LEDMatrix/web_interface/templates/v3/partials/wifi.html

{% import 'v3/partials/_macros.html' as ui %}
<div class="bg-white rounded-lg shadow p-6" x-data="wifiSetup()" x-init="init(); loadStatus()">
    <!-- Captive Portal Banner (shown when AP mode is active) -->
    <div x-show="status.ap_mode_active" 
         class="mb-4 p-4 bg-blue-50 border border-blue-200 rounded-lg"
         x-cloak>
        <div class="flex items-start">
            <div class="flex-shrink-0">
                <i class="fas fa-info-circle text-blue-600 text-lg"></i>
            </div>
            <div class="ml-3 flex-1">
                <h3 class="text-sm font-medium text-blue-800">Captive Portal Active</h3>
                <p class="mt-1 text-sm text-blue-700">
                    You're connected to the LEDMatrix-Setup network. Configure your WiFi connection below to connect to your home network.
                </p>
            </div>
        </div>
    </div>

    <div class="border-b border-gray-200 pb-4 mb-6">
        <h2 class="text-lg font-semibold text-gray-900">
            <i class="fas fa-wifi mr-2"></i>WiFi Setup
        </h2>
        <p class="mt-1 text-sm text-gray-600">Configure WiFi connection for your Raspberry Pi. Access point mode will automatically activate when no WiFi connection is detected.</p>
    </div>

    {{ ui.settings_filter('Filter WiFi settings…') }}

    <!-- Current WiFi Status -->
    <div class="mb-6 p-4 bg-gray-50 rounded-lg">
        <h3 class="text-sm font-medium text-gray-900 mb-2">Current Status</h3>
        <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
            <div>
                <span class="text-sm text-gray-600">Connection:</span>
                <span x-text="status.connected ? 'Connected' : 'Not Connected'" 
                      :class="status.connected ? 'text-green-600 font-medium' : 'text-red-600 font-medium'"
                      class="ml-2"></span>
            </div>
            <div x-show="status.connected">
                <span class="text-sm text-gray-600">Network:</span>
                <span class="ml-2 font-medium" x-text="status.ssid || 'Unknown'"></span>
            </div>
            <div x-show="status.connected">
                <span class="text-sm text-gray-600">IP Address:</span>
                <span class="ml-2 font-medium" x-text="status.ip_address || 'Unknown'"></span>
            </div>
            <div x-show="status.connected">
                <span class="text-sm text-gray-600">Signal:</span>
                <span class="ml-2 font-medium" x-text="status.signal + '%'"></span>
            </div>
            <div>
                <span class="text-sm text-gray-600">AP Mode:</span>
                <span x-text="status.ap_mode_active ? 'Active' : 'Inactive'" 
                      :class="status.ap_mode_active ? 'text-green-600 font-medium' : 'text-gray-600 font-medium'"
                      class="ml-2"></span>
            </div>
        </div>
        <div class="mt-3 flex gap-2">
            <button @click="loadStatus()" 
                    class="text-sm text-blue-600 hover:text-blue-800">
                <i class="fas fa-sync-alt mr-1"></i>Refresh Status
            </button>
            <button x-show="status.connected" 
                    @click="disconnectFromNetwork()"
                    :disabled="disconnecting"
                    class="text-sm text-red-600 hover:text-red-800 disabled:text-gray-400 disabled:cursor-not-allowed"
                    x-cloak>
                <i class="fas fa-unlink" :class="disconnecting ? 'fa-spin' : ''"></i>
                <span class="ml-1" x-text="disconnecting ? 'Disconnecting...' : 'Disconnect'"></span>
            </button>
        </div>
    </div>

    <!-- WiFi Connection Form -->
    <div class="mb-6">
        <h3 class="text-sm font-medium text-gray-900 mb-4">Connect to WiFi Network</h3>
        
