[CrOS Settings] Install pending eSIM profile from network settings.

Update cellular_networks_list to install pending eSIM profiles when
their install button is clicked.

Screenshot:
https://screenshot.googleplex.com/72v5bZue5QTqeoA.png

Bug: 1093185
Change-Id: I36f9f51c66bdfde369060a3ea33d3c35416bc51d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2605399Reviewed-by: Kyle Horimoto <khorimoto@chromium.org>
Reviewed-by: Azeem Arshad <azeemarshad@chromium.org>
Commit-Queue: Gordon Seto <gordonseto@google.com>
Cr-Commit-Position: refs/heads/master@{#841245}

chrome/app/chromeos_strings.grdp

@@ -1632,9 +1632,18 @@
   <message name="IDS_NETWORK_LIST_ITEM_LABEL_ESIM_PENDING_PROFILE_WITH_PROVIDER_NAME" desc="A11y label for an eSIM profile that's ready to be installed, shown in a list in settings and oobe. Includes the provider name.  Clicking the profile installs the eSIM profile so that the cellular network is available for connecting.">
     Download mobile profile, Network <ph name="NETWORK_INDEX">$1<ex>1</ex></ph> of <ph name="NETWORK_COUNT">$2<ex>10</ex></ph>, <ph name="NETWORK_NAME">$3<ex>Verizon Wireless</ex></ph>, <ph name="NETWORK_PROVIDER_NAME">$4<ex>Verizon LTE</ex></ph>
   </message>
+  <message name="IDS_NETWORK_LIST_ITEM_LABEL_ESIM_PENDING_PROFILE_INSTALLING" desc="A11y label for an eSIM profile that is currently installing, shown in a list in settings and oobe.">
+    Installing mobile profile, Network <ph name="NETWORK_INDEX">$1<ex>1</ex></ph> of <ph name="NETWORK_COUNT">$2<ex>10</ex></ph>, <ph name="NETWORK_NAME">$3<ex>Verizon Wireless</ex></ph>
+  </message>
+  <message name="IDS_NETWORK_LIST_ITEM_LABEL_ESIM_PENDING_PROFILE_WITH_PROVIDER_NAME_INSTALLING" desc="A11y label for an eSIM profile that is currently installing, shown in a list in settings and oobe. Includes the provider name.">
+    Installing mobile profile, Network <ph name="NETWORK_INDEX">$1<ex>1</ex></ph> of <ph name="NETWORK_COUNT">$2<ex>10</ex></ph>, <ph name="NETWORK_NAME">$3<ex>Verizon Wireless</ex></ph>, <ph name="NETWORK_PROVIDER_NAME">$4<ex>Verizon LTE</ex></ph>
+  </message>
   <message name="IDS_NETWORK_LIST_ITEM_DOWNLOAD" desc="Text for the button displayed for pending eSIM profiles that installs the profile when pressed.">
     Download
   </message>
+  <message name="IDS_NETWORK_LIST_ITEM_ADDING_PROFILE" desc="Loading text indicating that an eSIM profile is currently installing.">
+    Adding Profile...
+  </message>
   <message name="IDS_WIFI_NETWORK_STATUS_SECURED" desc="a11y label used when a Wi-Fi network is secured.">
     Secured
   </message>

chrome/app/chromeos_strings_grdp/IDS_NETWORK_LIST_ITEM_ADDING_PROFILE.png.sha1

+185afb896fdb3fe2f34d173871deaba7e1037e09
\ No newline at end of file

chrome/app/chromeos_strings_grdp/IDS_NETWORK_LIST_ITEM_LABEL_ESIM_PENDING_PROFILE_INSTALLING.png.sha1

+747335c6e34eecfa25233f914c1a5338c518f981
\ No newline at end of file

chrome/app/chromeos_strings_grdp/IDS_NETWORK_LIST_ITEM_LABEL_ESIM_PENDING_PROFILE_WITH_PROVIDER_NAME_INSTALLING.png.sha1

