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update code
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‎.firebaserc‎

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{
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"projects": {
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"default": "image-82e55"
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}
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}

‎firebase.json‎

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{
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"firestore": {
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"rules": "firestore.rules"
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}
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}

‎firestore.rules‎

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@@ -5,22 +5,25 @@ service cloud.firestore {
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return request.auth != null;
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}
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// Departments, Batches, Semesters, Subjects: Public Read, Auth Write
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// Departments: Public Read, Auth Write
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match /departments/{dept} {
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allow read: if true;
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allow write: if isAuthenticated();
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}
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// Batches: Public Read, Auth Write
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match /batches/{batch} {
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allow read: if true;
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allow write: if isAuthenticated();
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}
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// Semesters: Public Read, Auth Write
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match /semesters/{sem} {
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allow read: if true;
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allow write: if isAuthenticated();
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}
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// Subjects: Public Read, Auth Write
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match /subjects/{sub} {
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allow read: if true;
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allow write: if isAuthenticated();
@@ -32,7 +35,7 @@ service cloud.firestore {
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allow write: if isAuthenticated();
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}
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// Notes: Public Read, Auth Write (with owner check for strictness if needed, but keeping simple for now)
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// Notes: Public Read, Auth Write
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match /notes/{note} {
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allow read: if true;
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allow create: if isAuthenticated();