        <!-- Network Selection -->
        <div class="form-group mb-4" id="setting-wifi-ssid" data-setting-key="wifi.ssid">
            <label for="wifi-ssid" class="block text-sm font-medium text-gray-700 mb-2">
                Step 1: Select Network{{ ui.help_tip('Choose the WiFi network to join.\nClick Scan to list nearby networks, or type the name manually below if it is hidden.', 'Select Network') }}
            </label>
            <div class="flex gap-2">
                <select id="wifi-ssid" 
                        x-model="selectedSSID"
                        @change="manualSSID = ''"
                        class="form-control flex-1">
                    <option value="">-- Select a network --</option>
                    <template x-for="(network, index) in networks" :key="index">
                        <option :value="network.ssid" x-text="network.ssid + ' (' + network.signal + '% - ' + network.security + ')'"></option>
                    </template>
                </select>
                <!-- Debug: Show network count -->
                <div x-show="networks.length > 0" class="text-xs text-gray-500 self-center px-2" x-cloak>
                    (<span x-text="networks.length"></span> networks)
                </div>
                <button @click="scanNetworks()" 
                        :disabled="scanning"
                        class="px-4 py-2 bg-blue-600 text-white rounded hover:bg-blue-700 disabled:bg-gray-400 disabled:cursor-not-allowed">
                    <i class="fas fa-sync-alt" :class="scanning ? 'fa-spin' : ''"></i>
                    <span class="ml-2">Scan</span>
                </button>
            </div>
            <!-- Show selected network -->
            <div x-show="selectedSSID" class="mt-2 p-2 bg-blue-50 border border-blue-200 rounded text-sm" x-cloak>
                <i class="fas fa-check-circle text-blue-600 mr-2"></i>
                <span class="font-medium">Selected:</span> <span x-text="selectedSSID"></span>
            </div>
        </div>

        <!-- Manual SSID Entry -->
        <div class="form-group mb-4" id="setting-wifi-manual_ssid" data-setting-key="wifi.manual_ssid">
            <label for="manual-ssid" class="block text-sm font-medium text-gray-700 mb-2">
                Or Enter SSID Manually{{ ui.help_tip('Type a network name by hand when it is hidden or not shown in the scan results.\nExact spelling and capitalization matter.', 'Enter SSID Manually') }}
            </label>
            <input type="text" 
                   id="manual-ssid"
                   x-model="manualSSID"
                   @input="selectedSSID = ''"
                   placeholder="Enter network name"
                   class="form-control">
        </div>

        <!-- Password -->
        <div class="form-group mb-4" id="setting-wifi-password" data-setting-key="wifi.password">
            <label for="wifi-password" class="block text-sm font-medium text-gray-700 mb-2">
                Step 2: Enter Password{{ ui.help_tip('Password for the selected network.\nLeave empty if the network is open (no password required).', 'WiFi Password') }}
            </label>
            <input type="password"
                   id="wifi-password"
                   x-model="password"
                   placeholder="Enter password (leave empty for open networks)"
                   class="form-control">
        </div>

        <!-- Connect Button -->
        <div class="form-group">
            <button @click="connectToNetwork()" 
                    :disabled="connecting || (!selectedSSID && !manualSSID)"
                    class="w-full md:w-auto px-6 py-2 bg-green-600 text-white rounded hover:bg-green-700 disabled:bg-gray-400 disabled:cursor-not-allowed">
                <i class="fas fa-plug" :class="connecting ? 'fa-spin' : ''"></i>
                <span class="ml-2" x-text="connecting ? 'Connecting...' : 'Step 3: Connect'"></span>
            </button>
        </div>
    </div>

    <!-- AP Mode Controls -->
    <div class="border-t border-gray-200 pt-6">
        <h3 class="text-sm font-medium text-gray-900 mb-4">Access Point Mode</h3>
        <p class="text-sm text-gray-600 mb-4">
            Access point mode allows you to connect to the Raspberry Pi even when it's not connected to WiFi.
        </p>
        
        <!-- Auto-Enable Toggle -->
        <div class="form-group mb-4 p-4 bg-gray-50 rounded-lg border border-gray-200" id="setting-wifi-auto_enable_ap_mode" data-setting-key="wifi.auto_enable_ap_mode">
            <div class="flex items-start justify-between gap-4">
                <div class="flex-1">
                    <label class="text-sm font-medium text-gray-900 block mb-1">Auto-Enable AP Mode{{ ui.help_tip('Automatically start access-point mode when both WiFi and Ethernet are disconnected, so you can always reach the device to reconfigure it.\nDefault: on. When off, AP mode must be enabled manually.', 'Auto-Enable AP Mode') }}</label>
                </div>
                <div class="flex-shrink-0">
                    <button type="button"
                            role="switch"
                            aria-label="Auto-Enable AP Mode"
                            :aria-checked="status.auto_enable_ap_mode ? 'true' : 'false'"
                            @click="toggleAutoEnable(!status.auto_enable_ap_mode)"
                            :class="status.auto_enable_ap_mode 
                                   ? 'bg-blue-600 hover:bg-blue-700' 
                                   : 'bg-gray-300 hover:bg-gray-400'"
                            class="relative inline-flex h-6 w-11 items-center rounded-full transition-colors focus:outline-none focus:ring-2 focus:ring-blue-500 focus:ring-offset-2">
                        <span :class="status.auto_enable_ap_mode ? 'translate-x-6' : 'translate-x-1'"
                              class="inline-block h-4 w-4 transform rounded-full bg-white transition-transform"></span>
                    </button>
                </div>
            </div>
            <div class="mt-2 text-xs" :class="status.auto_enable_ap_mode ? 'text-green-600' : 'text-gray-500'">
                <span x-text="status.auto_enable_ap_mode ? '✓ Auto-enable is ON' : '○ Auto-enable is OFF'"></span>
            </div>
        </div>
        
