#ifndef WIFI_CONFIG_UI_H
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#define WIFI_CONFIG_UI_H
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#include "tca8418_keyboard.h"
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#include "display/lcd_display.h"
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#include <string>
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#include <vector>
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#include <functional>
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// WiFi scan result structure
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struct WifiScanResult {
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std::string ssid;
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int8_t rssi;
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bool is_encrypted;
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};
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// WiFi configuration UI state machine
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enum class WifiConfigState {
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Scanning, // Scanning for WiFi networks
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SelectWifi, // Selecting from WiFi list
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InputPassword, // Entering password for selected WiFi
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InputSsid, // Manual SSID input
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InputManualPwd, // Manual password input (after SSID)
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SavedList, // Viewing saved WiFi list
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Connecting, // Connecting to WiFi
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Success, // Connection successful
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Failed // Connection failed
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};
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// Result of WiFi configuration
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enum class WifiConfigResult {
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None, // Still in progress
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Connected, // Successfully connected
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Cancelled // User cancelled
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};
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class WifiConfigUI {
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public:
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using ConnectCallback = std::function<void(const std::string& ssid, const std::string& password)>;
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WifiConfigUI(LcdDisplay* display);
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~WifiConfigUI();
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// Start the WiFi configuration UI
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void Start();
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// Start directly with saved WiFi list
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void StartWithSavedList();
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// Handle keyboard events, returns result
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WifiConfigResult HandleKeyEvent(const KeyEvent& event);
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// Set callback for when connection should be attempted
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void SetConnectCallback(ConnectCallback callback) { connect_callback_ = callback; }
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// Notify connection result
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void OnConnectResult(bool success);
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// Check if UI is active
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bool IsActive() const { return is_active_; }
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// Update cursor blink state (call periodically from main loop)
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void UpdateCursor();
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private:
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LcdDisplay* display_;
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WifiConfigState state_;
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bool is_active_;
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ConnectCallback connect_callback_;
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// WiFi scan results
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std::vector<WifiScanResult> scan_results_;
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int selected_index_;
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int scroll_offset_;
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// Saved WiFi list
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std::vector<std::pair<std::string, std::string>> saved_wifi_list_;
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int saved_selected_index_;
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int saved_scroll_offset_;
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// Input buffers
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std::string input_ssid_;
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std::string input_password_;
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std::string selected_ssid_;
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bool input_focus_on_password_; // For manual input: true = password field, false = ssid field
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// Cursor blinking
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bool cursor_visible_;
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uint32_t last_cursor_toggle_;
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static constexpr uint32_t CURSOR_BLINK_MS = 500;
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// Display constants
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static constexpr int MAX_VISIBLE_ITEMS = 4;
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static constexpr int MAX_INPUT_LENGTH = 64;
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// State handlers
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void StartScanning();
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void ShowScanResults();
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void ShowPasswordInput();
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void ShowManualInput();
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void ShowSavedList();
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void ShowConnecting();
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void ShowSuccess();
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void ShowFailed();
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// Redraw functions (don't reset state/input)
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void RedrawPasswordInput();
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void RedrawManualInput();
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// Input handlers
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void HandleScanningKey(const KeyEvent& event);
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void HandleSelectWifiKey(const KeyEvent& event);
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void HandlePasswordInputKey(const KeyEvent& event);
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void HandleManualInputKey(const KeyEvent& event);
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void HandleSavedListKey(const KeyEvent& event);
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void HandleConnectingKey(const KeyEvent& event);
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void HandleResultKey(const KeyEvent& event);
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// Helper functions
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void DrawHeader(const char* title);
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void DrawFooter(const char* hint);
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void DrawInputField(const char* label, const std::string& value, bool is_password, bool is_active);
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void DrawWifiList(const std::vector<WifiScanResult>& list, int selected, int scroll_offset);
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void DrawSavedWifiList();
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std::string GetSignalBars(int8_t rssi);
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void LoadSavedWifiList();
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void SaveWifiCredentials(const std::string& ssid, const std::string& password);
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void DeleteSavedWifi(int index);
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void DoWifiScan();
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void AttemptConnection();
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};
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#endif // WIFI_CONFIG_UI_H
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