+087aebeabd87d98b9c132dd4246801c35d60c2f8
\ No newline at end of file

chrome/browser/resources/settings/chromeos/internet_page/BUILD.gn

@@ -213,6 +213,7 @@ js_library("cellular_networks_list") {
   deps = [
     ":cellular_eid_popup",
     "//ui/webui/resources/cr_components/chromeos/cellular_setup:cellular_types",
+    "//ui/webui/resources/cr_components/chromeos/cellular_setup:esim_manager_listener_behavior",
     "//ui/webui/resources/cr_components/chromeos/cellular_setup:esim_manager_utils",
     "//ui/webui/resources/cr_components/chromeos/network:mojo_interface_provider",
     "//ui/webui/resources/cr_components/chromeos/network:network_list_types",
@@ -536,6 +537,7 @@ js_library("cellular_networks_list.m") {
     "//chrome/browser/resources/settings/chromeos/localized_link:localized_link.m",
     "//third_party/polymer/v3_0/components-chromium/polymer:polymer_bundled",
     "//ui/webui/resources/cr_components/chromeos/cellular_setup:cellular_types.m",
+    "//ui/webui/resources/cr_components/chromeos/cellular_setup:esim_manager_listener_behavior.m",
     "//ui/webui/resources/cr_components/chromeos/cellular_setup:esim_manager_utils.m",
     "//ui/webui/resources/cr_components/chromeos/network:network_list_types.m",
     "//ui/webui/resources/cr_elements/cr_icon_button:cr_icon_button.m",

chrome/browser/resources/settings/chromeos/internet_page/cellular_networks_list.html

 <link rel="import" href="chrome://resources/html/polymer.html">
 
 <link rel="import" href="chrome://resources/cr_components/chromeos/cellular_setup/mojo_interface_provider.html">
+<link rel="import" href="chrome://resources/cr_components/chromeos/cellular_setup/esim_manager_listener_behavior.html">
 <link rel="import" href="chrome://resources/cr_components/chromeos/cellular_setup/esim_manager_utils.html">
 <link rel="import" href="chrome://resources/cr_components/chromeos/network/network_list_types.html">
 <link rel="import" href="chrome://resources/cr_components/chromeos/network/onc_mojo.html">
@@ -84,19 +85,19 @@
       </div>
     </div>
     <template is="dom-if"
-        if="[[shouldShowNetworkSublist_(eSimNetworks_, eSimPendingProfiles_)]]" restamp>
+        if="[[shouldShowNetworkSublist_(eSimNetworks_, eSimPendingProfileItems_)]]" restamp>
       <div class="cellular-network-content">
         <network-list id="esimNetworkList" show-buttons
             show-technology-badge="[[showTechnologyBadge]]"
             networks="[[eSimNetworks_]]"
-            custom-items="[[eSimPendingProfiles_]]"
+            custom-items="[[eSimPendingProfileItems_]]"
             device-state="[[deviceState]]">
         </network-list>
       </div>
     </template>
     <template
         is="dom-if"
-        if="[[!shouldShowNetworkSublist_(eSimNetworks_, eSimPendingProfiles_)]]" restamp>
+        if="[[!shouldShowNetworkSublist_(eSimNetworks_, eSimPendingProfileItems_)]]" restamp>
       <div id="eSimNoNetworkFound"
           class="cellular-network-content cellular-not-setup">
         <settings-localized-link

chrome/browser/resources/settings/chromeos/internet_page/cellular_networks_list.js

@@ -11,6 +11,7 @@ Polymer({
   is: 'cellular-networks-list',
 
   behaviors: [
+    ESimManagerListenerBehavior,
     I18nBehavior,
   ],
 
@@ -50,12 +51,25 @@ Polymer({
       },
     },
 
+    /**
+     * Dictionary mapping pending eSIM profile iccids to pending eSIM profiles.
+     * @type {!Map<string, chromeos.cellularSetup.mojom.ESimProfileRemote>}
+     * @private
+     */
+    profilesMap_: {
+      type: Object,
+      value() {
+        return new Map();
+      },
+    },
+
     /**
      * The list of pending eSIM profiles to display after the list of eSIM
      * networks.
      * @type {!Array<NetworkList.CustomItemState>}
+     * @private
      */
-    eSimPendingProfiles_: {
+    eSimPendingProfileItems_: {
       type: Array,
       value() {
         return [];
@@ -95,6 +109,7 @@ Polymer({
 
   listeners: {
     'close-eid-popup': 'toggleEidPopup_',
+    'install-profile': 'installProfile_',
   },
 
