From 18c78e37a47d010871fc2e03b5240f666336db70 Mon Sep 17 00:00:00 2001
From: Filip Rojek <filip@filiprojek.cz>
Date: Sun, 26 Jan 2025 17:21:30 +0100
Subject: [PATCH] In progress: offline fuel record creation

---
 TODO.md                       | 17 +++---
 app/views/dashboard/index.php |  6 ++-
 public/css/global.css         |  1 +
 public/js/offline-records.js  | 98 +++++++++++++++++++++++++++++++++++
 4 files changed, 110 insertions(+), 12 deletions(-)
 create mode 100644 public/js/offline-records.js

diff --git a/TODO.md b/TODO.md
index 42b1da9..a75f5a2 100644
--- a/TODO.md
+++ b/TODO.md
@@ -6,13 +6,10 @@
 - [ ] edit user data - change password, mail...
 
 ## Core of the app
-- [ ] header and navbar
-- [ ] dashboard
-  - [x] css
-  - [ ] its just plain
-  - [ ] graphs
-- [x] Habits list
-  - [ ] css
-- [ ] Habits create
-  - [ ] validate cron input
-- [ ] Habits track
+- [ ] intro tutorial when no car exist or just dont show anything
+- [ ] change/set default car
+- [ ] specific car view - charts, fuel records
+- [ ] remove/edit fuel record
+
+- [ ] IndexDB
+  - [ ] 
diff --git a/app/views/dashboard/index.php b/app/views/dashboard/index.php
index 4d91474..4e8d959 100644
--- a/app/views/dashboard/index.php
+++ b/app/views/dashboard/index.php
@@ -5,6 +5,7 @@
     <div>
         <a href="/refuel/create" class="btn-green">Add new refuel record!</a>
         <a href="/vehicles" class="btn-primary">List all vehicles</a>
+        <button class="btn-primary" id="btn-offline-add">Add new refuel record OFFLINE</button>
     </div>
     <div class="card-wrapper">
         <section class="card latest">
@@ -43,8 +44,8 @@
         </section>
     </div>
 </section>
-    <script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
-    <script>
+<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
+<script>
     const ctx = document.getElementById('chart-gas-price');
     const data = <?= json_encode($data['date_price_data']); ?>;
 
@@ -60,3 +61,4 @@
         },
     });
 </script>
+<script defer src="/js/offline-records.js"></script>
diff --git a/public/css/global.css b/public/css/global.css
index 12b07e7..357c3c0 100644
--- a/public/css/global.css
+++ b/public/css/global.css
@@ -27,6 +27,7 @@ h1 {
 	cursor: pointer;
 	border-radius: var(--border-radious);
 	border: var(--borderWidth-thin) solid var(--clr-border);
+	color: white;
 }
 
