3 files changed, 84 insertions, 23 deletions
diff --git a/gn2/wqflask/edit.py b/gn2/wqflask/edit.py
index 0397296e..ebf8449d 100644
--- a/gn2/wqflask/edit.py
+++ b/gn2/wqflask/edit.py
@@ -154,3 +154,41 @@ def save():
     return redirect(
         f"/datasets/{request.form.get('label')}"
     )
+
+
+def __fetch_dataset_git_history__(
+        git_dir:str , dataset_name: str
+) -> Either:
+    """Fetch the git history of a given dataset."""
+    # Age, Commit, Message, Author
+    dataset_path = Path(git_dir) / "general/datasets/" / dataset_name
+    format_ = "<tr><td><i>%cr</i></td>\
+<td>\
+<a style='color:green;' href='https://git.genenetwork.org/gn-docs/commit/general?id=%H' \
+target='_blank'>%h</a></td>\
+<td>%s</td><td>%an</td></tr>"
+    args = [
+            "git", "-C", str(dataset_path), "log",
+            f"--pretty=format:{format_}"
+    ]
+    results = __run_cmd__(
+        args
+    )
+    return results
+
+
+@metadata.route("<id_>/history")
+def view_history(id_):
+    """View a datasets history"""
+    from gn2.utility.tools import get_setting
+    data = __fetch_dataset_git_history__(
+        Path(get_setting("DATA_DIR"), "gn-docs"), id_
+    ).either(
+        lambda error: flash(f"{error=}", error),
+        lambda x: x
+    )
+    return render_template(
+        "dataset_history.html",
+        name=request.args.get("name",""),
+        data=data.decode()
+    )
diff --git a/gn2/wqflask/templates/dataset.html b/gn2/wqflask/templates/dataset.html
index e4ae34ae..1e2c5bc4 100644
--- a/gn2/wqflask/templates/dataset.html
+++ b/gn2/wqflask/templates/dataset.html
@@ -73,30 +73,27 @@
 
 {% if dataset %}
 
-<header class="page-header text-justify">
-    <h1>
-	{% if dataset.title or dataset.label or dataset.altLabel %}
-	{{ dataset.title or dataset.label or dataset.altLabel }}
-	{% if dataset.title != dataset.altLabel and dataset.label != dataset.altLabel %}
-	<br/>
-        <small>({{ dataset.altLabel }})</small>
-	{% endif %}
-	{% else %}
-        {{ name }}
-        {% endif %}
-	<small>
-	    <sup>
-		[&nbsp;
-		<a href="" target="_blank">
-		    View history
-		</a>
-		&nbsp;]
-	    </sup>
-	</small>
-    </h1>
-</header>
-
 <div class="container dataset-content">
+    <header class="page-header text-justify">
+	<h1>
+	    {% if dataset.title or dataset.label or dataset.altLabel %}
+	    {{ dataset.title or dataset.label or dataset.altLabel }}
+	    {% if dataset.title != dataset.altLabel and dataset.label != dataset.altLabel %}
+	    <br/>
+            <small>({{ dataset.altLabel }})</small>
+	    {% endif %}
+	    {% else %}
+            {{ name }}
+            {% endif %}
+	    <small>
+		<sup>
+		    [&nbsp;
+		    <a hx-get={{ url_for('metadata.view_history', id_=dataset.id.split('/')[-1], name=name, title=(dataset.title or dataset.label or dataset.altLabel)) }} hx-target=".dataset-content" hx-push-url="true" hx-select="#history">History</a>
+		    &nbsp;]
+		</sup>
+	    </small>
+	</h1>
+    </header>
     <div class="panel-about panel panel-info panel-metadata text-muted">
         <div class="panel-heading">
 	    <strong>
@@ -358,3 +355,9 @@
 {% endif %}
 
 {% endblock %}
+
+{% block js %}
+
+<script language="javascript" type="text/javascript" src="{{ url_for('js', filename='htmx.min.js') }}"></script>
+
+{% endblock %}
diff --git a/gn2/wqflask/templates/dataset_history.html b/gn2/wqflask/templates/dataset_history.html
new file mode 100644
index 00000000..15105410
--- /dev/null
+++ b/gn2/wqflask/templates/dataset_history.html
@@ -0,0 +1,20 @@
+{% extends "base.html" %}
+
+{% block content %}
+<section class="container" id="history">
+    {% if data.error %}
+    <p class="lead">There was an error fetching the history.</p>
+    {% else %}
+    <table class=" table-condensed">
+	<tr>
+	    <th>Age</th>
+	    <th>Commit</th>
+	    <th>Summary</th>
+	    <th>Author</th>
+	</tr>
+	{{ data|safe }}
+    </table>
+    {% endif %}
+</section>
+
+{% endblock %}