‎src/app/db-diagnostic/page.tsx‎

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"use client";
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import { useEffect, useState } from "react";
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import {
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getDepartments,
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getBatches,
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getSemesters,
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getSubjects,
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getNotes
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} from "@/lib/firebase/firestore";
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export default function DBDiagnosticPage() {
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const [departments, setDepartments] = useState<any[]>([]);
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const [selectedDeptId, setSelectedDeptId] = useState<string>("");
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const [batches, setBatches] = useState<any[]>([]);
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const [selectedBatchId, setSelectedBatchId] = useState<string>("");
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const [semesters, setSemesters] = useState<any[]>([]);
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const [selectedSemId, setSelectedSemId] = useState<string>("");
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const [subjects, setSubjects] = useState<any[]>([]);
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const [selectedSubId, setSelectedSubId] = useState<string>("");
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const [notes, setNotes] = useState<any[]>([]);
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const [loading, setLoading] = useState(false);
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const [error, setError] = useState<string>("");
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useEffect(() => {
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loadDepartments();
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}, []);
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async function loadDepartments() {
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try {
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setLoading(true);
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const data = await getDepartments();
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console.log("Departments loaded:", data);
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setDepartments(data);
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} catch (err: any) {
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console.error("Error loading departments:", err);
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setError(err.message);
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} finally {
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setLoading(false);
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}
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}
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async function loadBatches(deptId: string) {
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try {
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setLoading(true);
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setError("");
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console.log("Loading batches for department:", deptId);
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const data = await getBatches(deptId);
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console.log("Batches loaded:", data);
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setBatches(data);
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if (data.length === 0) {
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setError(`No batches found for department ID: ${deptId}`);
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}
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} catch (err: any) {
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console.error("Error loading batches:", err);
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setError(err.message);
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setBatches([]);
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} finally {
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setLoading(false);
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}
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}
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async function loadSemesters(batchId: string) {
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try {
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setLoading(true);
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setError("");
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console.log("Loading semesters for batch:", batchId);
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const data = await getSemesters(batchId);
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console.log("Semesters loaded:", data);
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setSemesters(data);
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if (data.length === 0) {
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setError(`No semesters found for batch ID: ${batchId}`);
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}
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} catch (err: any) {
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console.error("Error loading semesters:", err);
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setError(err.message);
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setSemesters([]);
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} finally {
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setLoading(false);
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}
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}
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async function loadSubjects(semId: string) {
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try {
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setLoading(true);
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setError("");
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console.log("Loading subjects for semester:", semId);
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const data = await getSubjects(semId);
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console.log("Subjects loaded:", data);
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setSubjects(data);
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if (data.length === 0) {
92+
setError(`No subjects found for semester ID: ${semId}`);
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}
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} catch (err: any) {
95+
console.error("Error loading subjects:", err);
96+
setError(err.message);
97+
setSubjects([]);
98+
} finally {
99+
setLoading(false);
100+
}
101+
}
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async function loadNotes(subId: string) {
104+
try {
105+
setLoading(true);
106+
setError("");
107+
console.log("Loading notes for subject:", subId);
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const data = await getNotes(subId);
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console.log("Notes loaded:", data);
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setNotes(data);
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if (data.length === 0) {
112+
setError(`No notes found for subject ID: ${subId}`);
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}
114+
} catch (err: any) {
115+
console.error("Error loading notes:", err);
116+
setError(err.message);
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setNotes([]);
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} finally {
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setLoading(false);
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}
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}
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return (
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<div style={{ padding: "2rem", maxWidth: "1200px", margin: "0 auto" }}>
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<h1 style={{ marginBottom: "2rem" }}>🔍 Firebase Database Diagnostic</h1>
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{error && (
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<div style={{
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background: "#fee",
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border: "1px solid #fcc",
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padding: "1rem",
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borderRadius: "8px",
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marginBottom: "1rem",
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color: "#c00"
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}}>
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<strong>Error:</strong> {error}
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</div>
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)}
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{loading && <p>Loading...</p>}
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<div style={{ display: "grid", gap: "2rem" }}>
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{/* Departments */}
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<div>
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<h2>Departments ({departments.length})</h2>
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<div style={{ display: "flex", gap: "0.5rem", flexWrap: "wrap" }}>
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{departments.map(d => (
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<button
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key={d.id}
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onClick={() => {
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setSelectedDeptId(d.id);
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loadBatches(d.id);
153+
setBatches([]);
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setSemesters([]);
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setSubjects([]);
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setNotes([]);
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}}
158+
style={{
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padding: "0.5rem 1rem",
160+
background: selectedDeptId === d.id ? "#3b82f6" : "#e5e7eb",
161+
color: selectedDeptId === d.id ? "white" : "black",
162+
border: "none",
163+
borderRadius: "6px",
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cursor: "pointer"
165+
}}
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>
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{d.name} (ID: {d.id})
168+
</button>
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))}
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</div>
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<pre style={{ background: "#f5f5f5", padding: "1rem", borderRadius: "6px", marginTop: "1rem", overflow: "auto" }}>
172+
{JSON.stringify(departments, null, 2)}
173+
</pre>
174+
</div>
175+
176+
{/* Batches */}
177+
{selectedDeptId && (
178+
<div>
179+
<h2>Batches for {selectedDeptId} ({batches.length})</h2>
180+
<div style={{ display: "flex", gap: "0.5rem", flexWrap: "wrap" }}>
181+
{batches.map(b => (
182+
<button
183+
key={b.id}
184+
onClick={() => {
185+
setSelectedBatchId(b.id);
186+
loadSemesters(b.id);
187+
setSemesters([]);
188+
setSubjects([]);
189+
setNotes([]);
190+
}}
191+
style={{
192+
padding: "0.5rem 1rem",
193+
background: selectedBatchId === b.id ? "#3b82f6" : "#e5e7eb",
194+
color: selectedBatchId === b.id ? "white" : "black",
195+
border: "none",
196+
borderRadius: "6px",
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cursor: "pointer"
198+
}}
199+
>
200+
{b.name} (ID: {b.id})
201+
</button>
202+
))}
203+
</div>
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<pre style={{ background: "#f5f5f5", padding: "1rem", borderRadius: "6px", marginTop: "1rem", overflow: "auto" }}>
205+
{JSON.stringify(batches, null, 2)}
206+
</pre>
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</div>
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)}
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210+
{/* Semesters */}
211+
{selectedBatchId && (
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<div>
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<h2>Semesters for {selectedBatchId} ({semesters.length})</h2>
214+
<div style={{ display: "flex", gap: "0.5rem", flexWrap: "wrap" }}>
215+
{semesters.map(s => (
216+
<button
217+
key={s.id}
218+
onClick={() => {
219+
setSelectedSemId(s.id);
220+
loadSubjects(s.id);
221+
setSubjects([]);
222+
setNotes([]);
223+
}}
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style={{
225+
padding: "0.5rem 1rem",
226+
background: selectedSemId === s.id ? "#3b82f6" : "#e5e7eb",
227+
color: selectedSemId === s.id ? "white" : "black",
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border: "none",
229+
borderRadius: "6px",
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cursor: "pointer"
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}}
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>
233+
{s.name} (ID: {s.id})
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</button>
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))}
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</div>
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<pre style={{ background: "#f5f5f5", padding: "1rem", borderRadius: "6px", marginTop: "1rem", overflow: "auto" }}>
238+
{JSON.stringify(semesters, null, 2)}
239+
</pre>
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</div>
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)}
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{/* Subjects */}
244+
{selectedSemId && (
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<div>
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<h2>Subjects for {selectedSemId} ({subjects.length})</h2>
247+
<div style={{ display: "flex", gap: "0.5rem", flexWrap: "wrap" }}>
248+
{subjects.map(s => (
249+
<button
250+
key={s.id}
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onClick={() => {
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setSelectedSubId(s.id);
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loadNotes(s.id);
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setNotes([]);
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}}
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style={{
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padding: "0.5rem 1rem",
258+
background: selectedSubId === s.id ? "#3b82f6" : "#e5e7eb",
259+
color: selectedSubId === s.id ? "white" : "black",
260+
border: "none",
261+
borderRadius: "6px",
262+
cursor: "pointer"
263+
}}
264+
>
265+
{s.name} (ID: {s.id})
266+
</button>
267+
))}
268+
</div>
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<pre style={{ background: "#f5f5f5", padding: "1rem", borderRadius: "6px", marginTop: "1rem", overflow: "auto" }}>
270+
{JSON.stringify(subjects, null, 2)}
271+
</pre>
272+
</div>
273+
)}
274+
275+
{/* Notes */}
276+
{selectedSubId && (
277+
<div>
278+
<h2>Notes for {selectedSubId} ({notes.length})</h2>
279+
<pre style={{ background: "#f5f5f5", padding: "1rem", borderRadius: "6px", marginTop: "1rem", overflow: "auto" }}>
280+
{JSON.stringify(notes, null, 2)}
281+
</pre>
282+
</div>
283+
)}
284+
</div>
285+
</div>
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);
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}

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