From dd899f43f65c1bd8aab51e35fb70f8c4eaf5e609 Mon Sep 17 00:00:00 2001
From: Olaf <olaf.ruvag@gmail.com>
Date: Thu, 12 May 2022 17:41:42 -0500
Subject: [PATCH 1/4] Creamos el metodo estatico getExplorersbyStack en el
 explorerService

---
 lib/services/ExplorerService.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/services/ExplorerService.js b/lib/services/ExplorerService.js
index 9fef9574..d23b1492 100644
--- a/lib/services/ExplorerService.js
+++ b/lib/services/ExplorerService.js
@@ -16,6 +16,11 @@ class ExplorerService {
         return explorersUsernames;
     }
 
+    static getExplorersbyStack(explorers,stack){
+        const explorersByStack = explorers.filter((explorer) => explorer.stacks.includes(stack));
+        return explorersByStack;
+    }
+
 }
 
 module.exports = ExplorerService;

From 9aa920b402726295fc050318702a23d6cfd9d40d Mon Sep 17 00:00:00 2001
From: Olaf <olaf.ruvag@gmail.com>
Date: Thu, 12 May 2022 17:42:08 -0500
Subject: [PATCH 2/4] Creamos el test para el nuevo metodo de
 getExplorersbyStack

---
 test/services/ExplorerService.test.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/test/services/ExplorerService.test.js b/test/services/ExplorerService.test.js
index 4313f192..a9afa76d 100644
--- a/test/services/ExplorerService.test.js
+++ b/test/services/ExplorerService.test.js
@@ -6,5 +6,10 @@ describe("Tests para ExplorerService", () => {
         const explorersInNode = ExplorerService.filterByMission(explorers, "node");
         expect(explorersInNode.length).toBe(1);
     });
-
+    
+    test("Requerimiento 2: Obtener todos los explorers con cierto stack", () => {
+        const explorers = [{stacks: ["javascript","reasonML","elm"]}];
+        const explorersWithStack = ExplorerService.getExplorersbyStack(explorers, "reasonML");
+        expect(explorersWithStack.length).toBe(1);
+    });
 });

From 3bcc5a1334a3d01ab4b35a3e66ec223e653c7224 Mon Sep 17 00:00:00 2001
From: Olaf <olaf.ruvag@gmail.com>
Date: Thu, 12 May 2022 17:55:38 -0500
Subject: [PATCH 3/4] Creamos el metodo estatico getExplorersByStack en
 ExplorerController

---
 lib/controllers/ExplorerController.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/controllers/ExplorerController.js b/lib/controllers/ExplorerController.js
index 85590a6d..f131c411 100644
--- a/lib/controllers/ExplorerController.js
+++ b/lib/controllers/ExplorerController.js
@@ -21,6 +21,11 @@ class ExplorerController{
         const explorers = Reader.readJsonFile("explorers.json");
         return ExplorerService.getAmountOfExplorersByMission(explorers, mission);
     }
+
+    static getExplorersByStack(stack){
+        const explorers = Reader.readJsonFile("explorers.json");
+        return ExplorerService.getExplorersbyStack(explorers, stack);
+    }
 }
 
 module.exports = ExplorerController;

From 83704b802092136b607b47f1c55ea428b6688c7a Mon Sep 17 00:00:00 2001
From: Olaf <olaf.ruvag@gmail.com>
Date: Thu, 12 May 2022 17:58:54 -0500
Subject: [PATCH 4/4] Creamos el endpoint /v1/explorers/stack/javascript en la
 API para obtener los explorers por stack

---
 lib/server.js | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib/server.js b/lib/server.js
index 9860b437..5ac1bb5a 100644
--- a/lib/server.js
+++ b/lib/server.js
@@ -26,6 +26,12 @@ app.get("/v1/explorers/usernames/:mission", (request, response) => {
     response.json({mission: request.params.mission, explorers: explorersUsernames});
 });
 
+app.get("/v1/explorers/stack/:stack", (request, response) => {
+    const stack = request.params.stack;
+    const explorersByStack = ExplorerController.getExplorersByStack(stack);
+    response.json({mission: request.params.mission, explorers: explorersByStack});
+});
+
 app.get("/v1/fizzbuzz/:score", (request, response) => {
     const score = parseInt(request.params.score);
     const fizzbuzzTrick = ExplorerController.applyFizzbuzz(score);