finished stateRepository

backend/repository/stateRepository.js

+const { pool } = require("../config/database/database.config");
+
+/*
+Class responsible for making queries to the 
+stateLookup database.
+*/
+
+/*
+Function to add a state to the database
+
+state must be a string and 
+*/
+async function addStateIfNotExists(state) {
+    console.log("adding state: ", state);
+
+    // don't add state if it exists
+    const existingState = await getState(stateID);
+    if (existingState) {
+        console.log("State already exists: ", state);
+        return;
+    }
+
+    // insert SQL query
+    const query = `INSERT INTO stateLookup (name) VALUES (?)`;
+
+    // attempt to insert state into table
+    try {
+        await pool.query(query, [state]);
+        console.log(`Successfully added state: ${state}`);
+    }
+    catch (error) {
+        console.error(`Error adding state: ${state}`, error);
+        throw error;
+    }
+}
+
+async function getState(stateId) {
+    // SQL query to get a certain state
+    const query = "SELECT * FROM stateLookup WHERE stateId = ?";
+
+    try {
+        console.log("Getting role: ", stateId);
+        const [rows] = await pool.query(query, [roleId]);
+        if (rows.length > 0) {
+            console.log("Found state: ", stateId);
+            return rows[0];
+        }
+        else {
+            console.log("State not found: ", stateId);
+            return null;
+        }
+    }
+    catch (error) {
+        console.error(`Error fetching state with ID ${stateId}:`, error);
+        throw error;
+    }
+}
+
+module.exports = { addStateIfNotExists, getState };
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