2020 20:22:48 +0200
Subject: [PATCH] Add option to specify the id of a "seller" to show prices
 from this seller and not the "amazon" or "cheapest" price

(cherry picked from commit ba0b635e30360b040e5723b9b6ce5d65876bbaca)
---
 README.md     | 4 +++-
 bin/cli.js    | 5 +++++
 lib/Amazon.js | 5 ++++-
 lib/index.js  | 1 +
 4 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index e90fb2f..aebd00d 100755
--- a/README.md
+++ b/README.md
@@ -96,7 +96,9 @@ Options:
                   blocking from the amazon side       [boolean] [default: false]
   --user-agent    Set custom user-agent                   [string] [default: ""]
   --timeout, -t   Timeout between requests. Timeout is set in mls: 1000 mls = 1
-
+  --seller        Allows to set the seller-id (A....) to limit searches to
+                  products offered by this seller and show prices of this seller
+                                                          [string] [default: ""]
 
 Examples:
   amazon-buddy products -k 'Xbox one'
diff --git a/bin/cli.js b/bin/cli.js
index f99ef62..a244d70 100755
--- a/bin/cli.js
+++ b/bin/cli.js
@@ -137,6 +137,11 @@ require('yargs')
             type: 'number',
             describe: 'Timeout between requests. Timeout is set in mls: 1000 mls = 1 second',
         },
+        seller: {
+            default: '',
+            type: 'string',
+            describe: 'Allows to set the seller-id (A....) to limit searches to products offered by this seller and show prices of this seller',
+        },
     })
     .check((argv) => {
         if (['products', 'reviews', 'asin', 'categories', 'countries'].indexOf(argv['_'][0]) === -1) {
diff --git a/lib/Amazon.js b/lib/Amazon.js
index d272d74..7d68560 100644
--- a/lib/Amazon.js
+++ b/lib/Amazon.js
@@ -36,6 +36,7 @@ class AmazonScraper {
         asyncTasks,
         reviewFilter,
         referer,
+        seller,
     }) {
         this.asyncTasks = asyncTasks;
         this.asyncPage = 1;
@@ -71,6 +72,7 @@ class AmazonScraper {
         this.initTime = Date.now();
         this.ua = ua || 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.113 Safari/537.36';
         this.reviewFilter = reviewFilter;
+        this.seller = seller;
     }
 
     /**
@@ -247,7 +249,7 @@ class AmazonScraper {
             console.log(`Result was saved to: ${this.fileName}`);
         }
         return {
-            ...(this.scrapeType === 'products' ? { totalProducts: this.totalProducts, category: this.productSearchCategory } : {}),
+            ...(this.scrapeType === 'products' ? { totalProducts: this.totalProducts, category: this.productSearchCategory, seller: this.seller } : {}),
             ...(this.scrapeType === 'reviews' ? { ...this.reviewMetadata } : {}),
             result: this.collector,
         };
@@ -386,6 +388,7 @@ class AmazonScraper {
                     ? {
                           k: this.keyword,
                           ...(this.productSearchCategory ? { i: this.productSearchCategory } : {}),
+                          ...(this.seller ? { me: this.seller, m: this.seller } : {}),
                           ...(page > 1 ? { page, ref: `sr_pg_${page}` } : {}),
                       }
                     : {}),
diff --git a/lib/index.js b/lib/index.js
index 31d3103..7760d5d 100755
--- a/lib/index.js
+++ b/lib/index.js
@@ -24,6 +24,7 @@ const INIT_OPTIONS = {
         filterByStar: '',
         formatType: 'all_formats',
     },
+    seller: '',
 };
 
 exports.products = async (options) => {