Phase 1 project prototype

src/admin_analytics/dashboard/app.py

@@ -0,0 +1,53 @@
+"""Dash application factory."""
+
+import dash
+from dash import dcc, html, Input, Output
+
+from admin_analytics.db.connection import get_connection
+from admin_analytics.db.schema import ensure_schema
+from admin_analytics.dashboard.pages import overview, compensation, staffing, headcount
+
+
+def create_app() -> dash.Dash:
+    """Create and configure the Dash application."""
+    app = dash.Dash(__name__, suppress_callback_exceptions=True)
+    conn = get_connection()
+    ensure_schema(conn)
+
+    app.layout = html.Div(
+        [
+            html.H1(
+                "University of Delaware — Administrative Analytics",
+                style={"textAlign": "center", "padding": "20px", "color": "#00539F"},
+            ),
+            dcc.Tabs(
+                id="tabs",
+                value="overview",
+                children=[
+                    dcc.Tab(label="Admin Cost Overview", value="overview"),
+                    dcc.Tab(label="Executive Compensation", value="compensation"),
+                    dcc.Tab(label="Staffing & Enrollment", value="staffing"),
+                    dcc.Tab(label="Current Headcount", value="headcount"),
+                ],
+                style={"marginBottom": "20px"},
+            ),
+            html.Div(id="tab-content", style={"padding": "0 20px 20px 20px"}),
+        ],
+        style={"fontFamily": "system-ui, -apple-system, sans-serif", "maxWidth": "1400px", "margin": "0 auto"},
+    )
+
+    @app.callback(Output("tab-content", "children"), Input("tabs", "value"))
+    def render_tab(tab: str):
+        if tab == "overview":
+            return overview.layout(conn)
+        elif tab == "compensation":
+            return compensation.layout(conn)
+        elif tab == "staffing":
+            return staffing.layout(conn)
+        elif tab == "headcount":
+            return headcount.layout(conn)
+        return html.Div("Unknown tab")
+
+    compensation.register_callbacks(app, conn)
+
+    return app