// Imports
import * as Auth from "/services/auth/auth.js";
import * as Common from "/services/common/common.js";
import * as Messages from "/services/messages/messages.js";
import { Delete } from "/services/common/delete.js";

// DOM elements

// local variables
let current_user;

export async function mount(where) {
  const deskComponent = new Desk();
  await deskComponent.mount(where);
  return deskComponent;
}

class Desk {
  constructor() {}

  async mount(where) {
    const mountpoint = where;
    document.getElementById(mountpoint).innerHTML = /* HTML */ `
      <header class="card-header">
        <p class="card-header-title" id="desk-title">
          Bureaux
        </p>
        <button id="desk-new" class="button is-success" disabled>
          <span class="icon is-small">
            <i class="fas fa-plus"></i>
          </span>
        </button>
      </header>
      <div class="card-content">
        <div id="desk-list" class="content">
          Sélectionner une section.
        </div>
      </div>
    `;
    current_user = await Auth.GetUser();
    this.mountModal("desk-modal");
    this.handleDom();
  }

  handleDom() {
    let deskHandler = this;
    document.getElementById(`desk-new`).addEventListener("click", function () {
      deskHandler.newDesk(deskHandler.section)
    });

    document
      .getElementById(`desk-modal-close`)
      .addEventListener("click", function () {
        Common.toggleModal("desk-modal", "desk-modal-card");
      });
    document
      .getElementById(`desk-modal-cancel`)
      .addEventListener("click", function () {
        Common.toggleModal("desk-modal", "desk-modal-card");
      });
    document
      .getElementById(`desk-modal-save`)
      .addEventListener("click", async function () {
        await deskHandler.saveDesk();
      });
    document
      .getElementById(`desk-modal-save-desk`)
      .addEventListener("click", async function () {
        await deskHandler.saveDesk();
        await new Promise((r) => setTimeout(r, 800));
        deskHandler.newDesk(deskHandler.section);
      });
  }

  mountModal(where) {
    const mountpoint = where;
    document.getElementById(mountpoint).innerHTML = /* HTML */ `
      <div class="modal-background"></div>
      <div class="modal-card" id="desk-modal-card">
        <header class="modal-card-head">
          <p class="modal-card-title">
            Ajout/modification d'un bureau
          </p>
          <button
            class="delete"
            aria-label="close"
            id="desk-modal-close"
          ></button>
        </header>
        <section class="modal-card-body">
          <div class="field">
            <label>Id</label>
            <div class="control">
              <input class="input" type="number" id="desk-modal-id" disabled />
            </div>
          </div>
          <div class="field">
            <label>Nom</label>
            <div class="control">
              <input class="input" type="text" id="desk-modal-name" />
            </div>
          </div>
          <div class="field">
            <label>Subscribed</label>
            <div class="control">
              <input class="input" type="number" id="desk-modal-subscribed" />
            </div>
          </div>
          <div class="field">
            <div class="control">
              <label class="checkbox">
                <input class="input" type="checkbox" id="desk-modal-witness" />
                Bureau témoin
              </label>
            </div>
          </div>
        </section>
        <footer class="modal-card-foot">
          <button id="desk-modal-save" class="button is-success">
            Sauvegarder
          </button>
          <button id="desk-modal-save-desk" class="button is-success">
            Sauvegarder (ajouter bureau)
          </button>
          <button id="desk-modal-cancel" class="button">Annuler</button>
        </footer>
      </div>
    `;
  }

  async displayDesks() {
    let deskHandler = this;
    let desks = await this.updateDesks();
    const markup = desks.map((section) => this.deskTemplate(section)).join("");
    document.getElementById("desk-list").innerHTML = markup;
    document.getElementById("desk-new").removeAttribute("disabled");
    document.getElementById("desk-title").innerHTML =
      "Bureaux de&nbsp;<em> " + this.section.Name + "</em>";

    desks.map((desk) => {
      document
        .getElementById(`desks-desk-edit-${desk.ID}`)
        .addEventListener("click", function () {
          deskHandler.editSection(desk);
        });
      document
        .getElementById(`desks-desk-delete-${desk.ID}`)
        .addEventListener("click", function () {
          new Delete(() => {
            deskHandler.deleteDesk(desk);
          });
        });
    });
  }