   /** @private {?chromeos.networkConfig.mojom.CrosNetworkConfigRemote} */
@@ -107,42 +122,105 @@ Polymer({
     this.fetchESimPendingProfileList_();
   },
 
+  /**
+   * @param {!chromeos.cellularSetup.mojom.EuiccRemote} euicc
+   * ESimManagerListenerBehavior override
+   */
+  onProfileListChanged(euicc) {
+    this.fetchESimPendingProfileListForEuicc_(euicc);
+  },
+
+  /**
+   * @param {!chromeos.cellularSetup.mojom.ESimProfileRemote} profile
+   * ESimManagerListenerBehavior override
+   */
+  onProfileChanged(profile) {
+    profile.getProperties().then(response => {
+      const eSimPendingProfileItem =
+          this.eSimPendingProfileItems_.find(item => {
+            return item.customData.iccid === response.properties.iccid;
+          });
+      if (!eSimPendingProfileItem) {
+        return;
+      }
+      eSimPendingProfileItem.customItemType = response.properties.state ===
+              chromeos.cellularSetup.mojom.ProfileState.kInstalling ?
+          NetworkList.CustomItemType.ESIM_INSTALLING_PROFILE :
+          NetworkList.CustomItemType.ESIM_PENDING_PROFILE;
+    });
+  },
+
   /** @private */
   fetchESimPendingProfileList_() {
     cellular_setup.getESimManagerRemote()
         .getAvailableEuiccs()
         .then(response => {
           if (response.euiccs.length > 0) {
-            return cellular_setup.getPendingESimProfiles(response.euiccs[0]);
+            return this.fetchESimPendingProfileListForEuicc_(
+                response.euiccs[0]);
           }
           throw new Error('No EUICCs available.');
         })
-        .then(profiles => {
-          const pendingProfilePromises = profiles.map(profile => {
-            return profile.getProperties().then(response => {
-              return {
-                customItemType: NetworkList.CustomItemType.ESIM_PENDING_PROFILE,
-                customItemName:
-                    String.fromCharCode(...response.properties.name.data),
-                customItemSubtitle: String.fromCharCode(
-                    ...response.properties.serviceProvider.data),
-                polymerIcon: 'network:cellular-0',
-                showBeforeNetworksList: false,
-                customData: {
-                  iccid: response.properties.iccid,
-                },
-              };
-            });
-          });
-          Promise.all(pendingProfilePromises).then(profiles => {
-            this.eSimPendingProfiles_ = profiles;
-          });
-        })
         .catch(error => {
           console.error(error);
         });
   },
 
+  /**
+   * @param {!chromeos.cellularSetup.mojom.EuiccRemote} euicc
+   * @private
+   */
+  fetchESimPendingProfileListForEuicc_(euicc) {
+    cellular_setup.getPendingESimProfiles(euicc).then(
+        this.processESimPendingProfiles_.bind(this));
+  },
+
+  /**
+   * @param {Array<!chromeos.cellularSetup.mojom.ESimProfileRemote>} profiles
+   * @private
+   */
+  processESimPendingProfiles_(profiles) {
+    this.profilesMap_ = new Map();
+    const eSimPendingProfilePromises =
+        profiles.map(this.createESimPendingProfilePromise_.bind(this));
+    Promise.all(eSimPendingProfilePromises).then(eSimPendingProfileItems => {
+      this.eSimPendingProfileItems_ = eSimPendingProfileItems;
+    });
+  },
+
+  /**
+   * @param {!chromeos.cellularSetup.mojom.ESimProfileRemote} profile
+   * @return {!Promise<NetworkList.CustomItemState>}
+   * @private
+   */
+  createESimPendingProfilePromise_(profile) {
+    return profile.getProperties().then(response => {
+      this.profilesMap_.set(response.properties.iccid, profile);
+      return this.createESimPendingProfileItem_(response.properties);
+    });
+  },
+
+  /**
+   * @param {!chromeos.cellularSetup.mojom.ESimProfileProperties} properties
+   * @return {NetworkList.CustomItemState}
+   */
+  createESimPendingProfileItem_(properties) {
+    return {
+      customItemType: properties.state ===
+              chromeos.cellularSetup.mojom.ProfileState.kInstalling ?
+          NetworkList.CustomItemType.ESIM_INSTALLING_PROFILE :
+          NetworkList.CustomItemType.ESIM_PENDING_PROFILE,
+      customItemName: String.fromCharCode(...properties.name.data),
+      customItemSubtitle:
+          String.fromCharCode(...properties.serviceProvider.data),
+      polymerIcon: 'network:cellular-0',
+      showBeforeNetworksList: false,
+      customData: {
+        iccid: properties.iccid,
+      },
+    };
+  },
+
   /**
    * @private
    */
@@ -227,5 +305,19 @@ Polymer({
         this.$$('.eid-popup').focus();
       });
     }
-  }
+  },
+
+  /**
+   * @param {Event} event
+   * @private
+   */
+  installProfile_(event) {
+    const profileIccid = event.detail.iccid;
+    const profile = this.profilesMap_.get(profileIccid);
+    profile.installProfile('').then(
+        () => {
+            // TODO(crbug.com/1093185) Show error if install fails.
+            // Show confirmation code page if required.
+        });
+  },
 });

