feat: msw 연결

week1/velog/velog.js

@@ -28,7 +28,7 @@ options.forEach((option) => {
   });
 });
 
-//카드 클릭하면 모달
+//카드 클릭하면 모달나오게
 const cards = document.querySelectorAll(".card");
 const cardSection = document.querySelector(".card_section");
 const body = document.querySelector("body");

week4/package.json

@@ -36,5 +36,11 @@
       "last 1 firefox version",
       "last 1 safari version"
     ]
+  },
+  "devDependencies": {
+    "msw": "^0.49.0"
+  },
+  "msw": {
+    "workerDirectory": "public"
   }
-}
+}

week4/public/mockServiceWorker.js

@@ -0,0 +1,305 @@
+//Mock API의 역할을 해줄 worker
+
+/* eslint-disable */
+/* tslint:disable */
+
+/**
+ * Mock Service Worker (0.49.0).
+ * @see https://github.com/mswjs/msw
+ * - Please do NOT modify this file.
+ * - Please do NOT serve this file on production.
+ */
+
+const INTEGRITY_CHECKSUM = "3d6b9f06410d179a7f7404d4bf4c3c70";
+const activeClientIds = new Set();
+
+self.addEventListener("install", function () {
+  self.skipWaiting();
+});
+
+self.addEventListener("activate", function (event) {
+  event.waitUntil(self.clients.claim());
+});
+
+self.addEventListener("message", async function (event) {
+  const clientId = event.source.id;
+
+  if (!clientId || !self.clients) {
+    return;
+  }
+
+  const client = await self.clients.get(clientId);
+
+  if (!client) {
+    return;
+  }
+
+  const allClients = await self.clients.matchAll({
+    type: "window",
+  });
+
+  switch (event.data) {
+    case "KEEPALIVE_REQUEST": {
+      sendToClient(client, {
+        type: "KEEPALIVE_RESPONSE",
+      });
+      break;
+    }
+
+    case "INTEGRITY_CHECK_REQUEST": {
+      sendToClient(client, {
+        type: "INTEGRITY_CHECK_RESPONSE",
+        payload: INTEGRITY_CHECKSUM,
+      });
+      break;
+    }
+
+    case "MOCK_ACTIVATE": {
+      activeClientIds.add(clientId);
+
+      sendToClient(client, {
+        type: "MOCKING_ENABLED",
+        payload: true,
+      });
+      break;
+    }
+
+    case "MOCK_DEACTIVATE": {
+      activeClientIds.delete(clientId);
+      break;
+    }
+
+    case "CLIENT_CLOSED": {
+      activeClientIds.delete(clientId);
+
+      const remainingClients = allClients.filter((client) => {
+        return client.id !== clientId;
+      });
+
+      // Unregister itself when there are no more clients
+      if (remainingClients.length === 0) {
+        self.registration.unregister();
+      }
+
+      break;
+    }
+  }
+});
+
+self.addEventListener("fetch", function (event) {
+  const { request } = event;
+  const accept = request.headers.get("accept") || "";
+
+  // Bypass server-sent events.
+  if (accept.includes("text/event-stream")) {
+    return;
+  }
+
+  // Bypass navigation requests.
+  if (request.mode === "navigate") {
+    return;
+  }
+
+  // Opening the DevTools triggers the "only-if-cached" request
+  // that cannot be handled by the worker. Bypass such requests.
+  if (request.cache === "only-if-cached" && request.mode !== "same-origin") {
+    return;
+  }
+
+  // Bypass all requests when there are no active clients.
+  // Prevents the self-unregistered worked from handling requests
+  // after it's been deleted (still remains active until the next reload).
+  if (activeClientIds.size === 0) {
+    return;
+  }
+
+  // Generate unique request ID.
+  const requestId = Math.random().toString(16).slice(2);
+
+  event.respondWith(
+    handleRequest(event, requestId).catch((error) => {
+      if (error.name === "NetworkError") {
+        console.warn(
+          '[MSW] Successfully emulated a network error for the "%s %s" request.',
+          request.method,
+          request.url
+        );
+        return;
+      }
+
+      // At this point, any exception indicates an issue with the original request/response.
+      console.error(
+        `\
+[MSW] Caught an exception from the "%s %s" request (%s). This is probably not a problem with Mock Service Worker. There is likely an additional logging output above.`,
+        request.method,
+        request.url,
+        `${error.name}: ${error.message}`
+      );
+    })
+  );
+});
+
+async function handleRequest(event, requestId) {
+  const client = await resolveMainClient(event);
+  const response = await getResponse(event, client, requestId);
+
+  // Send back the response clone for the "response:*" life-cycle events.
+  // Ensure MSW is active and ready to handle the message, otherwise
+  // this message will pend indefinitely.
+  if (client && activeClientIds.has(client.id)) {
+    (async function () {
+      const clonedResponse = response.clone();
+      sendToClient(client, {
+        type: "RESPONSE",
+        payload: {
+          requestId,
+          type: clonedResponse.type,
+          ok: clonedResponse.ok,
+          status: clonedResponse.status,
+          statusText: clonedResponse.statusText,
+          body:
+            clonedResponse.body === null ? null : await clonedResponse.text(),
+          headers: Object.fromEntries(clonedResponse.headers.entries()),
+          redirected: clonedResponse.redirected,
+        },
+      });
+    })();
+  }
+
+  return response;
+}
+
+// Resolve the main client for the given event.
+// Client that issues a request doesn't necessarily equal the client
+// that registered the worker. It's with the latter the worker should
+// communicate with during the response resolving phase.
+async function resolveMainClient(event) {
+  const client = await self.clients.get(event.clientId);
+
+  if (client?.frameType === "top-level") {
+    return client;
+  }
+
+  const allClients = await self.clients.matchAll({
+    type: "window",
+  });
+
+  return allClients
+    .filter((client) => {
+      // Get only those clients that are currently visible.
+      return client.visibilityState === "visible";
+    })
+    .find((client) => {
+      // Find the client ID that's recorded in the
+      // set of clients that have registered the worker.
+      return activeClientIds.has(client.id);
+    });
+}
+
+async function getResponse(event, client, requestId) {
+  const { request } = event;
+  const clonedRequest = request.clone();
+
+  function passthrough() {
+    // Clone the request because it might've been already used
+    // (i.e. its body has been read and sent to the client).
+    const headers = Object.fromEntries(clonedRequest.headers.entries());
+
+    // Remove MSW-specific request headers so the bypassed requests
+    // comply with the server's CORS preflight check.
+    // Operate with the headers as an object because request "Headers"
+    // are immutable.
+    delete headers["x-msw-bypass"];
+
+    return fetch(clonedRequest, { headers });
+  }
+
+  // Bypass mocking when the client is not active.
+  if (!client) {
+    return passthrough();
+  }
+
+  // Bypass initial page load requests (i.e. static assets).
+  // The absence of the immediate/parent client in the map of the active clients
+  // means that MSW hasn't dispatched the "MOCK_ACTIVATE" event yet
+  // and is not ready to handle requests.
+  if (!activeClientIds.has(client.id)) {
+    return passthrough();
+  }
+
+  // Bypass requests with the explicit bypass header.
+  // Such requests can be issued by "ctx.fetch()".
+  if (request.headers.get("x-msw-bypass") === "true") {
+    return passthrough();
+  }
+
+  // Notify the client that a request has been intercepted.
+  const clientMessage = await sendToClient(client, {
+    type: "REQUEST",
+    payload: {
+      id: requestId,
+      url: request.url,
+      method: request.method,
+      headers: Object.fromEntries(request.headers.entries()),
+      cache: request.cache,
+      mode: request.mode,
+      credentials: request.credentials,
+      destination: request.destination,
+      integrity: request.integrity,
+      redirect: request.redirect,
+      referrer: request.referrer,
+      referrerPolicy: request.referrerPolicy,
+      body: await request.text(),
+      bodyUsed: request.bodyUsed,
+      keepalive: request.keepalive,
+    },
+  });
+
+  switch (clientMessage.type) {
+    case "MOCK_RESPONSE": {
+      return respondWithMock(clientMessage.data);
+    }
+
+    case "MOCK_NOT_FOUND": {
+      return passthrough();
+    }
+
+    case "NETWORK_ERROR": {
+      const { name, message } = clientMessage.data;
+      const networkError = new Error(message);
+      networkError.name = name;
+
+      // Rejecting a "respondWith" promise emulates a network error.
+      throw networkError;
+    }
+  }
+
+  return passthrough();
+}
+
+function sendToClient(client, message) {
+  return new Promise((resolve, reject) => {
+    const channel = new MessageChannel();
+
+    channel.port1.onmessage = (event) => {
+      if (event.data && event.data.error) {
+        return reject(event.data.error);
+      }
+
+      resolve(event.data);
+    };
+
+    client.postMessage(message, [channel.port2]);
+  });
+}
+
+function sleep(timeMs) {
+  return new Promise((resolve) => {
+    setTimeout(resolve, timeMs);
+  });
+}
+
+async function respondWithMock(response) {
+  await sleep(response.delay);
+  return new Response(response.body, response);
+}

