big bang

index.js

@@ -0,0 +1,64 @@
+const fs = require("fs")
+
+const input = JSON.parse(fs.readFileSync("code.json", "utf-8"))
+const output = transform(input)
+
+fs.writeFileSync("output.json", JSON.stringify(output, null, 4))
+
+/*
+ * {
+ *     "<faculty_code>.01": {
+ *         "name": "<faculty_name>",
+ *         "<department_code>": Array<{ 
+ *             "code": "<major_code>.<departement_code>.<faculty_code>.01", 
+ *             "name": "<major_name>" 
+ *         }>
+ *     }
+ * }
+ */ 
+function transform(data)
+{
+    const result = {}
+
+    for (const [facultyKey, majors] of Object.entries(data))
+    {
+        const [facultyCode, facultyName] = facultyKey.split(":").map(s => s.trim())
+
+        const facultyObj = {
+            name: facultyName
+        }
+
+        const deptMap = {}
+
+        for (const major of majors)
+        {
+            const deptCode = major.code.split(".")[1] ?? "00"
+
+            if (!deptMap[deptCode])
+            {
+                deptMap[deptCode] = []
+            }
+
+            deptMap[deptCode].push({
+                code: major.code,
+                name: major.name
+            })
+        }
+
+        const sortedDeptCodes = Object.keys(deptMap).sort((a, b) => Number(a) - Number(b))
+
+        for (const deptCode of sortedDeptCodes)
+        {
+            deptMap[deptCode].sort((a, b) =>
+            {
+                return a.code.localeCompare(b.code, undefined, { numeric: true })
+            })
+
+            facultyObj[deptCode] = deptMap[deptCode]
+        }
+
+        result[facultyCode] = facultyObj
+    }
+
+    return result
+}