From eb2bc3a25f8c9bb6f5933552753497639df72f74 Mon Sep 17 00:00:00 2001
From: Benjamin Toby <ben@tben.me>
Date: Tue, 12 Nov 2024 19:45:46 +0100
Subject: [PATCH] Add SQL Delete Generator

---
 functions/sql/sql-delete-generator.js | 41 +++++++++++++++++++++++++++
 functions/sql/sql-insert-generator.js |  4 +--
 package.json                          |  2 +-
 3 files changed, 44 insertions(+), 3 deletions(-)
 create mode 100644 functions/sql/sql-delete-generator.js

diff --git a/functions/sql/sql-delete-generator.js b/functions/sql/sql-delete-generator.js
new file mode 100644
index 0000000..781e9e5
--- /dev/null
+++ b/functions/sql/sql-delete-generator.js
@@ -0,0 +1,41 @@
+// @ts-check
+
+/**
+ * @typedef {object} SQLDeleteGenReturn
+ * @property {string} query
+ * @property {string[]} values
+ */
+
+/**
+ * @param {object} param0
+ * @param {any} param0.data
+ * @param {string} param0.tableName
+ *
+ * @return {SQLDeleteGenReturn | undefined}
+ */
+function sqlDeleteGenerator({ tableName, data }) {
+    try {
+        let queryStr = `DELETE FROM ${tableName}`;
+
+        /** @type {string[]} */
+        let deleteBatch = [];
+        /** @type {string[]} */
+        let queryArr = [];
+
+        Object.keys(data).forEach((ky) => {
+            deleteBatch.push(`${ky}=?`);
+            queryArr.push(data[ky]);
+        });
+        queryStr += ` WHERE ${deleteBatch.join(" AND ")}`;
+
+        return {
+            query: queryStr,
+            values: queryArr,
+        };
+    } catch (/** @type {any} */ error) {
+        console.log(`SQL delete gen ERROR: ${error.message}`);
+        return undefined;
+    }
+}
+
+module.exports = sqlDeleteGenerator;
diff --git a/functions/sql/sql-insert-generator.js b/functions/sql/sql-insert-generator.js
index 421005a..ac9dca9 100644
--- a/functions/sql/sql-insert-generator.js
+++ b/functions/sql/sql-insert-generator.js
@@ -1,7 +1,7 @@
 // @ts-check
 
 /**
- * @typedef {object} SQLINsertGenReturn
+ * @typedef {object} SQLInsertGenReturn
  * @property {string} query
  * @property {string[]} values
  */
@@ -11,7 +11,7 @@
  * @param {any[]} param0.data
  * @param {string} param0.tableName
  *
- * @return {SQLINsertGenReturn | undefined}
+ * @return {SQLInsertGenReturn | undefined}
  */
 function sqlInsertGenerator({ tableName, data }) {
     try {
diff --git a/package.json b/package.json
index cd07a1d..aed9961 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@moduletrace/datasquirel",
-    "version": "2.6.0",
+    "version": "2.6.1",
     "description": "Cloud-based SQL data management tool",
     "main": "index.js",
     "bin": {