Add button and confirmation dialog for database purge

2 files changed, 32 insertions, 6 deletions

diff --git a/ext/bg/js/settings-dictionaries.js b/ext/bg/js/settings-dictionaries.js
index 635b95c6..72a27475 100644
--- a/ext/bg/js/settings-dictionaries.js
+++ b/ext/bg/js/settings-dictionaries.js
@@ -256,7 +256,8 @@ async function dictSettingsInitialize() {
     );
     dictionaryUI.save = () => apiOptionsSave();
 
-    document.querySelector('#dict-purge-link').addEventListener('click', (e) => onDictionaryPurge(e), false);
+    document.querySelector('#dict-purge-button').addEventListener('click', (e) => onDictionaryPurgeButtonClick(e), false);
+    document.querySelector('#dict-purge-confirm').addEventListener('click', (e) => onDictionaryPurge(e), false);
     document.querySelector('#dict-file-button').addEventListener('click', (e) => onDictionaryImportButtonClick(e), false);
     document.querySelector('#dict-file').addEventListener('change', (e) => onDictionaryImport(e), false);
     document.querySelector('#dict-main').addEventListener('change', (e) => onDictionaryMainChanged(e), false);
@@ -398,9 +399,16 @@ function onDictionaryImportButtonClick() {
     dictFile.click();
 }
 
+function onDictionaryPurgeButtonClick(e) {
+    e.preventDefault();
+    $('#dict-purge-modal').modal('show');
+}
+
 async function onDictionaryPurge(e) {
     e.preventDefault();
 
+    $('#dict-purge-modal').modal('hide');
+
     const dictControls = $('#dict-importer, #dict-groups, #dict-groups-extra, #dict-main-group').hide();
     const dictProgress = $('#dict-purge').show();
 
diff --git a/ext/bg/settings.html b/ext/bg/settings.html
index 7ac196f2..fb39e5c3 100644
--- a/ext/bg/settings.html
+++ b/ext/bg/settings.html
@@ -417,10 +417,7 @@
                 </div>
 
                 <p class="help-block">
-                    Yomichan can import and use a variety of dictionary formats. Unneeded dictionaries can be disabled,
-                    or you can simply <a href="#" id="dict-purge-link">purge the database</a> to delete everything.
-                </p>
-                <p class="help-block">
+                    Yomichan can import and use a variety of dictionary formats. Unneeded dictionaries can be disabled.
                     Deleting individual dictionaries is not currently feasible due to limitations of browser database technology.
                 </p>
 
@@ -449,10 +446,31 @@
                         <a href="https://foosoft.net/projects/yomichan" target="_blank" rel="noopener">download free dictionaries</a>
                         for use with this extension and to learn about importing proprietary EPWING dictionaries.
                     </p>
-                    <button class="btn btn-primary" id="dict-file-button">Import Dictionary</button>
+                    <div>
+                        <button class="btn btn-primary" id="dict-file-button">Import Dictionary</button>
+                        <button class="btn btn-danger" id="dict-purge-button">Purge Database</button>
+                    </div>
                     <div hidden><input type="file" id="dict-file"></div>
                 </div>
 
+                <div class="modal fade" tabindex="-1" role="dialog" id="dict-purge-modal">
+                    <div class="modal-dialog modal-dialog-centered">
+                        <div class="modal-content">
+                            <div class="modal-header">
+                                <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">&times;</span></button>
+                                <h4 class="modal-title">Confirm database purge</h4>
+                            </div>
+                            <div class="modal-body">
+                                Are you sure you want to delete all data in the database?
+                            </div>
+                            <div class="modal-footer">
+                                <button type="button" class="btn btn-default" data-dismiss="modal">Cancel</button>
+                                <button type="button" class="btn btn-danger" id="dict-purge-confirm">Purge Database</button>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+
                 <template id="dict-template"><div class="dict-group well well-sm">
                     <h4><span class="text-muted glyphicon glyphicon-book"></span> <span class="dict-title"></span> <small class="dict-revision"></small></h4>
                     <p class="text-warning" hidden>This dictionary is outdated and may not support new extension features; please import the latest version.</p>