More work on profiles

src/calibre/gui2/viewer/config.py

@@ -113,6 +113,7 @@ def save_viewer_profile(profile_name, profile, *user_names: str):
     user_names = expand_profile_user_names(user_names)
     if isinstance(profile, (str, bytes)):
         profile = json.loads(profile)
+    if isinstance(profile, dict):
         profile['__timestamp__'] = isoformat(utcnow())
     try:
         with open(os.path.join(viewer_config_dir, 'profiles.json'), 'rb') as f:
@@ -120,6 +121,10 @@ def save_viewer_profile(profile_name, profile, *user_names: str):
     except FileNotFoundError:
         raw = {}
     for name in user_names:
+        if isinstance(profile, dict):
             raw.setdefault(name, {})[profile_name] = profile
+        else:
+            if name in raw:
+                raw[name].pop(profile_name, None)
     with open(os.path.join(viewer_config_dir, 'profiles.json'), 'wb') as f:
         f.write(json.dumps(raw, indent=2, sort_keys=True).encode())

src/calibre/gui2/viewer/web_view.py

@@ -190,9 +190,6 @@ class UrlSchemeHandler(QWebEngineUrlSchemeHandler):
             encoded_fname = name[len('reader-background-'):]
             mt, data = background_image(encoded_fname)
             send_reply(rq, mt, data) if data else rq.fail(QWebEngineUrlRequestJob.Error.UrlNotFound)
-        elif name == 'all-profiles':
-            vp = load_viewer_profiles('viewer:', as_json_string=True)
-            send_reply(rq, 'application/json', vp.encode())
         elif name.startswith('mathjax/'):
             handle_mathjax_request(rq, name)
         elif not name:
@@ -287,7 +284,7 @@ class ViewerBridge(Bridge):
     show_book_folder = from_js()
     show_help = from_js(object)
     update_reading_rates = from_js(object)
-    save_profile = from_js(object, object)
+    profile_op = from_js(object, object, object)
 
     create_view = to_js()
     start_book_load = to_js()
@@ -307,6 +304,7 @@ class ViewerBridge(Bridge):
     repair_after_fullscreen_switch = to_js()
     viewer_font_size_changed = to_js()
     tts_event = to_js()
+    profile_response = to_js()
 
 
 def apply_font_settings(page_or_view):
@@ -552,7 +550,7 @@ class WebView(RestartingWebEngineView):
         self.bridge.close_prep_finished.connect(self.close_prep_finished)
         self.bridge.highlights_changed.connect(self.highlights_changed)
         self.bridge.update_reading_rates.connect(self.update_reading_rates)
-        self.bridge.save_profile.connect(self.save_profile)
+        self.bridge.profile_op.connect(self.profile_op)
         self.bridge.edit_book.connect(self.edit_book)
         self.bridge.show_book_folder.connect(self.show_book_folder)
         self.bridge.show_help.connect(self.show_help)
@@ -572,8 +570,13 @@ class WebView(RestartingWebEngineView):
             self.inspector = Inspector(parent.inspector_dock.toggleViewAction(), self)
             parent.inspector_dock.setWidget(self.inspector)
 
-    def save_profile(self, name, settings):
-        save_viewer_profile(name, settings, 'viewer:')
+    def profile_op(self, which, profile_name, settings):
+        if which == 'all-profiles':
+            vp = load_viewer_profiles('viewer:')
+            self.execute_when_ready('profile_response', 'all-profiles', vp)
+        elif which == 'save-profile':
+            save_viewer_profile(profile_name, settings, 'viewer:')
+            self.execute_when_ready('profile_response', 'save-profile', profile_name)
 
     def link_hovered(self, url):
         if url == 'javascript:void(0)':

src/pyj/read_book/profiles.pyj

@@ -5,8 +5,10 @@ from __python__ import bound_methods, hash_literals
 from elementmaker import E
 
 from book_list.globals import get_session_data
+from book_list.item_list import create_item, create_item_list, create_side_action
 from dom import clear, unique_id
 from gettext import gettext as _
+from modals import question_dialog
 from read_book.globals import ui_operations
 from session import settings_for_reader_profile
 from widgets import create_button
@@ -19,29 +21,72 @@ def save_profile(container_id, hide_panel):
     name = container.querySelector('[name=profile_name]').value
     sd = get_session_data()
     settings = settings_for_reader_profile(sd)
-    ui_operations.save_profile(name, settings, def(err_msg):
-        if err_msg:
-            ui_operations.show_error(_('Unhandled error'), _('Could not save profile with error: ') + err_msg)
-        else:
+    ui_operations.save_profile(name, settings, def():
         container = document.getElementById(container_id)
         if container:
             r = container.querySelector('.saved_msg')
             if r:
                 clear(r)
                 r.appendChild(E.div(E.i(_('Saved: ') + name), style='margin-top: 1rem; margin-bottom: 1rem'))
+                load_profiles(container_id)
     )
 
