Implement address-search and save/load

AppMode/AddPlaceToListByAddress.cs

@@ -0,0 +1,115 @@
+using System.Xml;
+using FancyMapSnapper.Mapping;
+using FancyMapSnapper.Ui;
+using FancyMapSnapper.Ui.Widgets;
+using SkiaSharp;
+
+namespace FancyMapSnapper.AppMode;
+
+public class AddPlaceToListByAddress : ApplicationMode {
+	private readonly List<string> _places;
+
+	public AddPlaceToListByAddress(List<string> places) {
+		_places = places;
+	}
+
+	private readonly UiInputField _houseNum = new() { Size = new SKRect(400, 386, 584, 434) };
+	private readonly UiInputField _streetName = new() { Size = new SKRect(616, 386, 1200, 434) };
+	private readonly UiInputField _city = new() { Size = new SKRect(400, 466, 784, 514) };
+	private readonly UiInputField _state = new() { Size = new SKRect(816, 466, 984, 514) };
+	private readonly UiInputField _postCode = new() { Size = new SKRect(1016, 466, 1200, 514) };
+
+	private readonly UiButton _add = new() { Size = new SKRect(500, 600, 784, 648), Text = "Add" };
+	private readonly UiButton _cancel = new() { Size = new SKRect(816, 600, 1100, 648), Text = "Cancel" };
+
+	private readonly UiRoot _ui = new();
+
+	private static async Task<List<string>?> PerformAddressQuery(string houseNum, string streetName, string city, string state, string postCode) {
+		var taskResult = await XmlHelper.ConstructOsmQuery(
+			(scriptDoc, osmScript) => scriptDoc.AddressQuery(osmScript, houseNum, streetName, city, state, postCode)
+		).GetPlaceXml();
+
+		var osmRoot = taskResult["osm"];
+		if (osmRoot == null) {
+			Console.WriteLine($"Got error document: {taskResult.ToXmlString()}");
+			return null;
+		}
+
+		// Clear out extra stuff that we don't need
+		var noteElement = osmRoot["note"];
+		if (noteElement != null) osmRoot.RemoveChild(noteElement);
+
+		var metaElement = osmRoot["meta"];
+		if (metaElement != null) osmRoot.RemoveChild(metaElement);
+
+		List<string> places = new();
+		foreach (var wayObj in osmRoot.GetElementsByTagName("way")) {
+			var wayElement = (XmlElement)wayObj;
+
+			var id = wayElement.GetAttribute("id");
+			string? name = null;
+			foreach (var tagObj in wayElement.GetElementsByTagName("tag")) {
+				var tagElement = (XmlElement)tagObj;
+				if (tagElement.GetAttribute("k") == "name")
+					name = tagElement.GetAttribute("v");
+			}
+
+			if (name == null)
+				places.Add("id:" + id);
+			else
+				places.Add(name);
+		}
+
+		return places;
+	}
+
+	private void AddFromAddress() {
+		_add.IsEnabled = false;
+		_cancel.IsEnabled = false;
+
+		PerformAddressQuery(
+			_houseNum.Builder.ToString(),
+			_streetName.Builder.ToString(),
+			_city.Builder.ToString(),
+			_state.Builder.ToString(),
+			_postCode.Builder.ToString()
+		).ContinueWith(task => {
+			var taskResult = task.Result;
+			FmsApp.Instance.PostAction(() => {
+				var places = _places.ToList();
+				if (taskResult != null)
+					places.AddRange(taskResult);
+				_next = new InitialPlaceListBuilding(places);
+			});
+		});
+	}
+
+	private void Cancel() {
+		_next = new InitialPlaceListBuilding(_places);
+	}
+
+	public override void Initialize() {
+		_add.OnClick += AddFromAddress;
+		_cancel.OnClick += Cancel;
+
+		_ui.AddChild(_houseNum);
+		_ui.AddChild(_streetName);
+		_ui.AddChild(_city);
+		_ui.AddChild(_state);
+		_ui.AddChild(_postCode);
+		_ui.AddChild(_add);
+		_ui.AddChild(_cancel);
+	}
+
+	public override void HandleInput(in InputEvent input) {
+		_ui.HandleInput(in input);
+	}
+
+	public override void Render(SKCanvas canvas) {
+		_ui.Tick();
+		_ui.Render(canvas);
+	}
+
+	private ApplicationMode? _next;
+	public override ApplicationMode NextMode => _next ?? this;
+}

AppMode/CustomizingMap.cs

@@ -49,8 +49,9 @@ public CustomizingMap(List<string> places, OsmQueryResult queryResult) {
 	private readonly UiScrollPane _toggles = new() { OuterSize = new SKRect(1200, 160, 1584, 820) };
 	private readonly Dictionary<RadioButtonGroup, List<OsmWay>> _associatedWays = new();
 