  emptyDesks() {
    document.getElementById("desk-title").innerHTML =
      "Bureaux";
    this.section = null;
    document.getElementById("desk-list").innerHTML = "Veuillez sélectionner une section";
  }

  deskTemplate(desk) {
    return /* HTML */ `<div class="card card-list">
      <div class="card-content">
        <div class="content">
          <nav class="level">
            <div class="level-left">
              ${desk.Name} (Inscrits : ${desk.Subscribed})
            </div>
            <div class="level-right">
              <a
                id="desks-desk-edit-${desk.ID}"
                class="button is-link is-small"
                title="Modifier"
              >
                <span class="icon is-small">
                  <i class="fas fa-pen"></i>
                </span>
              </a>
              <a
                id="desks-desk-delete-${desk.ID}"
                class="button is-danger is-small"
                title="Supprimer"
              >
                <span class="icon is-small">
                  <i class="fas fa-times"></i>
                </span>
              </a>
            </div>
          </nav>
        </div>
      </div>
    </div>`;
  }

  newDesk(section) {
    this.method = "POST";
    this.section = section;
    document.getElementById("desk-modal-id").value = null;
    document.getElementById("desk-modal-name").value = section.Name;
    document.getElementById("desk-modal-subscribed").value = section.Subscribed;
    document.getElementById("desk-modal-witness").checked = section.WitnessDesk;
    Common.toggleModal("desk-modal", "desk-modal-card");
  }

  editSection(section) {
    this.method = "PUT";
    document.getElementById("desk-modal-id").value = section.ID;
    document.getElementById("desk-modal-name").value = section.Name;
    document.getElementById("desk-modal-subscribed").value = section.Subscribed;
    document.getElementById("desk-modal-witness").checked = section.WitnessDesk;
    Common.toggleModal("desk-modal", "desk-modal-card");
  }

  async saveDesk() {
    let desk;
    if (this.method == "POST")
      document.getElementById("desk-modal-id").value = null;

    try {
      const response = await fetch(
        "/api/Desk/" + document.getElementById("desk-modal-id").value,
        {
          method: this.method,
          headers: new Headers({
            "XSRF-Token": current_user.xsrftoken,
          }),
          body: JSON.stringify({
            ID: parseInt(document.getElementById("desk-modal-id").value),
            SectionID: this.section.ID,
            Name: document.getElementById("desk-modal-name").value,
            Subscribed: parseInt(
              document.getElementById("desk-modal-subscribed").value
            ),
            WitnessDesk: document.getElementById("desk-modal-witness").checked,
          }),
        }
      );
      if (response.status !== 200) {
        throw new Error(
          `Desk could not be updated or created (status ${response.status})`
        );
      }
      desk = await response.json();
      await this.displayDesks();
    } catch (e) {
      Messages.Show("is-warning", e.message);
      console.error(e);
    }
    Common.toggleModal("desk-modal", "desk-modal-card");
  }

  async updateDesks() {
    let deskHandler = this;
    try {
      const response = await fetch("/api/Desk/", {
        method: "GET",
        headers: new Headers({
          "XSRF-Token": current_user.xsrftoken,
        }),
      });
      if (response.status !== 200) {
        throw new Error(
          `Desks could not be fetched (status ${response.status})`
        );
      }
      let desks = await response.json();
      return desks.filter(function (desk) {
        return desk.SectionID == deskHandler.section.ID;
      });
    } catch (e) {
      Messages.Show("is-warning", e.message);
      console.error(e);
    }
  }

  async deleteDesk(desk) {
    try {
      const response = await fetch("/api/Desk/" + desk.ID, {
        method: "delete",
        headers: new Headers({
          "XSRF-Token": current_user.xsrftoken,
        }),
      });
      if (response.status !== 200) {
        throw new Error(
          `Desk could not be deleted (status ${response.status})`
        );
      }
    } catch (e) {
      Messages.Show("is-warning", e.message);
      console.error(e);
    }
    this.displayDesks();
  }
}