feat: add support to set max page and show page ranking

README.md

@@ -24,18 +24,18 @@ To retrieve the rank of a website for a specific keyword, run the `google-rank`
 $ google-rank wikipedia.org krakatoa
 
 Ranks for wikipedia.org website:
-1 krakatoa
+page 1  rank 1  krakatoa
 ```
 
 Multiple keywords can also be specified:
 
 ```
-$ google-rank wikipedia.org krakatoa mit 'social media'
+$ google-rank wikipedia.org krakatoa facebook 'social media'
 
 Ranks for wikipedia.org website:
-1 krakatoa
-2 mit
-1 social media
+page 1  rank 1  krakatoa
+page 2  rank 2  facebook
+page 1  rank 1  social media
 ```
 
 If the website is not found for the specified keywords, it will output the rank as `?`:
@@ -44,7 +44,7 @@ If the website is not found for the specified keywords, it will output the rank
 $ google-rank wikipedia.org 'best city to travel'
 
 Ranks for wikipedia.org website:
-? best city to travel
+page ?  rank ?  best city to travel
 ```
 
 ## License

src/google-rank.ts

@@ -7,22 +7,30 @@ async function run() {
   program
     .argument("<website>", "website name")
     .arguments("<keywords...>")
+    .option("--max-page <number>", "maximum page to search for", "3")
     .parse();
 
   const website = program.args[0];
   const keywords = program.args.slice(1);
 
+  const opts = program.opts();
+  const maxPage = Number.parseInt(opts.maxPage);
+
   const rankByKeywords: [string, Promise<WebsiteRank | undefined>][] = [];
   for (const keyword of keywords) {
-    const prom = getWebsiteRank(website, keyword);
+    const prom = getWebsiteRank(website, keyword, { maxPage });
     rankByKeywords.push([keyword, prom]);
   }
 
   process.stdout.write(`Ranks for ${website} website:\n`);
   for (const [keyword, prom] of rankByKeywords) {
     const rank = await prom;
-    const rankStr = rank !== undefined ? `${rank.rank}` : "?";
-    process.stdout.write(`${rankStr} ${keyword}\n`);
+    if (rank === undefined) {
+      process.stdout.write(`page ?  rank ?`);
+    } else {
+      process.stdout.write(`page ${rank.page + 1}  rank ${rank.rank + 1}`);
+    }
+    process.stdout.write(`  ${keyword}\n`);
   }
 }