functionality for search people by first and last name

backend/repository/peopleRepository.js

@@ -51,8 +51,41 @@ async function addPerson(person) {
   }
 }
 
+/*
+Function to search for people by their first and last name, 
+if multiple people with that name exist, they will all be returned. 
+If no people are found, the function will return null.
+*/
+async function searchPeopleByName(firstName, lastName) {
+  console.log("searching for people by name....");
+
+  try {
+    // SQL query to search for people by first and last name
+    const query = `
+      SELECT * FROM people
+      WHERE firstName = ? AND lastName = ?
+      `;
+
+    // Execute the query and pass the first and last name as parameters
+    const [results] = await pool.query(query, [firstName, lastName]);
+
+    console.log("results found: ", results);
+
+    // If no people are found, return null
+    if (results.length === 0) {
+      return null;
+    }
+
+    // return the people found
+    return results;
+  } catch (error) {
+    console.error(error);
+    return null;
+  }
+}
+
 async function getPersonById() {}
 
 async function deletePersonById() {}
 
-module.exports = { addPerson };
+module.exports = { addPerson, searchPeopleByName };

backend/routes/peopleRoutes.js

 const { check, body, validationResult } = require("express-validator");
 const express = require("express");
 const peopleRouter = express.Router();
-const { createPerson } = require("../service/peopleService");
+const { createPerson, findByName } = require("../service/peopleService");
 /*
 Function to check that the POST request body in 
 create person contains the correct data types 
@@ -131,4 +131,37 @@ peopleRouter.post("/create", validateCreatePerson, async (req, res) => {
   }
 });
 
+/*
+Route to search for people by first and last name. Request body takes
+firstName and lastName as strings.
+*/
+peopleRouter.post("/searchByName", async (req, res) => {
+  // get the first and last name
+  const { firstName, lastName } = req.body;
+
+  // Basic validation to ensure firstName and lastName are provided
+  if (!firstName || !lastName) {
+    return res
+      .status(400)
+      .json({ message: "First name and last name are required." });
+  }
+
+  try {
+    // run function to get person by name
+    const people = await findByName(firstName, lastName);
+
+    // no person found
+    if (people == null) {
+      return res.status(404).json({ message: "person not found" });
+    }
+
+    // return the found people
+    return res.status(200).json({ people: people });
+  } catch (error) {
+    // error
+    console.log("error");
+    return res.status(500).json({ message: error });
+  }
+});
+
 module.exports = peopleRouter;

backend/service/peopleService.js

 const { addAddress } = require("../repository/addressRepository");
 const { addContact } = require("../repository/contactRepository");
 const { addDegree } = require("../repository/degreeRepository");
-const { addPerson } = require("../repository/peopleRepository");
-
+const {
+  addPerson,
+  searchPeopleByName,
+} = require("../repository/peopleRepository");
+
+/*
+Function to handle the logic for creating a person.
+*/
 async function createPerson(person) {
   // extract the parts of a person
   const { personInfo, degrees, addresses, contacts, involvements } = person;
@@ -40,4 +46,14 @@ async function createPerson(person) {
   return newPersonID;
 }
 
-module.exports = { createPerson };
+/*
+Function to call repository and get people with a 
+gicen first and last name.
+*/
+async function findByName(firstName, lastName) {
+  // call repository function, null will be returned if no people are found
+  const peopleFound = await searchPeopleByName(firstName, lastName);
+  return peopleFound;
+}
+
+module.exports = { createPerson, findByName };