From 5621d42127ad11dd032842b8b99903ff002c73d0 Mon Sep 17 00:00:00 2001
From: Bryan Newbold <bnewbold@robocracy.org>
Date: Thu, 4 Apr 2019 20:24:02 -0700
Subject: web editing of container urls

---
 python/fatcat_web/forms.py                      | 24 +++++--
 python/fatcat_web/templates/container_edit.html | 92 +++++++++++++++++++++++++
 python/fatcat_web/templates/entity_macros.html  |  8 +++
 3 files changed, 119 insertions(+), 5 deletions(-)

(limited to 'python')

diff --git a/python/fatcat_web/forms.py b/python/fatcat_web/forms.py
index 776812ae..79365687 100644
--- a/python/fatcat_web/forms.py
+++ b/python/fatcat_web/forms.py
@@ -187,17 +187,24 @@ class ContainerEntityForm(EntityEditForm):
     publisher = StringField("Publisher")
     issnl = StringField("ISSN-L")
     wikidata_qid = StringField('Wikidata QID')
+    urls = FieldList(
+        StringField("Container URLs",
+            [validators.DataRequired(),
+             validators.URL(require_tld=False)]))
 
     @staticmethod
-    def from_entity(re):
+    def from_entity(ce):
         """
         Initializes form with values from an existing container entity.
         """
-        ref = ContainerEntityForm()
+        cef = ContainerEntityForm()
         for simple_attr in CONTAINER_SIMPLE_ATTRS:
-            a = getattr(ref, simple_attr)
-            a.data = getattr(re, simple_attr)
-        return ref
+            a = getattr(cef, simple_attr)
+            a.data = getattr(ce, simple_attr)
+        if ce.extra and ce.extra.get('urls'):
+            for url in ce.extra['urls']:
+                cef.urls.append_entry(url)
+        return cef
 
     def to_entity(self):
         assert(self.name.data)
@@ -218,6 +225,13 @@ class ContainerEntityForm(EntityEditForm):
             if a == '':
                 a = None
             setattr(ce, simple_attr, a)
+        extra_urls = []
+        for url in self.urls:
+            extra_urls.append(url.data)
+        if extra_urls:
+            if not ce.extra:
+                ce.extra = dict()
+            ce.extra['urls'] = extra_urls
         if self.edit_description.data:
             ce.edit_extra = dict(description=self.edit_description.data)
 
diff --git a/python/fatcat_web/templates/container_edit.html b/python/fatcat_web/templates/container_edit.html
index 2a3f6f5f..83c00514 100644
--- a/python/fatcat_web/templates/container_edit.html
+++ b/python/fatcat_web/templates/container_edit.html
@@ -21,6 +21,33 @@
   {{ edit_macros.form_field_inline(form.issnl) }}
   {{ edit_macros.form_field_inline(form.wikidata_qid) }}
 
+  <br>
+  <h3 class="ui dividing header">Homepage URLs</h3>
+  <i>Landing page or mirror locations of container as a whole.</i>
+  <br><br>
+  <div class="list-group" id="url_list" name="url_list">
+  {% for cfield in form.urls %}
+    <div class="list-group-item ui grid" style="padding-right: 1em;">
+      <div class="one wide column middle aligned center aligned sortable-handle" style="padding-bottom: 0px; padding-right: 0px; padding-left: 0px;">
+        <i class="arrows alternate vertical icon"></i>
+      </div>
+      <div class="thirteen wide column" style="padding-bottom: 0px;">
+        <div class="field {% if cfield.errors %}error{% endif %}">
+          {{ cfield() }}
+          {{ edit_macros.form_field_errors(cfield) }}
+        </div>
+      </div>
+      <div class="one wide column right aligned" style="padding-bottom: 0px; padding-left: 0rem;">
+        <button type="button" class="ui icon red button delete-url-button"><i class="trash icon"></i></button>
+      </div>
+    </div>
+  {% endfor %}
+  </div>
+  <br>
+  <button type="button" id="add-url-button" class="ui right floated icon green button" style="margin-right: 0.3rem;">
+    <i class="plus icon"></i>
+  </button>
+
   <br>
   <h3 class="ui dividing header">Submit</h3>
   {{ edit_macros.form_field_basic(form.edit_description) }}
@@ -38,12 +65,77 @@
 {% endblock %}
 