        <!-- Manual AP Mode Controls -->
        <div class="flex gap-2">
            <button @click="enableAPMode()" 
                    :disabled="apOperating || status.ap_mode_active"
                    class="px-4 py-2 bg-blue-600 text-white rounded hover:bg-blue-700 disabled:bg-gray-400 disabled:cursor-not-allowed">
                <i class="fas fa-broadcast-tower" :class="apOperating ? 'fa-spin' : ''"></i>
                <span class="ml-2">Enable AP Mode</span>
            </button>
            <button @click="disableAPMode()" 
                    :disabled="apOperating || !status.ap_mode_active"
                    class="px-4 py-2 bg-red-600 text-white rounded hover:bg-red-700 disabled:bg-gray-400 disabled:cursor-not-allowed">
                <i class="fas fa-stop" :class="apOperating ? 'fa-spin' : ''"></i>
                <span class="ml-2">Disable AP Mode</span>
            </button>
        </div>
    </div>

    <!-- Messages -->
    <div x-show="message" 
         x-text="message"
         :class="{
             error: 'bg-red-50 border-red-200 text-red-800',
             info: 'bg-blue-50 border-blue-200 text-blue-800',
             warning: 'bg-yellow-50 border-yellow-200 text-yellow-800'
         }[messageType] || 'bg-green-50 border-green-200 text-green-800'"
         class="mt-4 p-3 rounded border"
         x-cloak></div>
</div>

<script>
// Ensure wifiSetup is available globally for Alpine.js
function wifiSetup() {
    return {
        status: {
            connected: false,
            ssid: null,
            ip_address: null,
            signal: 0,
            ap_mode_active: false,
            auto_enable_ap_mode: true  // Default: true (safe due to grace period)
        },
        statusLoaded: false,
        networks: [],
        selectedSSID: '',
        manualSSID: '',
        password: '',
        scanning: false,
        connecting: false,
        disconnecting: false,
        apOperating: false,
        message: '',
        messageType: 'success',

        init() {
            // Watch networks array and update select when it changes
            this.$watch('networks', () => {
                this.$nextTick(() => {
                    this.updateSelectOptions();
                });
            });
        },

        updateSelectOptions() {
            // Fallback method to manually update select if x-for doesn't work
            const select = document.getElementById('wifi-ssid');
            if (!select) return;
            
            // Clear existing options except the first one
            while (select.options.length > 1) {
                select.remove(1);
            }
            
            // Add network options
            this.networks.forEach(network => {
                const option = document.createElement('option');
                option.value = network.ssid;
                option.textContent = `${network.ssid} (${network.signal}% - ${network.security})`;
                select.appendChild(option);
            });
        },

        async loadStatus() {
            try {
                const response = await fetch('/api/v3/wifi/status');
                const data = await response.json();
                if (data.status === 'success') {
                    const firstLoad = !this.statusLoaded;
                    this.status = data.data;
                    this.statusLoaded = true;
                    // A failed attempt brings LEDMatrix-Setup back; tell the
                    // user who rejoined it why.
                    const attempt = data.data.last_connect_attempt;
                    if (firstLoad && attempt && attempt.state === 'failed' && !data.data.connected) {
                        this.showMessage(this.describeFailedAttempt(attempt), 'error');
                    }
                } else {
                    this.showMessage(data.message, 'error');
                }
            } catch (error) {
                this.showMessage('Failed to load WiFi status: ' + error.message, 'error');
            }
        },

        async scanNetworks() {
            this.scanning = true;
            this.message = '';
            try {
                const response = await fetch('/api/v3/wifi/scan');
                const data = await response.json();
                debugLog('WiFi scan response:', data);
                if (data.status === 'success') {
                    // Ensure data.data is an array
                    const networksArray = Array.isArray(data.data) ? data.data : [];
                    debugLog('WiFi scan found networks:', networksArray.length);
                    