 .btn-secondary {
diff --git a/public/js/offline-records.js b/public/js/offline-records.js
new file mode 100644
index 0000000..95b5744
--- /dev/null
+++ b/public/js/offline-records.js
@@ -0,0 +1,98 @@
+async function checkOnline() {
+	if (!navigator.onLine) {
+		console.log("Offline (no network connection)");
+		return false;
+	}
+
+	try {
+		const response = await fetch(
+			"https://www.google.com/favicon.ico?" + new Date().getTime(),
+			{
+				mode: "no-cors",
+			},
+		);
+		return true;
+	} catch (error) {
+		console.log("Connected to network but no internet access");
+		return false;
+	}
+}
+
+setInterval(async () => {
+	const isOnline = await checkOnline();
+	if (!isOnline) {
+		console.log("OFFLINE!!!");
+	}
+}, 5000);
+
+const offbtn = document.querySelector("#btn-offline-add");
+offbtn.addEventListener("click", (e) => {
+	e.preventDefault();
+	document.querySelector("section.dashboard").style.display = "none";
+	const offline = document.createElement("div");
+	offline.classList.add("offline");
+	offline.innerHTML = `
+    <b>You're Offline</b>
+    <p>You can create an fuel record locally on your device and sync it later</p>
+    <section class="form">
+        <h1 class="header-form"><?= $this->get('title') ?></h1>
+        <!-- <?php if ($this->get('error')): ?> -->
+        <!--     <div class="error" style="color: red; margin-bottom: 1rem;"> -->
+        <!--         <?= htmlspecialchars($this->get('error')) ?> -->
+        <!--     </div> -->
+        <!-- <?php endif; ?> -->
+        <form method="POST" action="/refuel/create">
+            <label for="vehicle">Vehicle</label>
+            <select name="vehicle" id="vehicle">
+            <!-- <?php foreach ($this->get('vehicles') as $vehicle): ?> -->
+            <!--     <option value="<?= $vehicle['id'] ?>"><?= $vehicle['name'] . " | " . $vehicle['registration_plate'] ?></option> -->
+            <!-- <?php endforeach; ?> -->
+            </select>
+            <!-- <?php if (isset($this->get('validationErrors')['vehicle'])): ?> -->
+            <!--     <small class="error"><?= $this->get('validationErrors')['vehicle'] ?></small> -->
+            <!-- <?php endif; ?> -->
+
+            <label for="fuel_type">Fuel type</label>
+            <select name="fuel_type" id="fuel_type">
+                <option value="Diesel">Diesel</option>
+                <option value="Gasoline 95">Gasoline 95</option>
+                <option value="Gasoline 98">Gasoline 98</option>
+                <option value="Premium Diesel">Premium Diesel</option>
+                <option value="Premium Gasoline 95">Premium Gasoline 95</option>
+                <option value="Premium Gasoline 98">Premium Gasoline 98</option>
+                <option value="Other">Other</option>
+            </select>
+            <!-- <?php if (isset($this->get('validationErrors')['fuel_type'])): ?> -->
+            <!--     <small class="error"><?= $this->get('validationErrors')['fuel_type'] ?></small> -->
+            <!-- <?php endif; ?> -->
+
+            <label for="liters">Liters</label>
+            <input type="number" name="liters" id="liters" min="0" step=".01" value="<?= htmlspecialchars($_POST['liters'] ?? '0.0') ?>">
+            <!-- <?php if (isset($this->get('validationErrors')['liters'])): ?> -->
+            <!--     <small class="error"><?= $this->get('validationErrors')['liters'] ?></small> -->
+            <!-- <?php endif; ?> -->
+
+            <label for="price_per_liter">Price per liter</label>
+            <input type="number" name="price_per_liter" id="price_per_liter" min="0" step=".01" value="<?= htmlspecialchars($_POST['price_per_liter'] ?? '0.0') ?>">
+            <!-- <?php if (isset($this->get('validationErrors')['price_per_liter'])): ?> -->
+            <!--     <small class="error"><?= $this->get('validationErrors')['price_per_liter'] ?></small> -->
+            <!-- <?php endif; ?> -->
+
+            <label for="total_price">Total price</label>
+            <input type="number" name="total_price" id="total_price" min="0" step=".01" value="<?= htmlspecialchars($_POST['total_price'] ?? '0.0') ?>">
+            <!-- <?php if (isset($this->get('validationErrors')['total_price'])): ?> -->
+            <!--     <small class="error"><?= $this->get('validationErrors')['total_price'] ?></small> -->
+            <!-- <?php endif; ?> -->
+
+            <label for="note">Note</label>
+            <input type="text" name="note" id="note" value="<?= htmlspecialchars($_POST['note'] ?? '') ?>">
+            <!-- <?php if (isset($this->get('validationErrors')['note'])): ?> -->
+            <!--     <small class="error"><?= $this->get('validationErrors')['note'] ?></small> -->
+            <!-- <?php endif; ?> -->
+
+            <input type="submit" value="Create fuel record">
+        </form>
+    </section>
+  `;
+	document.querySelector("main").appendChild(offline);
+});