chrome/browser/ui/webui/chromeos/network_element_localized_strings_provider.cc

@@ -82,6 +82,10 @@ constexpr webui::LocalizedString kElementLocalizedStrings[] = {
      IDS_NETWORK_LIST_ITEM_LABEL_ESIM_PENDING_PROFILE},
     {"networkListItemLabelESimPendingProfileWithProviderName",
      IDS_NETWORK_LIST_ITEM_LABEL_ESIM_PENDING_PROFILE_WITH_PROVIDER_NAME},
+    {"networkListItemLabelESimPendingProfileInstalling",
+     IDS_NETWORK_LIST_ITEM_LABEL_ESIM_PENDING_PROFILE_INSTALLING},
+    {"networkListItemLabelESimPendingProfileWithProviderNameInstalling",
+     IDS_NETWORK_LIST_ITEM_LABEL_ESIM_PENDING_PROFILE_WITH_PROVIDER_NAME_INSTALLING},
     {"wifiNetworkStatusSecured", IDS_WIFI_NETWORK_STATUS_SECURED},
     {"wifiNetworkStatusUnsecured", IDS_WIFI_NETWORK_STATUS_UNSECURED},
     {"networkListItemNotAvailable", IDS_NETWORK_LIST_NOT_AVAILABLE},
@@ -90,6 +94,7 @@ constexpr webui::LocalizedString kElementLocalizedStrings[] = {
     {"networkListItemNotConnected", IDS_NETWORK_LIST_NOT_CONNECTED},
     {"networkListItemNoNetwork", IDS_NETWORK_LIST_NO_NETWORK},
     {"networkListItemDownload", IDS_NETWORK_LIST_ITEM_DOWNLOAD},
+    {"networkListItemAddingProfile", IDS_NETWORK_LIST_ITEM_ADDING_PROFILE},
     {"vpnNameTemplate", IDS_NETWORK_LIST_THIRD_PARTY_VPN_NAME_TEMPLATE},
     {"networkIconLabelEthernet", IDS_NETWORK_ICON_LABEL_ETHERNET},
     {"networkIconLabelVpn", IDS_NETWORK_ICON_LABEL_VPN},

chrome/test/data/webui/cr_components/chromeos/cellular_setup/fake_esim_manager_remote.js

@@ -44,6 +44,10 @@ cr.define('cellular_setup', function() {
      *     chromeos.cellularSetup.mojom.ProfileInstallResult},}>}
      */
     installProfile(confirmationCode) {
+      this.properties_.state =
+          chromeos.cellularSetup.mojom.ProfileState.kActive;
+      this.fakeEuicc_.notifyProfileChangedForTest(this);
+      this.fakeEuicc_.notifyProfileListChangedForTest();
       return Promise.resolve({
         result: this.profileInstallResult_ ?
             this.profileInstallResult_ :
@@ -119,6 +123,7 @@ cr.define('cellular_setup', function() {
 
     /** @override */
     uninstallProfile() {
+      this.fakeEuicc_.notifyProfileChangedForTest(this);
       this.defferedUninstallProfilePromise_ = this.deferredPromise_();
       return this.defferedUninstallProfilePromise_.promise;
     }
@@ -144,7 +149,8 @@ cr.define('cellular_setup', function() {
 