                    // Set the networks array - Alpine.js will automatically update the select dropdown via x-for
                    this.networks = networksArray;
                    
                    if (networksArray.length > 0) {
                        this.showMessage(`Found ${networksArray.length} networks`, 'success');
                    } else {
                        this.showMessage('No networks found. Make sure WiFi is enabled and try again.', 'warning');
                    }
                } else {
                    this.showMessage(data.message || 'Failed to scan networks', 'error');
                }
            } catch (error) {
                console.error('WiFi scan error:', error); // Debug log
                this.showMessage('Failed to scan networks: ' + error.message, 'error');
            } finally {
                this.scanning = false;
            }
        },

        async connectToNetwork() {
            const ssid = this.selectedSSID || this.manualSSID;
            if (!ssid || ssid.trim() === '') {
                this.showMessage('Please select or enter a network SSID', 'error');
                return;
            }

            // Check if we're switching networks
            const isSwitching = this.status.connected && 
                               this.status.ssid && 
                               this.status.ssid !== ssid.trim();
            
            if (isSwitching) {
                this.showMessage(`Switching from ${this.status.ssid} to ${ssid.trim()}...`, 'info');
            }

            this.connecting = true;
            this.message = '';
            const viaSetupNetwork = this.status.ap_mode_active;
            if (viaSetupNetwork) {
                this.showMessage(this.handoffMessage(ssid.trim()), 'info');
            }
            try {
                const response = await fetch('/api/v3/wifi/connect', {
                    method: 'POST',
                    headers: {
                        'Content-Type': 'application/json'
                    },
                    body: JSON.stringify({
                        ssid: ssid.trim(),
                        password: this.password || ''
                    })
                });

                if (response.status === 202) {
                    // Connecting in the background; the setup network is about
                    // to go down and take this page's connection with it.
                    this.password = '';
                    this.showMessage(this.handoffMessage(ssid.trim()), 'info');
                    this.pollConnectResult(ssid.trim());
                    return;
                }

                // Check if response is ok before parsing JSON
                if (!response.ok) {
                    // Try to parse error message from response
                    let errorMessage = `Server error: ${response.status} ${response.statusText}`;
                    try {
                        const errorData = await response.json();
                        if (errorData.message) {
                            errorMessage = errorData.message;
                        }
                    } catch (e) {
                        // If we can't parse JSON, use the status text
                    }
                    this.showMessage(errorMessage, 'error');
                    return;
                }
                
                const data = await response.json();
                if (data.status === 'success') {
                    const successMsg = isSwitching 
                        ? `Successfully switched to ${ssid.trim()}` 
                        : data.message;
                    this.showMessage(successMsg, 'success');
                    // Clear form
                    this.password = '';
                    this.selectedSSID = '';
                    this.manualSSID = '';
                    // Reload status multiple times to catch connection updates
                    setTimeout(() => this.loadStatus(), 2000);
                    setTimeout(() => this.loadStatus(), 5000);
                    setTimeout(() => this.loadStatus(), 10000);
                } else {
                    this.showMessage(data.message || 'Failed to connect to network', 'error');
                }
            } catch (error) {
                if (viaSetupNetwork) {
                    // The setup network went down mid-request: that is the
                    // connection attempt happening, not a failure.
                    this.showMessage(this.handoffMessage(ssid.trim()), 'info');
                } else {
                    console.error('WiFi connect error:', error);
                    this.showMessage('Failed to connect: ' + error.message, 'error');
                }
            } finally {
                this.connecting = false;
            }
        },

        handoffMessage(ssid) {
            return `Connecting to ${ssid}. LEDMatrix-Setup will turn off, so this page will stop responding. ` +
                `If it works, the LED display shows the new address; rejoin your home WiFi and open it. ` +
                `If it fails, LEDMatrix-Setup comes back within a few minutes: rejoin it and reopen this page to see why.`;
        },

