Add comment history page.

* gn2/wqflask/templates/wiki/history.html: New page.
* gn2/wqflask/views.py (display_wiki_history): New function.

Signed-off-by: Munyoki Kilyungi <me@bonfacemunyoki.com>

2 files changed, 162 insertions, 0 deletions

diff --git a/gn2/wqflask/templates/wiki/history.html b/gn2/wqflask/templates/wiki/history.html
new file mode 100644
index 00000000..e10ff683
--- /dev/null
+++ b/gn2/wqflask/templates/wiki/history.html
@@ -0,0 +1,139 @@
+{% extends "base.html" %}
+{% block css %}
+    <style type="text/css">
+        h3 {
+            color: #336699;
+        }
+
+        table tbody th {
+            width: 18em;
+        }
+
+        table tbody th,
+        table tbody td {
+            padding: 3px;
+        }
+
+        table {
+            margin-left: 0.5em;
+        }
+    </style>
+{% endblock %}
+{% block content %}
+    {{ flash_me() }}
+    <div class = "container container-fluid">
+        <h2>GeneWiki Entry History</h2>
+        {% if most_recent %}
+            <h3>
+                <strong>Most Recent Version:</strong>
+            </h3>
+            <table class="table table-responsive table-bordered">
+                <tbody>
+                    <tr>
+                        <th>Gene Symbol:</th>
+                        <td>{{ most_recent["symbol"] }}</td>
+                    </tr>
+                    {% if most_recent["species"] %}
+                        <tr>
+                            <th>Species:</th>
+                            <td>{{ most_recent["species"] }}</td>
+                        </tr>
+                    {% endif %}
+                    {% if most_recent["pubmed_ids"] %}
+                        <tr>
+                            <th>PubMed IDs:</th>
+                            <td>
+                                {% for id in most_recent["pubmed_ids"] %}
+                                    <a href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids={{ id }}&dopt=Abstract">{{ id }}</a>&nbsp;
+                                {% endfor %}
+                            </td>
+                        </tr>
+                    {% endif %}
+                    {% if most_recent["web_url"] %}
+                        <tr>
+                            <th>Web URL:</th>
+                            <td>{{ most_recent["web_url"] }}</td>
+                        </tr>
+                    {% endif %}
+                    <tr>
+                        <th>Entry:</th>
+                        <td>{{ most_recent["comment"] }}</td>
+                    </tr>
+                    {% if most_recent["categories"] %}
+                        <tr>
+                            <th>Category:</th>
+                            <td>{{ '; '.join(most_recent["categories"]) }}</td>
+                        </tr>
+                    {% endif %}
+                    <tr>
+                        <th>Add Time:</th>
+                        <td>{{ most_recent["created"] }}</td>
+                    </tr>
+                    {% if most_recent["reason"] %}
+                        <tr>
+                            <th>Reason for Modification:</th>
+                            <td>{{ most_recent["reason"] }}</td>
+                        </tr>
+                    {% endif %}
+                </tbody>
+            </table>
+        {% endif %}
+        <h3>
+            <strong>Previous Version:</strong>
+        </h3>
+        {% if previous_versions %}
+            {% for version in previous_versions %}
+                <table class="table table-responsive table-bordered">
+                    <tr>
+                        <th>Gene Symbol:</th>
+                        <td>{{ version["symbol"] }}</td>
+                    </tr>
+                    {% if version["species"] %}
+                        <tr>
+                            <th>Species:</th>
+                            <td>{{ version["species"] }}</td>
+                        </tr>
+                    {% endif %}
+                    {% if version["pubmed_ids"] %}
+                        <tr>
+                            <th>PubMed IDs:</th>
+                            <td>
+                                {% for id in version["pubmed_ids"] %}
+                                    <a href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids={{ id }}&dopt=Abstract">{{ id }}</a>&nbsp;
+                                {% endfor %}
+                            </td>
+                        </tr>
+                    {% endif %}
+                    {% if version["web_url"] %}
+                        <tr>
+                            <th>Web URL:</th>
+                            <td>{{ version["web_url"] }}</td>
+                        </tr>
+                    {% endif %}
+                    <tr>
+                        <th>Entry:</th>
+                        <td>{{ version["comment"] }}</td>
+                    </tr>
+                    {% if version["categories"] %}
+                        <tr>
+                            <th>Category:</th>
+                            <td>{{ '; '.join(version["categories"]) }}</td>
+                        </tr>
+                    {% endif %}
+                    <tr>
+                        <th>Add Time:</th>
+                        <td>{{ version["created"] }}</td>
+                    </tr>
+                    {% if version["reason"] %}
+                        <tr>
+                            <th>Reason for Modification:</th>
+                            <td>{{ version["reason"] }}</td>
+                        </tr>
+                    {% endif %}
+                </table>
+            {% endfor %}
+        {% else %}
+            <p>No Previous History</p>
+        {% endif %}
+    </div>
+{% endblock %}
diff --git a/gn2/wqflask/views.py b/gn2/wqflask/views.py
index 995b2b31..ce221c36 100644
--- a/gn2/wqflask/views.py
+++ b/gn2/wqflask/views.py
@@ -1277,6 +1277,29 @@ def display_genewiki_page(symbol: str):
     )
 
 
+@app.route("/genewiki/<int:comment_id>/history")
+def display_wiki_history(comment_id: str):
+    most_recent = {}
+    previous_versions = []
+    try:
+        entries = requests.get(
+            urljoin(
+                GN3_LOCAL_URL,
+                f"/api/metadata/wiki/{comment_id}/history"
+            )
+        )
+        entries.raise_for_status()
+        if entries := entries.json():
+            most_recent, previous_versions = entries[0], entries[1:]
+    except requests.RequestException as excp:
+        flash(excp, "alert-warning")
+    return render_template(
+        "wiki/history.html",
+        most_recent=most_recent,
+        previous_versions=previous_versions
+    )
+
+
 @app.route("/datasets/<name>", methods=('GET',))
 def get_dataset(name):
     from gn2.wqflask.oauth2.client import oauth2_get