What To Do?

index.js

@@ -1,36 +1,93 @@
-console.log("works!!", process.argv[2]);
+console.log("Running Cli-Todo-SQL");
+console.log("Query Selector: ", process.argv[2]);
 
 const pg = require('pg');
 
 const configs = {
-    user: 'akira',
-    host: '127.0.0.1',
-    database: 'todo',
-    port: 5432,
+  user: 'yusofgotboudine',
+  host: '127.0.0.1',
+  database: 'todo',
+  port: 5432,
 };
 
 const client = new pg.Client(configs);
 
-let queryDoneCallback = (err, result) => {
-    if (err) {
-      console.log("query error", err.message);
-    } else {
-      console.log("result", result.rows );
-    }
-    client.end();
-};
+let querySelector = process.argv[2];
+
+client.connect((err) => {
 
-let clientConnectionCallback = (err) => {
+  if (err) {
+    console.log("error", err.message);
+  }
+
+  if (querySelector == 'show') {
+    let queryText = 'SELECT * FROM items ORDER BY id ASC';
 
-  if( err ){
-    console.log( "error", err.message );
+    client.query(queryText, (err, res) => {
+      //console.log(res);
+      console.log(queryText);
+      if (err) {
+        console.log("query error", err.message);
+      } else {
+        // iterate through all of your results:
+        for (let i = 0; i < res.rows.length; i++) {
+          if (res.rows[i].completed == null) {
+            console.log((i + 1) + ". [ ] - " + res.rows[i].name);
+          } else if (res.rows[i].completed == 'yes') {
+            console.log((i + 1) + ". [x] - " + res.rows[i].name);
+          }
+        }
+      }
+    });
   }
 
-  let text = "INSERT INTO todo (name) VALUES ($1) RETURNING id";
+  if (querySelector == 'add') {
+    let item = process.argv[3];
+    let queryText = "INSERT INTO items (name) VALUES ('" + item + "')";
+    console.log(queryText);
 
-  const values = ["hello"];
+    client.query(queryText, (err, res) => {
+      if (err) {
+        console.log("query error", err.message);
+      } else {
+        console.log("Item added on todo list: ", item);
+      }
+    });
 
-  client.query(text, values, queryDoneCallback);
-};
+  }
+
+  if (querySelector == 'done') {
+    let item = process.argv[3];
+    if (item == '') {
+      console.log("No input detected!");
+      client.end();
+    }
+    let queryText = "SELECT * FROM items ORDER BY id ASC";
+    let markItem = item - 1;
+
+    client.query(queryText, (err, res) => {
+      // console.log(res.rows[markItem].name);
+      if (err) {
+        console.log("query error", err.message);
+      } else {
+        for (let i = 0; i < res.rows.length; i++) {
+          if (i != markItem && res.rows[i].completed == null) {
+            console.log((i + 1) + ". [ ] - " + res.rows[i].name);
+          } else if (i != markItem && res.rows[i].completed != null) {
+            console.log((i + 1) + ". [x] - " + res.rows[i].name);
+          } else if (i == markItem) {
+            console.log((i + 1) + ". [x] - " + res.rows[i].name);
+            queryText = "UPDATE items SET completed='yes' WHERE name = '" + res.rows[i].name + "'";
+            client.query(queryText, (err, res) => {
+              console.log(queryText);
+              if (err) {
+                console.log("query error", err.message);
+              }
+            });
+          }
+        }
+      }
+    });
+  }
+})
 
-client.connect(clientConnectionCallback);