   /** @implements {chromeos.cellularSetup.mojom.Euicc} */
   class FakeEuicc {
-    constructor(numProfiles) {
+    constructor(numProfiles, fakeESimManager) {
+      this.fakeESimManager_ = fakeESimManager;
       this.profiles_ = [];
       for (let i = 0; i < numProfiles; i++) {
         this.addProfileForTest_();
@@ -180,6 +186,7 @@ cr.define('cellular_setup', function() {
      *     chromeos.cellularSetup.mojom.ProfileInstallResult},}>}
      */
     installProfileFromActivationCode(activationCode, confirmationCode) {
+      this.notifyProfileListChangedForTest();
       return Promise.resolve({
         result: this.profileInstallResult_ ?
             this.profileInstallResult_ :
@@ -218,6 +225,7 @@ cr.define('cellular_setup', function() {
       this.profiles_ = result;
 
       if (profileRemoved) {
+        this.notifyProfileListChangedForTest();
         return {
           result: chromeos.cellularSetup.mojom.ESimOperationResult.kSuccess
         };
@@ -226,12 +234,24 @@ cr.define('cellular_setup', function() {
         result: chromeos.cellularSetup.mojom.ESimOperationResult.kFailure
       };
     }
+
+    /**
+     * @param {FakeProfile} profile
+     */
+    notifyProfileChangedForTest(profile) {
+      this.fakeESimManager_.notifyProfileChangedForTest(profile);
+    }
+
+    notifyProfileListChangedForTest() {
+      this.fakeESimManager_.notifyProfileListChangedForTest(this);
+    }
   }
 
   /** @implements {chromeos.cellularSetup.mojom.ESimManagerInterface} */
   /* #export */ class FakeESimManagerRemote {
     constructor() {
       this.euiccs_ = [];
+      this.observers_ = [];
     }
 
     /**
@@ -248,9 +268,35 @@ cr.define('cellular_setup', function() {
      * @param {number} numProfiles The number of profiles the EUICC has.
      */
     addEuiccForTest(numProfiles) {
-      const euicc = new FakeEuicc(numProfiles);
+      const euicc = new FakeEuicc(numProfiles, this);
       this.euiccs_.push(euicc);
     }
+
+    /**
+     * @param {!chromeos.cellularSetup.mojom.ESimManagerObserverInterface}
+     *     observer
+     */
+    addObserver(observer) {
+      this.observers_.push(observer);
+    }
+
+    /**
+     * @param {FakeEuicc} euicc
+     */
+    notifyProfileListChangedForTest(euicc) {
+      for (const observer of this.observers_) {
+        observer.onProfileListChanged(euicc);
+      }
+    }
+
+    /**
+     * @param {FakeProfile} profile
+     */
+    notifyProfileChangedForTest(profile) {
+      for (const observer of this.observers_) {
+        observer.onProfileChanged(profile);
+      }
+    }
   }
 
   // #cr_define_end

chrome/test/data/webui/cr_components/chromeos/network/network_list_item_test.js

@@ -94,7 +94,7 @@ suite('NetworkListItemTest', function() {
   });
 
   test(
-      'Pending eSIM profile name, provider, download button visibilty',
+      'Pending eSIM profile name, provider, install button visibilty',
       async () => {
         const itemName = 'Item Name';
         const itemSubtitle = 'Item Subtitle';
@@ -118,7 +118,44 @@ suite('NetworkListItemTest', function() {
         assertTrue(!!subtitle);
         assertEquals(itemSubtitle, subtitle.textContent.trim());
 
-        let downloadButton = listItem.$$('#downloadButton');
-        assertTrue(!!downloadButton);
+        let installButton = listItem.$$('#installButton');
+        assertTrue(!!installButton);
+
+        let installProfileEventIccid = null;
+        listItem.addEventListener('install-profile', (event) => {
+          installProfileEventIccid = event.detail.iccid;
+        });
+        installButton.click();
+
+        await flushAsync();
+        assertEquals(installProfileEventIccid, 'iccid');
+      });
+
+  test(
+      'Installing eSIM profile name, provider, spinner visibilty', async () => {
+        const itemName = 'Item Name';
+        const itemSubtitle = 'Item Subtitle';
+        listItem.item = {
+          customItemType: NetworkList.CustomItemType.ESIM_INSTALLING_PROFILE,
+          customItemName: itemName,
+          customItemSubtitle: itemSubtitle,
+          polymerIcon: 'network:cellular-0',
+          showBeforeNetworksList: false,
+          customData: {
+            iccid: 'iccid',
+          },
+        };
+        await flushAsync();
+
+        let networkName = listItem.$$('#networkName');
+        assertTrue(!!networkName);
+        assertEquals(itemName, networkName.textContent.trim());
+
+        let subtitle = listItem.$$('#subtitle');
+        assertTrue(!!subtitle);
+        assertEquals(itemSubtitle, subtitle.textContent.trim());
+
+        let spinner = listItem.$$('paper-spinner-lite');
+        assertTrue(!!spinner);
       });
 });

