nopaque/web/app/static/js/nopaque.js

/*
 * The nopaque object is used as a namespace for nopaque specific functions and
 * variables.
 */
var nopaque = {};

// User data
nopaque.user = {};
nopaque.user.settings = {};
nopaque.user.settings.darkMode = undefined;
nopaque.corporaSubscribers = [];
nopaque.jobsSubscribers = [];
nopaque.queryResultsSubscribers = [];

// Foreign user (user inspected with admin credentials) data
nopaque.foreignUser = {};
nopaque.foreignUser.isAuthenticated = undefined;
nopaque.foreignUser.settings = {};
nopaque.foreignUser.settings.darkMode = undefined;
nopaque.foreignCorporaSubscribers = [];
nopaque.foreignJobsSubscribers = [];
nopaque.foreignQueryResultsSubscribers = [];

// nopaque functions
nopaque.socket = io({transports: ['websocket']});
// Add event handlers
nopaque.socket.on("user_data_stream_init", function(msg) {
  nopaque.user = JSON.parse(msg);
  for (let subscriber of nopaque.corporaSubscribers) {
    subscriber.init(nopaque.user.corpora);
  }
  for (let subscriber of nopaque.jobsSubscribers) {
    subscriber.init(nopaque.user.jobs);
  }
  for (let subscriber of nopaque.queryResultsSubscribers) {
    subscriber.init(nopaque.user.query_results);
  }
});

nopaque.socket.on("user_data_stream_update", function(msg) {
  var patch;

  patch = JSON.parse(msg);
  nopaque.user = jsonpatch.apply_patch(nopaque.user, patch);
  corpora_patch = patch.filter(operation => operation.path.startsWith("/corpora"));
  jobs_patch = patch.filter(operation => operation.path.startsWith("/jobs"));
  query_results_patch = patch.filter(operation => operation.path.startsWith("/query_results"));
  for (let subscriber of nopaque.corporaSubscribers) {
    subscriber.update(corpora_patch);
  }
  for (let subscriber of nopaque.jobsSubscribers) {
    subscriber.update(jobs_patch);
  }
  for (let subscriber of nopaque.queryResultsSubscribers) {
    subscriber.update(query_results_patch);
  }
  if (["all", "end"].includes(nopaque.user.settings.job_status_site_notifications)) {
    for (operation of jobs_patch) {
      /* "/jobs/{jobId}/..." -> ["{jobId}", ...] */
      pathArray = operation.path.split("/").slice(2);
      if (operation.op === "replace" && pathArray[1] === "status") {
        if (nopaque.user.settings.job_status_site_notifications === "end" && !["complete", "failed"].includes(operation.value)) {continue;}
        nopaque.flash(`[<a href="/jobs/${pathArray[0]}">${nopaque.user.jobs[pathArray[0]].title}</a>] New status: ${operation.value}`, "job");
      }
    }
  }
});

nopaque.socket.on("foreign_user_data_stream_init", function(msg) {
  nopaque.foreignUser = JSON.parse(msg);
  for (let subscriber of nopaque.foreignCorporaSubscribers) {
    subscriber.init(nopaque.foreignUser.corpora);
  }
  for (let subscriber of nopaque.foreignJobsSubscribers) {
    subscriber.init(nopaque.foreignUser.jobs);
  }
  for (let subscriber of nopaque.foreignQueryResultsSubscribers) {
    subscriber.init(nopaque.foreignUser.query_results);
  }
});

nopaque.socket.on("foreign_user_data_stream_update", function(msg) {
  var patch;

  patch = JSON.parse(msg);
  nopaque.foreignUser = jsonpatch.apply_patch(nopaque.foreignUser, patch);
  corpora_patch = patch.filter(operation => operation.path.startsWith("/corpora"));
  jobs_patch = patch.filter(operation => operation.path.startsWith("/jobs"));
  query_results_patch = patch.filter(operation => operation.path.startsWith("/query_results"));
  for (let subscriber of nopaque.foreignCorporaSubscribers) {subscriber.update(corpora_patch);}
  for (let subscriber of nopaque.foreignJobsSubscribers) {subscriber.update(jobs_patch);}
  for (let subscriber of nopaque.foreignQueryResultsSubscribers) {subscriber.update(query_results_patch);}
});

nopaque.Forms = {};
nopaque.Forms.init = function() {
  var abortRequestElement, parentElement, progressElement, progressModal,
      progressModalElement, request, submitElement;

  for (let form of document.querySelectorAll(".nopaque-submit-form")) {
    submitElement = form.querySelector('button[type="submit"]');
    submitElement.addEventListener("click", function() {
      for (let selectElement of form.querySelectorAll('select')) {
        if (selectElement.value === "") {
          parentElement = selectElement.closest(".input-field");
          parentElement.querySelector(".select-dropdown").classList.add("invalid");
          for (let helperTextElement of parentElement.querySelectorAll(".helper-text")) {
            helperTextElement.remove();
          }
          parentElement.insertAdjacentHTML("beforeend", `<span class="helper-text red-text">Please select an option.</span>`);
        }
      }
    });

    request = new XMLHttpRequest();
    if (form.dataset.hasOwnProperty("progressModal")) {
      progressModalElement = document.getElementById(form.dataset.progressModal);
      progressModal = M.Modal.getInstance(progressModalElement);
      progressModal.options.dismissible = false;
      abortRequestElement = progressModalElement.querySelector(".abort-request");
      abortRequestElement.addEventListener("click", function() {request.abort();});
      progressElement = progressModalElement.querySelector(".determinate");
    }
    form.addEventListener("submit", function(event) {
      event.preventDefault();
      var formData;

      formData = new FormData(form);
      // Initialize progress modal
      if (progressModalElement) {
        progressElement.style.width = "0%";
        progressModal.open();
      }
      request.open("POST", window.location.href);
      request.send(formData);
    });
    request.addEventListener("load", function(event) {
      var fieldElement;

      if (request.status === 201) {
        window.location.href = JSON.parse(this.responseText).redirect_url;
      }
      if (request.status === 400) {
        console.log(request);
        for (let [field, errors] of Object.entries(JSON.parse(this.responseText))) {
          fieldElement = form.querySelector(`input[name$="${field}"]`).closest(".input-field");
          for (let error of errors) {
            fieldElement.insertAdjacentHTML("beforeend", `<span class="helper-text red-text">${error}</span>`);
          }
        }
        if (progressModalElement) {
          progressModal.close();
        }
      }
      if (request.status === 500) {
        location.reload();
      }
    });
    if (progressModalElement) {
      request.upload.addEventListener("progress", function(event) {
        progressElement.style.width = Math.floor(100 * event.loaded / event.total).toString() + "%";
      });
    }
  }
}


nopaque.flash = function(message, category) {
  let toast;
  let toastActionElement;

  switch (category) {
    case "corpus":
      message = `<i class="left material-icons">book</i>${message}`;
      break;
    case "error":
      message = `<i class="left material-icons red-text">error</i>${message}`;
      break;
    case "job":
      message = `<i class="left material-icons">work</i>${message}`;
      break;
    default:
      message = `<i class="left material-icons">notifications</i>${message}`;
  }

  toast = M.toast({html: `<span>${message}</span>
                          <button data-action="close" class="btn-flat toast-action white-text">
                            <i class="material-icons">close</i>
                          </button>`});
  toastActionElement = toast.el.querySelector('.toast-action[data-action="close"]');
  toastActionElement.addEventListener('click', () => {toast.dismiss();});
}