Macro

//Originally by Xenos for the IF, adapted to OneDest with favorite button by OneDest
//team. Contact Zalvvv if you find any issues.
//Find more CivMC public bots by Xenos here: https://github.com/XenosCivMC/jsMacroBots
//And by Arthirob here: https://github.com/arthirob/CivMCMacro


const favoritesFilePath = "jsmacros/favorites.json";
const File = Java.type("java.io.File");
const Files = Java.type("java.nio.file.Files");
const Paths = Java.type("java.nio.file.Paths");
const StandardCharsets = Java.type("java.nio.charset.StandardCharsets");

// === Load favorites from file ===
let favorites = [];
try {
  const path = Paths.get(favoritesFilePath);
  if (Files.exists(path)) {
    let content = Files.readAllBytes(path);
    favorites = JSON.parse(new java.lang.String(content, StandardCharsets.UTF_8));
  }
} catch (e) {
  Chat.log("Could not load favorites.json: " + e);
}

// === Save favorites to file ===
function saveFavorites() {
  try {
    const path = Paths.get(favoritesFilePath);
    const parentDir = path.getParent();
    if (!Files.exists(parentDir)) {
      Files.createDirectories(parentDir);
    }

    const content = JSON.stringify(favorites, null, 2);
    const writer = new java.io.OutputStreamWriter(
      new java.io.FileOutputStream(favoritesFilePath),
      "UTF-8"
    );
    writer.write(content);
    writer.close();
  } catch (e) {
    Chat.log("Could not save favorites.json: " + e);
  }
}


const buttonWidth = 140;
const buttonHeight = 15;
const favButtonWidth = 20;
const buttonSpaceX = 3;
const buttonSpaceY = 1;
const buttonOffsetY = 30;
const buttonMaxLines = 12;

/**********************************************************************/
let data = Request.get("https://raw.githubusercontent.com/Zalvvv/OneDest/main/OneDestStations.json").text();
data = JSON.parse(data); 

function renderFavorites() {
  for (let i = 0; i < favoriteButtons.length; i++) {
    Hud.getOpenScreen().removeElement(favoriteButtons[i]);
  }
  favoriteButtons = [];

  Hud.getOpenScreen().addText("Favorites:", 500, 20, 0xffffff, true);
  let favoriteDests = data.features.filter(station => favorites.includes(station.name));
  for (let i = 0; i < favoriteDests.length; i++) {
    let dest = favoriteDests[i];
    let btn = Hud.getOpenScreen().addButton(
      500,
      buttonOffsetY + buttonSpaceY + buttonSpaceY * i + buttonHeight * i,
      buttonWidth,
      buttonHeight,
      dest.name,
      JavaWrapper.methodToJava(() => {
        Chat.say(dest.dest);
        Hud.getOpenScreen().close();
      })
    );
    favoriteButtons.push(btn);
  }
}

function createButtons(stations) {
  let btns = [];
  for (let i = 0; i < stations.length; i++) {
    let dest = stations[i];

    let yPos = buttonOffsetY + buttonSpaceY + buttonSpaceY * (i % buttonMaxLines) + buttonHeight * (i % buttonMaxLines);
    let xOffset = buttonSpaceX + (buttonWidth + favButtonWidth + buttonSpaceX * 3) * parseInt(i / buttonMaxLines);

    // Main teleport button
    let mainBtn = Hud.getOpenScreen().addButton(
      xOffset,
      yPos,
      buttonWidth,
      buttonHeight,
      dest.name,
      JavaWrapper.methodToJava(() => {
        Chat.say(dest.dest);
        Hud.getOpenScreen().close();
      })
    );
    btns.push(mainBtn);

    // Star button
    let isFavorite = favorites.includes(dest.name);
    let starBtn = Hud.getOpenScreen().addButton(
      xOffset + buttonWidth + 5,
      yPos,
      favButtonWidth,
      buttonHeight,
      isFavorite ? "★" : "☆",
      JavaWrapper.methodToJava(() => {
        if (favorites.includes(dest.name)) {
          favorites = favorites.filter(name => name !== dest.name);
        } else {
          favorites.push(dest.name);
        }
        saveFavorites(); // Save change immediately
        starBtn.setLabel(favorites.includes(dest.name) ? "★" : "☆");
        renderFavorites(); // Update top-right
      })
    );
    btns.push(starBtn);
  }

  return btns;
}

// Launch directly when toggled instead of when opening the chat
Chat.open('');
Client.waitTick(); // Let the GUI render
Chat.log("Search a destination using the bar, Press the star to add it to favorites.To remove one, press the star again.");


let btns = [];
let favoriteButtons = [];

renderFavorites();

// Search bar
Hud.getOpenScreen().addTextInput(
  buttonSpaceX,
  buttonSpaceY,
  buttonWidth,
  buttonHeight,
  "search...",
  JavaWrapper.methodToJava((search) => {
    for (let i = 0; i < btns.length; i++) {
      Hud.getOpenScreen().removeElement(btns[i]);
    }
    btns = [];
    if (search) {
      let foundStations = data.features.filter(station =>
        station.name.toLowerCase().includes(search.toLowerCase())
      );
      btns = createButtons(foundStations);
    }
  })
);

// Exit button
Hud.getOpenScreen().addButton(
  500,
  5,
  40,
  15,
  "Exit",
  JavaWrapper.methodToJava(() => {
    Hud.getOpenScreen().close();
  })
);