chrome/test/data/webui/settings/chromeos/cellular_networks_list_test.js

@@ -152,4 +152,29 @@ suite('CellularNetworkList', function() {
     eidPopup = cellularNetworkList.$$('.eid-popup');
     assertTrue(!!eidPopup);
   });
+
+  test('Install pending eSIM profile', async () => {
+    eSimManagerRemote.addEuiccForTest(1);
+    await flushAsync();
+
+    let eSimNetworkList = cellularNetworkList.$$('#esimNetworkList');
+    assertTrue(!!eSimNetworkList);
+    assertEquals(1, cellularNetworkList.eSimPendingProfileItems_.length);
+
+    const listItem = eSimNetworkList.$$('network-list-item');
+    assertTrue(!!listItem);
+    const installButton = listItem.$$('#installButton');
+    assertTrue(!!installButton);
+    installButton.click();
+
+    await flushAsync();
+
+    // eSIM network list should now be hidden and link showing.
+    eSimNetworkList = cellularNetworkList.$$('#esimNetworkList');
+    assertFalse(!!eSimNetworkList);
+    const esimNoNetworkAnchor = cellularNetworkList.$$('#eSimNoNetworkFound')
+                                    .querySelector('settings-localized-link')
+                                    .shadowRoot.querySelector('a');
+    assertTrue(!!esimNoNetworkAnchor);
+  });
 });

ui/webui/resources/cr_components/chromeos/cellular_setup/esim_manager_listener_behavior.js

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// #import {getESimManagerRemote} from './mojo_interface_provider.m.js';
+// #import {observeESimManager} from './mojo_interface_provider.m.js';
 
 /**
  * @fileoverview Polymer behavior for observing ESimManagerObserver
@@ -16,10 +16,7 @@
 
   /** @override */
   attached() {
-    this.observer_ =
-        new chromeos.cellularSetup.mojom.ESimManagerObserverReceiver(this);
-    cellular_setup.getESimManagerRemote().addObserver(
-        this.observer_.$.bindNewPipeAndPassRemote());
+    cellular_setup.observeESimManager(this);
   },
 
   // ESimManagerObserver methods. Override these in the implementation.

ui/webui/resources/cr_components/chromeos/cellular_setup/mojo_interface_provider.js

@@ -14,6 +14,7 @@
 cr.define('cellular_setup', function() {
   let cellularRemote = null;
   let eSimManagerRemote = null;
+  let isTesting = false;
 
   /**
    * @param {?chromeos.cellularSetup.mojom.CellularSetupRemote}
@@ -21,6 +22,7 @@ cr.define('cellular_setup', function() {
    */
   /* #export */ function setCellularSetupRemoteForTesting(testCellularRemote) {
     cellularRemote = testCellularRemote;
+    isTesting = true;
   }
 
   /**
@@ -42,6 +44,7 @@ cr.define('cellular_setup', function() {
    */
   /* #export */ function setESimManagerRemoteForTesting(testESimManagerRemote) {
     eSimManagerRemote = testESimManagerRemote;
+    isTesting = true;
   }
 
   /**
@@ -57,11 +60,31 @@ cr.define('cellular_setup', function() {
     return eSimManagerRemote;
   }
 