-	private readonly UiButton _exportMap = new() { Size = new SKRect(1216, 836, 1392, 884), Text = "Export" };
-	private readonly UiButton _closeMap = new() { Size = new SKRect(1408, 836, 1584, 884), Text = "Close" };
+	private readonly UiButton _saveMap = new() { Size = new SKRect(1216, 836, 1328, 884), Text = "Save", FontSize = 20 };
+	private readonly UiButton _exportMap = new() { Size = new SKRect(1344, 836, 1456, 884), Text = "Export", FontSize = 20 };
+	private readonly UiButton _closeMap = new() { Size = new SKRect(1472, 836, 1584, 884), Text = "Close", FontSize = 20 };
 
 	private void RepopulateBBox() {
 		_next = new LoadingOsmData(_places, in _queryResult.BBox);
@@ -59,7 +60,7 @@ private void RepopulateBBox() {
 	private void AddNewMapObject(StringBuilder name) {
 		var inputText = name.ToString();
 		if (inputText.StartsWith("UH "))
-			inputText = "University Hospitals " + inputText[3..];
+			inputText = "University Hospitals " + inputText["UH ".Length..];
 		_next = new LoadingOsmData(_places, new List<string> { inputText }, _queryResult);
 	}
 
@@ -164,6 +165,10 @@ private static double GetTextScaling(OsmQueryResult result, in SKRect targetRect
 	private static readonly Lazy<DirectoryInfo> ExportDirLazy = new(() => Directory.Exists("exports") ? new DirectoryInfo("exports") : Directory.CreateDirectory("exports"));
 	private static DirectoryInfo ExportDir => ExportDirLazy.Value;
 
+	private void SaveMap() {
+		_next = new SavingMap(_places, _queryResult);
+	}
+
 	private void ExportMap() {
 		var bboxWidth = _queryResult.BBox.XMax - _queryResult.BBox.XMin;
 		var bboxHeight = _queryResult.BBox.YMax - _queryResult.BBox.YMin;
@@ -381,9 +386,11 @@ ref y
 			ref y
 		);
 
+		_ui.AddChild(_saveMap);
 		_ui.AddChild(_exportMap);
 		_ui.AddChild(_closeMap);
 
+		_saveMap.OnClick += SaveMap;
 		_exportMap.OnClick += ExportMap;
 		_closeMap.OnClick += CloseMap;
 	}

AppMode/InitialPlaceListBuilding.cs

@@ -20,19 +20,31 @@ public InitialPlaceListBuilding(List<string> places) {
 	private readonly UiScrollPane _inputs = new() { OuterSize = new SKRect(400, 200, 1200, 640) };
 
 	private readonly UiButton _addButton = new() {
-		Size = new SKRect(400, 672, 784, 720),
+		Size = new SKRect(400, 672, 584, 720),
 		IsEnabled = true,
 		Text = "+"
 	};
 
+	private readonly UiButton _byAddressButton = new() {
+		Size = new SKRect(616, 672, 984, 720),
+		IsEnabled = true,
+		Text = "By Address"
+	};
+
 	private readonly UiButton _removeButton = new() {
-		Size = new SKRect(816, 672, 1200, 720),
+		Size = new SKRect(1016, 672, 1200, 720),
 		IsEnabled = false,
 		Text = "-"
 	};
 
+	private readonly UiButton _loadButton = new() {
+		Size = new SKRect(400, 752, 784, 800),
+		IsEnabled = true,
+		Text = "Load Map"
+	};
+
 	private readonly UiButton _doneButton = new() {
-		Size = new SKRect(608, 752, 992, 800),
+		Size = new SKRect(816, 752, 1200, 800),
 		IsEnabled = false,
 		Text = "Build Map"
 	};
@@ -118,7 +130,29 @@ private void RemoveInputAtEnd() {
 		moveDownButton.IsEnabled = false;
 	}
 
-	private void DoneListing() {
+	private void GetByAddress() {
+		_next = new AddPlaceToListByAddress(GetPlaces());
+	}
+
+	private void LoadMap() {
+		var places = new List<string>();
+
+		for (var i = 0; i < _inputs.NumChildren; i++) {
+			var group = (UiGroup)_inputs.ChildAt(i);
+			var input = (UiInputField)group.ChildAt(0);
+			var inputText = input.Builder.ToString();
+			if (string.IsNullOrWhiteSpace(inputText)) continue;
+
+			// Special case: abbreviating University Hospitals as UH
+			if (inputText.StartsWith("UH "))
+				inputText = "University Hospitals " + inputText["UH ".Length..];
+			places.Add(inputText);
+		}
+
+		_next = new LoadingMap(places);
+	}
+
+	private List<string> GetPlaces() {
 		var places = new List<string>();
 
 		for (var i = 0; i < _inputs.NumChildren; i++) {
@@ -129,10 +163,16 @@ private void DoneListing() {
 
