script.js

"use strict";

class Workout {
  date = new Date();
  id = (Date.now() + "").slice(-10);

  constructor(coords, distance, duration) {
    this.coords = coords; //[lat,lng]
    this.distance = distance; //km
    this.duration = duration; //min
  }

  _setDescription() {
    const months = [
      "January",
      "February",
      "March",
      "April",
      "May",
      "June",
      "July",
      "August",
      "September",
      "October",
      "November",
      "December",
    ];

    this.description = `${this.type[0].toUpperCase()}${this.type.slice(1)} on ${
      months[this.date.getMonth()]
    } ${this.date.getDate()}`;
  }
}

class Running extends Workout {
  type = "running";
  constructor(coords, distance, duration, cadence) {
    super(coords, distance, duration);
    this.cadence = cadence;
    this.calcPace();
    this._setDescription();
  }

  calcPace() {
    // min/km
    this.pace = this.duration / this.distance;
    return this.pace;
  }
}
class Cycling extends Workout {
  type = "cycling";
  constructor(coords, distance, duration, elevationGain) {
    super(coords, distance, duration);
    this.elevationGain = elevationGain;
    this.calcSpeed();
    this._setDescription();
  }
  calcSpeed() {
    //km/h
    this.speed = this.distance / (this.duration / 60);
    return this.speed;
  }
}

// const run1 = new Running([39, -12], 5.2, 24, 178);
// const cyl1 = new Cycling([39, -12], 27, 95, 523);
// console.log(run1, cyl1);

const form = document.querySelector(".form");
const containerWorkouts = document.querySelector(".workouts");
const inputType = document.querySelector(".form__input--type");
const inputDistance = document.querySelector(".form__input--distance");
const inputDuration = document.querySelector(".form__input--duration");
const inputCadence = document.querySelector(".form__input--cadence");
const inputElevation = document.querySelector(".form__input--elevation");
///////////////////////////////////////////////////////////////
//Application architecture
class App {
  #map;
  #mapEvent;
  #mapZoomLevel = 15;
  #workouts = [];

  constructor() {
    //Get users position
    this._getPosition();
    //Get data from local storage
    this._getLocalStorage();
    //submitting form and display marker
    form.addEventListener("submit", this._newWorkout.bind(this));
    //changing the type and toggle the input type
    inputType.addEventListener("change", this._toggleElevationField);
    //move to popups
    containerWorkouts.addEventListener("click", this._moveToPopup.bind(this));
  }
  _getPosition() {
    // Finding the Coordinates and Render the map according to it.

    if (navigator.geolocation) {
      navigator.geolocation.getCurrentPosition(
        this._loadMap.bind(this),
        function () {
          alert(`Could not find!`);
        }
      );
    }
  }
  _loadMap(position) {
    const latitude = position.coords.latitude;
    const longitude = position.coords.longitude;

    const coords = [latitude, longitude];
    console.log(`https://www.google.co.in/maps/@${latitude},${longitude}`);

    this.#map = L.map("map").setView(coords, this.#mapZoomLevel);

    L.tileLayer("https://tile.openstreetmap.fr/hot/{z}/{x}/{y}.png", {
      attribution:
        '&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors',
    }).addTo(this.#map);
    //handling click on map

    this.#map.on("click", this._showForm.bind(this));
    this.#workouts.forEach((work) => {
      this._renderWorkoutMarker(work);
    });
  }
  _showForm(mapE) {
    this.#mapEvent = mapE;
    form.classList.remove("hidden");
    inputDistance.focus();
  }
  _hideForm() {
    //Empty inputs

    inputDistance.value =
      inputDuration.value =
      inputCadence.value =
      inputElevation.value =
        "";
    form.style.display = "none";
    form.classList.add("hidden");
    setTimeout(() => (form.style.display = "grid"), 1000);
  }
  _toggleElevationField() {
    inputElevation.closest(".form__row").classList.toggle("form__row--hidden");
    inputCadence.closest(".form__row").classList.toggle("form__row--hidden");
  }
  _newWorkout(e) {
    e.preventDefault();
    //Helper functions
    const validInputs = (...inputs) =>
      inputs.every((ip) => Number.isFinite(ip));
    const allPositive = (...inputs) => inputs.every((ip) => ip > 0);