+  /**
+   * @param {!chromeos.cellularSetup.mojom.ESimManagerObserverInterface}
+   *     observer
+   * @returns {?chromeos.cellularSetup.mojom.ESimManagerObserverReceiver}
+   */
+  /* #export */ function observeESimManager(observer) {
+    if (isTesting) {
+      getESimManagerRemote().addObserver(
+          /** @type {!chromeos.cellularSetup.mojom.ESimManagerObserverRemote} */
+          (observer));
+      return null;
+    }
+
+    const receiver =
+        new chromeos.cellularSetup.mojom.ESimManagerObserverReceiver(observer);
+    getESimManagerRemote().addObserver(receiver.$.bindNewPipeAndPassRemote());
+    return receiver;
+  }
+
   // #cr_define_end
   return {
     setCellularSetupRemoteForTesting,
     getCellularSetupRemote,
     setESimManagerRemoteForTesting,
-    getESimManagerRemote
+    getESimManagerRemote,
+    observeESimManager
   };
 });

ui/webui/resources/cr_components/chromeos/network/BUILD.gn

@@ -454,6 +454,7 @@ js_library("network_list_item.m") {
   deps = [
     ":mojo_interface_provider.m",
     ":network_list_types.m",
+    "//third_party/polymer/v3_0/components-chromium/paper-spinner:paper-spinner-lite",
     "//third_party/polymer/v3_0/components-chromium/polymer:polymer_bundled",
     "//ui/webui/resources/js/cr/ui:focus_row_behavior.m",
   ]

ui/webui/resources/cr_components/chromeos/network/network_list_item.html

 <link rel="import" href="../../../html/polymer.html">
 
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-flex-layout/iron-flex-layout-classes.html">
+<link rel="import" href="chrome://resources/polymer/v1_0/paper-spinner/paper-spinner-lite.html">
 <link rel="import" href="../../../cr_elements/cr_icon_button/cr_icon_button.html">
 <link rel="import" href="../../../cr_elements/icons.html">
 <link rel="import" href="../../../cr_elements/policy/cr_policy_indicator.html">
@@ -78,6 +79,12 @@
         --iron-icon-fill-color: #1A73E8;
         margin-inline-end: 8px;
       }
+
+      paper-spinner-lite {
+        height: 20px;
+        margin-inline-end: 16px;
+        width: 20px;
+      }
     </style>
     <div id="wrapper" focus-row-container
          class="layout horizontal center flex">
@@ -99,9 +106,11 @@
           </network-icon>
         </template>
         <template is="dom-if" if="[[item.polymerIcon]]">
-          <iron-icon icon="[[item.polymerIcon]]" class$="[[getItemClassName_(item)]]"></iron-icon>
+          <iron-icon icon="[[item.polymerIcon]]"
+              class$="[[getItemClassName_(item, item.customItemType]]"></iron-icon>
         </template>
-        <div id="divText" class$="layout horizontal flex [[getItemClassName_(item)]]">
+        <div id="divText" class$="layout horizontal flex
+            [[getItemClassName_(item, item.customItemType)]]">
           <div id="networkName" aria-hidden="true">
             [[getItemName_(item)]]
           </div>
@@ -135,14 +144,18 @@
             </cr-icon-button>
           </div>
         </template>
-        <template is="dom-if" if="[[isESimPendingProfile_(item)]]" restamp>
-          <!-- TODO(crbug.com/1093185): Download profile when clicked. -->
-          <cr-button id="downloadButton"
-              aria-label$="[[getItemName_(item)]], $i18n{networkListItemDownload}">
+        <template is="dom-if" if="[[isESimPendingProfile_(item, item.customItemType)]]" restamp>
+          <cr-button id="installButton"
+              aria-label$="[[getItemName_(item)]], $i18n{networkListItemDownload}"
+              on-click="onInstallButtonClick_">
             <iron-icon icon="network:download"></iron-icon>
             $i18n{networkListItemDownload}
           </cr-button>
         </template>
+        <template is="dom-if" if="[[isESimInstallingProfile_(item, item.customItemType)]]" restamp>
+          <paper-spinner-lite active></paper-spinner-lite>
+          $i18n{networkListItemAddingProfile}
+        </template>
       </div>
     </div>
   </template>