 {% block postscript %}
+<script src="https://cdn.jsdelivr.net/npm/sortablejs@latest/Sortable.min.js"></script>
 <script>
 <!-- Form code -->
 $(document).ready(function() {
 
   $('.ui.accordion').accordion();
 
+  var fixup_url_numbering = function(group_item) {
+    items = Array.from(group_item.querySelectorAll(".list-group-item"))
+    for (var i = 0; i < items.length; i++) {
+      var item_el = items[i];
+      input_el = item_el.querySelectorAll("input")[0];
+      //console.log(input_el.id);
+      input_el.id = "urls-" + i;
+      input_el.name = input_el.id;
+      //console.log(input_el.id);
+    };
+    console.log("re-named url rows up to i=" + i);
+  };
+
+  var url_list = document.getElementById('url_list');
+  var url_sortable = Sortable.create(url_list, {
+    handle: '.sortable-handle',
+    animation: 150,
+    onSort: function(evt) {
+      fixup_url_numbering(url_list);
+    },
+  });
+  fixup_url_numbering(url_list);
+
+  var url_delete_handler = function(ev) {
+    row = ev.target.parentNode.parentNode;
+    // I don't understand why this hack is needed; maybe because of the sortable stuff?
+    if(!row.classList.contains("list-group-item")) {
+        row = row.parentNode;
+    }
+    // console.log(row);
+    console.assert(row.classList.contains("list-group-item"));
+    row.parentNode.removeChild(row);
+    fixup_url_numbering(url_list);
+  };
+
+  var attach_url_delete_handler = function(topthing) {
+    Array.from(topthing.querySelectorAll(".delete-url-button")).forEach((el) => {
+      el.addEventListener("click", url_delete_handler);
+    });
+  };
+  attach_url_delete_handler(document);
+
+  // XXX: really need some way to not duplicate this code from above...
+  var url_template = `
+  <div class="list-group-item ui grid" style="padding-right: 1em;">
+      <div class="one wide column middle aligned center aligned sortable-handle" style="padding-bottom: 0px; padding-right: 0px; padding-left: 0px;">
+        <i class="arrows alternate vertical icon"></i>
+      </div>
+      <div class="fourteen wide column" style="padding-bottom: 0px;">
+        <input id="urls-X" name="urls-X" type="text" value="">
+      </div>
+      <div class="one wide column right aligned" style="padding-bottom: 0px; padding-left: 0rem;">
+        <button type="button" class="ui icon red button delete-url-button"><i class="trash icon"></i></button>
+      </div>
+    </div>
+  `;
+
+  var add_url_button = document.getElementById("add-url-button");
+  add_url_button.addEventListener("click", function(){
+    url_list.insertAdjacentHTML('beforeend', url_template);
+    attach_url_delete_handler(url_list.lastElementChild);
+    fixup_url_numbering(url_list);
+  });
+
 });
 </script>
 {% endblock %}
diff --git a/python/fatcat_web/templates/entity_macros.html b/python/fatcat_web/templates/entity_macros.html
index 3e83b9d4..6d9ceed0 100644
--- a/python/fatcat_web/templates/entity_macros.html
+++ b/python/fatcat_web/templates/entity_macros.html
@@ -35,6 +35,14 @@
       <tr><td class="three wide right aligned"><code>{{ key }}.{{ inner_key }}</code></td>
           <td class="seven wide"><code>{{ inner_value }}</code>
     {% endfor %}
+  {% elif key in ("urls") and value and value is iterable and value is not string %}
+    <tr><td class="three wide right aligned"><code>{{ key }}</code></td>
+        <td class="seven wide">
+          <code>
+          {% for u in value %}
+            <a href="{{ u }}">{{ u }}</a><br>
+          {% endfor %}
+          </code>
   {% else %}
     <tr><td class="three wide right aligned"><code>{{ key }}</code></td>
         <td class="seven wide"><code>{{ value }}</code>
-- 
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