    //Get data from form

    const type = inputType.value;
    const distance = +inputDistance.value;
    const duration = +inputDuration.value;
    const { lat, lng } = this.#mapEvent.latlng;
    let workout;
    //If Workout running, create running object

    if (type === "running") {
      const cadence = +inputCadence.value;
      //check if data is valid

      if (
        // !Number.isFinite(distance) ||
        // !Number.isFinite(duration) ||
        // !Number.isFinite(cadence)
        !validInputs(distance, duration, cadence) ||
        !allPositive(distance, duration, cadence)
      )
        return alert("Please provide a valid input!");
      //creating
      workout = new Running([lat, lng], distance, duration, cadence);
    }

    //If Workout cycling,create cycling object
    if (type === "cycling") {
      const elevation = +inputElevation.value;
      //checking ip
      if (
        !validInputs(distance, duration, elevation) ||
        !allPositive(distance, duration)
      )
        return alert("Please provide a valid input!");
      workout = new Cycling([lat, lng], distance, duration, elevation);
    }

    //Add new object to workout array

    this.#workouts.push(workout);
    console.log();

    //Render workout on map as marker
    this._renderWorkoutMarker(workout);
    //Render workout on list
    this._renderWorkout(workout);
    //Hide form + clearing all values
    this._hideForm();
    //Set local storage to all workouts
    this._setLocalStorage();
  }

  _renderWorkoutMarker(workout) {
    L.marker(workout.coords)
      .addTo(this.#map)
      .bindPopup(
        L.popup({
          maxWidth: 250,
          minWidth: 100,
          autoClose: false,
          closeOnClick: false,
          className: `${workout.type}-popup`,
        })
      )
      .setPopupContent(
        `${workout.type === "running" ? "🏃‍♂️" : "🚴‍♀️"} ${workout.description}`
      )
      .openPopup();
  }

  _renderWorkout(workout) {
    let html = `
      <li class="workout workout--${workout.type}" data-id="${workout.id}">
        <h2 class="workout__title">${workout.description}</h2>
        <div class="workout__details">
          <span class="workout__icon">${
            workout.type === "running" ? "🏃‍♂️" : "🚴‍♀️"
          }</span>
          <span class="workout__value">${workout.distance}</span>
          <span class="workout__unit">km</span>
        </div>
        <div class="workout__details">
          <span class="workout__icon">⏱</span>
          <span class="workout__value">${workout.duration}</span>
          <span class="workout__unit">min</span>
        </div>
    `;

    if (workout.type === "running")
      html += `
        <div class="workout__details">
          <span class="workout__icon">⚡️</span>
          <span class="workout__value">${workout.pace.toFixed(1)}</span>
          <span class="workout__unit">min/km</span>
        </div>
        <div class="workout__details">
          <span class="workout__icon">🦶🏼</span>
          <span class="workout__value">${workout.cadence}</span>
          <span class="workout__unit">spm</span>
        </div>
      </li>
      `;

    if (workout.type === "cycling")
      html += `
        <div class="workout__details">
          <span class="workout__icon">⚡️</span>
          <span class="workout__value">${workout.speed.toFixed(1)}</span>
          <span class="workout__unit">km/h</span>
        </div>
        <div class="workout__details">
          <span class="workout__icon">⛰</span>
          <span class="workout__value">${workout.elevationGain}</span>
          <span class="workout__unit">m</span>
        </div>
      </li>
      `;

    form.insertAdjacentHTML("afterend", html);
  }
  _moveToPopup(e) {
    const workoutEl = e.target.closest(".workout");

    if (!workoutEl) return;

    const workout = this.#workouts.find(
      (work) => work.id === workoutEl.dataset.id
    );

    console.log(workout);

    //Leaflet method to move map (setview())
    this.#map.setView(workout.coords, (this.#mapZoomLevel = 16), {
      animate: true,
      pan: {
        duration: 2,
      },
    });
  }
  //set the data to localstorage and get in reloading and render it in the list
  _setLocalStorage() {
    localStorage.setItem("workouts", JSON.stringify(this.#workouts)); //object to string
  }

  _getLocalStorage() {
    const data = JSON.parse(localStorage.getItem("workouts")); //string to object
    if (!data) return;
    this.#workouts = data;
    this.#workouts.forEach((work) => {
      this._renderWorkout(work);
    });
  }
  reset() {
    localStorage.removeItem("workouts");
    location.reload();
  }
}

//creating objects and calling methods
const app = new App();