 
-
-def got_all_profiles(hide_panel, container_id, all_profiles):
+def use_profile(container_id, profile_name, profile_data):
     container = document.getElementById(container_id)
     if not container:
         return
-    print(all_profiles)
+    container.dispatchEvent(new Event('close_panel'))
+
+
+def delete_profile(container_id, profile_name):
+    question_dialog(_('Are you sure?'), _('Are you sure you want to delete the saved profile named: {}?').format(profile_name),
+        def (ok):
+            if ok:
+                ui_operations.save_profile(profile_name, None, def():
+                    load_profiles(container_id)
+                )
+    )
+
+
+def got_all_profiles(container_id, all_profiles):
+    container = document.getElementById(container_id)
+    if not container:
+        return
+    all_profiles['__default__'] = {}
+    names = list_wrap(Object.keys(all_profiles))
+    names.pysort(def(x): return '' if x is '__default__' else x.toLowerCase();)
+    pl = container.querySelector('.profiles_list_container')
+    clear(pl)
+    pl.appendChild(E.div(
+        _('Load settings from one of the previously saved profiles below…')
+    ))
+    pl.appendChild(E.div())
+    items = []
+    for name in names:
+        display_name = name
+        if name is '__default__':
+            display_name = _('Restore settings to default values')
+            side_actions = []
+        else:
+            side_actions = [create_side_action('trash', delete_profile.bind(None, container_id, name), _('Delete this profile'))]
+        items.push(create_item(display_name, action=use_profile.bind(None, container_id, name, all_profiles[name]), side_actions=side_actions))
+    create_item_list(pl.lastChild, items)
+
+
+def load_profiles(container_id):
+    container = document.getElementById(container_id)
+    if not container:
+        return
+    pl = container.querySelector('.profiles_list_container')
+    clear(pl)
+    pl.appendChild(E.div(_('Loading saved profiles, please wait…'), style='padding-bottom: 1rem'))
+    ui_operations.get_all_profiles(got_all_profiles.bind(None, container_id))
 
 
 def create_profiles_panel(hide_panel, book, container, onclick):
     c = E.div(style='margin: 1rem', id=unique_id('placeholder-prefs'))
+    c.addEventListener('close_panel', def(): hide_panel();, False)
     container_id = c.id
     a = E.div(
         style='display:flex',
@@ -61,8 +106,5 @@ def create_profiles_panel(hide_panel, book, container, onclick):
     c.appendChild(a)
     c.appendChild(E.div(class_='saved_msg'))
     c.appendChild(E.hr())
-    c.appendChild(E.div(
-        style='padding-bottom: 1rem', class_='loading_msg',
-        _('Loading saved profiles, please wait…')
-    ))
-    ui_operations.get_all_profiles(got_all_profiles.bind(None, hide_panel, container.id)
+    c.appendChild(E.div(class_='profiles_list_container'))
+    load_profiles(container_id)

src/pyj/viewer-main.pyj

@@ -72,28 +72,26 @@ def get_file(book, name, proceed):
     xhr.send()
 
 
-def profiles_recevied(proceed, end_type, xhr, ev):
-    end_type = workaround_qt_bug(xhr, end_type)
-    if end_type is 'abort':
-        return
-    if end_type is not 'load':
-        show_error(_('Failed to load profiles'), _(
-            'Could not load viewer profiles with error: {}').format(xhr.error_html))
-        return
-    if not xhr.responseType or xhr.responseType is 'text':
-        result = JSON.parse(xhr.responseText)
-    else:
-        show_error(_('Failed to load profiles'), _(
-            'Could not load viewer profiles: unknown response type: {}').format(xhr.responseType))
-        return
+profiles_callbacks = {'all': None, 'saved': None}
 
-    proceed(result)
+@from_python
+def profile_response(which, x):
+    if which is 'all-profiles':
+        profiles_callbacks.all(x)
+        profiles_callbacks.all = None
+    elif which is 'save-profile':
+        profiles_callbacks.saved()
+        profiles_callbacks.saved = None
 
 
 def get_all_profiles(proceed):
-    xhr = ajax('all-profiles', profiles_recevied.bind(None, proceed), ok_code=0)
-    xhr.responseType = 'text'
-    xhr.send()
+    profiles_callbacks.all = proceed
+    to_python.profile_op('all-profiles', '', None)
+
+
+def save_profile(name, settings, proceed):
+    profiles_callbacks.saved = proceed
+    to_python.profile_op('save-profile', name, settings)
 
 
 def get_mathjax_files(proceed):
@@ -351,9 +349,7 @@ if window is window.top:
     if TRANSLATIONS_DATA:
         install(TRANSLATIONS_DATA)
     ui_operations.get_all_profiles = get_all_profiles
-    ui_operations.save_profile = def(name, settings, proceed):
-        to_python.save_profile(name, settings)
-        proceed()
+    ui_operations.save_profile = save_profile
     ui_operations.get_file = get_file
     ui_operations.get_url_for_book_file_name = get_url_for_book_file_name
     ui_operations.get_mathjax_files = get_mathjax_files