varia

Author: HUET Thomas

projects/dashboard/app.py

@@ -0,0 +1,75 @@
+import dash
+from dash import dcc, html
+import plotly.express as px
+import plotly.graph_objects as go
+import pandas as pd
+import numpy as np
+import requests
+
+# Your safe log10 function
+def safe_log10(x):
+    try:
+        val = float(x)
+        return np.log10(val) if val > 0 else np.nan
+    except (TypeError, ValueError):
+        return np.nan
+
+# Function to get data from API
+def api_pg_dataset_linechart(url_dataset, url_reference_elements, log10=True):
+    response_ref = requests.get(url_reference_elements)
+    ref_elements = response_ref.json()
+    ref = pd.DataFrame(ref_elements)
+
+    response_data = requests.get(url_dataset)
+    data = response_data.json()
+    df = pd.DataFrame(data)
+
+    new_column_order = ref["symbole"].str.lower().tolist()
+    ordered_df = df[[col for col in new_column_order if col in df.columns]]
+
+    if log10:
+        df_log10 = ordered_df.applymap(safe_log10)
+    else:
+        df_log10 = ordered_df
+
+    return {
+        "data": df,
+        "elements": df_log10
+    }
+
+# Fetch data once for this example (could be dynamic)
+urls = {
+    "dataset": "http://157.136.252.188:3000/dataset_adisser17",
+    "reference": "http://157.136.252.188:3000/ref_elements"
+}
+result = api_pg_dataset_linechart(urls["dataset"], urls["reference"], log10=True)
+df_log = result["elements"]
+
+# Create the Dash app
+# app = dash.Dash(__name__)
+app = dash.Dash(__name__, requests_pathname_prefix='/dash/')
+
+
+# Build the line chart using Plotly
+fig = go.Figure()
+for idx, row in df_log.iterrows():
+    fig.add_trace(go.Scatter(
+        x=df_log.columns,
+        y=row.values,
+        mode='lines+markers',
+        name=str(idx)
+    ))
+
+fig.update_layout(title="dataset_adisser17",
+                  xaxis_title="Element",
+                  yaxis_title="Log10 Value")
+
+# App Layout
+app.layout = html.Div([
+    html.H1("CHIPS Dashboard"),
+    dcc.Graph(figure=fig)
+])
+
+if __name__ == '__main__':
+    app.run(debug=False, host='0.0.0.0', port=8050)
+