        // Follow a background connect until its result lands or the setup
        // network drops out from under this page.
        async pollConnectResult(ssid, retriesLeft = 20) {
            if (retriesLeft <= 0) return;
            await new Promise(resolve => setTimeout(resolve, 3000));
            try {
                const response = await fetch('/api/v3/wifi/status');
                const data = await response.json();
                const attempt = data.data && data.data.last_connect_attempt;
                if (attempt && attempt.ssid === ssid && attempt.state !== 'pending') {
                    this.status = data.data;
                    if (attempt.state === 'success') {
                        this.showMessage(attempt.message || `Connected to ${ssid}`, 'success');
                    } else {
                        this.showMessage(this.describeFailedAttempt(attempt), 'error');
                    }
                    return;
                }
            } catch (error) {
                return;  // Setup network is down; the handoff message already explains.
            }
            this.pollConnectResult(ssid, retriesLeft - 1);
        },

        describeFailedAttempt(attempt) {
            const reason = attempt.error_type === 'wrong_password'
                ? 'the password was incorrect'
                : (attempt.message || 'unknown error');
            return `Could not connect to ${attempt.ssid}: ${reason}.`;
        },

        async disconnectFromNetwork() {
            if (!this.status.connected) {
                this.showMessage('Not connected to any network', 'warning');
                return;
            }

            this.disconnecting = true;
            this.message = '';
            try {
                const response = await fetch('/api/v3/wifi/disconnect', {
                    method: 'POST'
                });
                
                // Check if response is ok before parsing JSON
                if (!response.ok) {
                    let errorMessage = `Server error: ${response.status} ${response.statusText}`;
                    try {
                        const errorData = await response.json();
                        if (errorData.message) {
                            errorMessage = errorData.message;
                        }
                    } catch (e) {
                        // If we can't parse JSON, use the status text
                    }
                    this.showMessage(errorMessage, 'error');
                    return;
                }
                
                const data = await response.json();
                if (data.status === 'success') {
                    this.showMessage(data.message, 'success');
                    // Reload status after a delay to show updated state
                    setTimeout(() => this.loadStatus(), 2000);
                } else {
                    this.showMessage(data.message || 'Failed to disconnect from network', 'error');
                }
            } catch (error) {
                console.error('WiFi disconnect error:', error);
                this.showMessage('Failed to disconnect: ' + error.message, 'error');
            } finally {
                this.disconnecting = false;
            }
        },

        async enableAPMode() {
            this.apOperating = true;
            this.message = '';
            try {
                const response = await fetch('/api/v3/wifi/ap/enable', {
                    method: 'POST'
                });
                const data = await response.json();
                if (data.status === 'success') {
                    this.showMessage(data.message, 'success');
                    setTimeout(() => this.loadStatus(), 1000);
                } else {
                    this.showMessage(data.message, 'error');
                }
            } catch (error) {
                this.showMessage('Failed to enable AP mode: ' + error.message, 'error');
            } finally {
                this.apOperating = false;
            }
        },

        async disableAPMode() {
            this.apOperating = true;
            this.message = '';
            try {
                const response = await fetch('/api/v3/wifi/ap/disable', {
                    method: 'POST'
                });
                const data = await response.json();
                if (data.status === 'success') {
                    this.showMessage(data.message, 'success');
                    setTimeout(() => this.loadStatus(), 1000);
                } else {
                    this.showMessage(data.message, 'error');
                }
            } catch (error) {
                this.showMessage('Failed to disable AP mode: ' + error.message, 'error');
            } finally {
                this.apOperating = false;
            }
        },

        async toggleAutoEnable(enabled) {
            try {
                const response = await fetch('/api/v3/wifi/ap/auto-enable', {
                    method: 'POST',
                    headers: {
                        'Content-Type': 'application/json'
                    },
                    body: JSON.stringify({
                        auto_enable_ap_mode: enabled
                    })
                });
                const data = await response.json();
                if (data.status === 'success') {
                    this.status.auto_enable_ap_mode = enabled;
                    this.showMessage(
                        enabled 
                            ? 'Auto-enable AP mode is now enabled' 
                            : 'Auto-enable AP mode is now disabled',
                        'success'
                    );
                } else {
                    this.showMessage(data.message, 'error');
                    // Revert toggle on error
                    this.status.auto_enable_ap_mode = !enabled;
                }
            } catch (error) {
                this.showMessage('Failed to update auto-enable setting: ' + error.message, 'error');
                // Revert toggle on error
                this.status.auto_enable_ap_mode = !enabled;
            }
        },

        showMessage(msg, type = 'success') {
            this.message = msg;
            this.messageType = type;
            if (type === 'success') {
                setTimeout(() => this.message = '', 5000);
            }
        }
    }
};

// Also make it available as a global function for Alpine.js
if (typeof window !== 'undefined') {
    window.wifiSetup = wifiSetup;
}
</script>