ui/webui/resources/cr_components/chromeos/network/network_list_item.js

@@ -377,6 +377,15 @@ Polymer({
           return this.i18n(
               'networkListItemLabelESimPendingProfile', index, total,
               this.getItemName_());
+        } else if (this.isESimInstallingProfile_()) {
+          if (this.subtitle_) {
+            return this.i18n(
+                'networkListItemLabelESimPendingProfileWithProviderNameInstalling',
+                index, total, this.getItemName_(), this.subtitle_);
+          }
+          return this.i18n(
+              'networkListItemLabelESimPendingProfileInstalling', index, total,
+              this.getItemName_());
         }
         return this.i18n(
             'networkListItemLabel', index, total, this.getItemName_());
@@ -495,6 +504,8 @@ Polymer({
     if (this.isSubpageButtonVisible_(this.networkState, this.showButtons) &&
         this.$$('#subpage-button') === this.shadowRoot.activeElement) {
       this.fireShowDetails_(event);
+    } else if (this.isESimPendingProfile_()) {
+      this.onInstallButtonClick_();
     } else if (this.item.hasOwnProperty('customItemName')) {
       this.fire('custom-item-selected', this.item);
     } else {
@@ -552,12 +563,17 @@ Polymer({
     return this.isFocused ? 'polite' : 'off';
   },
 
+  /** @private */
+  onInstallButtonClick_() {
+    this.fire('install-profile', {iccid: this.item.customData.iccid});
+  },
+
   /**
    * @return {boolean}
    * @private
    */
   isESimPendingProfile_() {
-    return this.item.hasOwnProperty('customItemType') &&
+    return !!this.item && this.item.hasOwnProperty('customItemType') &&
         this.item.customItemType ===
         NetworkList.CustomItemType.ESIM_PENDING_PROFILE;
   },
@@ -569,4 +585,14 @@ Polymer({
   getItemClassName_() {
     return this.isESimPendingProfile_() ? 'esim-pending-profile' : '';
   },
+
+  /**
+   * @return {boolean}
+   * @private
+   */
+  isESimInstallingProfile_() {
+    return !!this.item && this.item.hasOwnProperty('customItemType') &&
+        this.item.customItemType ===
+        NetworkList.CustomItemType.ESIM_INSTALLING_PROFILE;
+  },
 });

ui/webui/resources/cr_components/chromeos/network/network_list_types.js

@@ -14,6 +14,7 @@
 NetworkList.CustomItemType = {
   OOBE: 1,
   ESIM_PENDING_PROFILE: 2,
+  ESIM_INSTALLING_PROFILE: 3,
 };
 
 /**

ui/webui/resources/cr_components/chromeos/os_cr_components.gni

@@ -19,6 +19,7 @@ cr_components_chromeos_namespace_rewrites = [
   "cellular_setup.setCellularSetupRemoteForTesting|setCellularSetupRemoteForTesting",
   "cellular_setup.getESimManagerRemote|getESimManagerRemote",
   "cellular_setup.setESimManagerRemoteForTesting|setESimManagerRemoteForTesting",
+  "cellular_setup.observeESimManager|observeESimManager",
   "cellular_setup.getPendingESimProfiles|getPendingESimProfiles",
   "cellular_setup.CellularSetupDelegate|CellularSetupDelegate",
   "network_config.MojoInterfaceProvider|MojoInterfaceProvider",
@@ -33,7 +34,7 @@ cr_components_chromeos_auto_imports = [
   "ui/webui/resources/cr_components/chromeos/cellular_setup/cellular_types.html|ButtonState,Button,ButtonBarState,CellularSetupPageName",
   "ui/webui/resources/cr_components/chromeos/cellular_setup/cellular_setup_delegate.html|CellularSetupDelegate",
   "ui/webui/resources/cr_components/chromeos/cellular_setup/subflow_behavior.html|SubflowBehavior",
-  "ui/webui/resources/cr_components/chromeos/cellular_setup/mojo_interface_provider.html|setCellularSetupRemoteForTesting,getCellularSetupRemote,setESimManagerRemoteForTesting,getESimManagerRemote",
+  "ui/webui/resources/cr_components/chromeos/cellular_setup/mojo_interface_provider.html|setCellularSetupRemoteForTesting,getCellularSetupRemote,setESimManagerRemoteForTesting,getESimManagerRemote,observeESimManager",
   "ui/webui/resources/cr_components/chromeos/cellular_setup/esim_manager_utils.html|getPendingESimProfiles",
   "ui/webui/resources/cr_components/chromeos/cellular_setup/esim_manager_listener_behavior.html|ESimManagerListenerBehavior",
   "ui/webui/resources/cr_components/chromeos/network/cr_policy_network_behavior_mojo.html|CrPolicyNetworkBehaviorMojo",