week4/src/Search.jsx

@@ -3,22 +3,24 @@ import styled from "styled-components";
 import { useNavigate, Outlet } from "react-router-dom";
 
 export default function Search() {
+  const navigate = useNavigate();
+
   const [inputName, setInputName] = useState();
   const [history, setHistory] = useState(
     JSON.parse(localStorage.getItem("history") || "[]")
   );
+  //history 모달창 보이는지 아닌지
   const [isOpen, setIsOpen] = useState(false);
 
-  const navigate = useNavigate();
+  useEffect(() => {
+    localStorage.setItem("history", JSON.stringify(history));
+  }, [history]);
 
+  //input에 입력된 값을 inputName으로
   const handleChange = (e) => {
     setInputName(e.target.value);
   };
 
-  useEffect(() => {
-    localStorage.setItem("history", JSON.stringify(history));
-  }, [history]);
-
   const handleSubmit = (e) => {
     e.preventDefault();
 
@@ -49,6 +51,8 @@ export default function Search() {
                 value={inputName}
                 onChange={handleChange}
                 onFocus={() => setIsOpen(true)}
+                // tabIndex로 historyModal을 input과 연관된 컴포넌트로 설정하고
+                // input이 onBlur 상태가 되면 Modal 끈다
                 onBlur={(e) => e.relatedTarget === null && setIsOpen(false)}
               ></SearchFrameInput>
               {isOpen ? (