 			// Special case: abbreviating University Hospitals as UH
 			if (inputText.StartsWith("UH "))
-				inputText = "University Hospitals " + inputText[3..];
+				inputText = "University Hospitals " + inputText["UH ".Length..];
 			places.Add(inputText);
 		}
 
+		return places;
+	}
+
+	private void DoneListing() {
+		var places = GetPlaces();
+
 		if (places.Count > 0) {
 			_next = new LoadingOsmData(places);
 		}
@@ -142,11 +182,15 @@ public override void Initialize() {
 		_ui.AddChild(_inputs);
 
 		_addButton.OnClick += AddInputAtEnd;
+		_byAddressButton.OnClick += GetByAddress;
 		_removeButton.OnClick += RemoveInputAtEnd;
+		_loadButton.OnClick += LoadMap;
 		_doneButton.OnClick += DoneListing;
 
 		_ui.AddChild(_addButton);
+		_ui.AddChild(_byAddressButton);
 		_ui.AddChild(_removeButton);
+		_ui.AddChild(_loadButton);
 		_ui.AddChild(_doneButton);
 
 		foreach (var place in _places) {

AppMode/LoadingMap.cs

@@ -0,0 +1,85 @@
+using System.Xml;
+using FancyMapSnapper.Mapping;
+using FancyMapSnapper.Ui;
+using FancyMapSnapper.Ui.Widgets;
+using SkiaSharp;
+
+namespace FancyMapSnapper.AppMode;
+
+public class LoadingMap : ApplicationMode {
+	private readonly List<string> _places;
+	private readonly List<string> _saveFiles = new();
+
+	public LoadingMap(List<string> places) {
+		_places = places;
+
+		var saves = Directory.CreateDirectory("saves");
+		foreach (var fileInfo in saves.GetFiles()) {
+			if (!fileInfo.Name.EndsWith(".xml")) continue;
+
+			_saveFiles.Add(fileInfo.Name[..^".xml".Length]);
+		}
+	}
+
+	private readonly UiRoot _ui = new();
+
+	private void Load(string name) {
+		var saves = Directory.CreateDirectory("saves");
+		var loadPath = Path.Combine(saves.FullName, name + ".xml");
+		var xmlDoc = new XmlDocument();
+		xmlDoc.LoadXml(File.ReadAllText(loadPath));
+		var (places, result) = OsmQueryResult.FromXml(xmlDoc);
+
+		_next = new CustomizingMap(places, result);
+	}
+
+	private void Cancel() {
+		_next = new InitialPlaceListBuilding(_places);
+	}
+
+	private const float InputButtonWidth = 784;
+	private const float InputButtonHeight = 48;
+	private const float InputButtonSeparation = 72;
+
+	public override void Initialize() {
+		var scrollPane = new UiScrollPane { OuterSize = new SKRect(400, 200, 1200, 640) };
+
+		float y = 0;
+		foreach (var saveFile in _saveFiles) {
+			var loadButton = new UiButton {
+				Text = saveFile,
+				IsEnabled = true,
+				Size = new SKRect(0, y + (InputButtonSeparation - InputButtonHeight) / 2, InputButtonWidth, y + (InputButtonSeparation + InputButtonHeight) / 2)
+			};
+
+			loadButton.OnClick += () => Load(saveFile);
+			scrollPane.AddChild(loadButton);
+
+			y += InputButtonSeparation;
+		}
+
+		_ui.AddChild(scrollPane);
+
+		var cancelButton = new UiButton {
+			Text = "Cancel Load",
+			IsEnabled = true,
+			Size = new SKRect(400, 640 + (InputButtonSeparation - InputButtonHeight) / 2, 1200, 640 + (InputButtonSeparation + InputButtonHeight) / 2)
+		};
+
+		cancelButton.OnClick += Cancel;
+
+		_ui.AddChild(cancelButton);
+	}
+
+	public override void HandleInput(in InputEvent input) {
+		_ui.HandleInput(in input);
+	}
+
+	public override void Render(SKCanvas canvas) {
+		_ui.Tick();
+		_ui.Render(canvas);
+	}
+
+	private ApplicationMode? _next;
+	public override ApplicationMode NextMode => _next ?? this;
+}