75 lines
2.7 KiB
Python
75 lines
2.7 KiB
Python
# File: logs_view.py
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# Copyright (C) 2026 Erick Ahmed
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# SPDX-License-Identifier: AGPL-3.0-or-later
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import pandas as pd
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from dash import html, dash_table
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def prepare_logs_data(df: pd.DataFrame) -> pd.DataFrame:
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if df is None or df.empty:
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return pd.DataFrame()
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df = df.copy()
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if 'j1939_metadata' in df.columns:
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df['Priority'] = df['j1939_metadata'].apply(lambda x: x.get('Priority') if isinstance(x, dict) else None)
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df['PF'] = df['j1939_metadata'].apply(lambda x: x.get('PF') if isinstance(x, dict) else None)
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df['PS'] = df['j1939_metadata'].apply(lambda x: x.get('PS') if isinstance(x, dict) else None)
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df['SA'] = df['j1939_metadata'].apply(lambda x: x.get('SA') if isinstance(x, dict) else None)
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df['DA'] = df['j1939_metadata'].apply(lambda x: x.get('DA') if isinstance(x, dict) else None)
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df['PGN'] = df['j1939_metadata'].apply(lambda x: x.get('PGN') if isinstance(x, dict) else None)
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else:
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for col in ['Priority', 'PF', 'PS', 'SA', 'DA', 'PGN']:
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df[col] = None
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for i in range(8):
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col = f'b{i}'
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if col in df.columns:
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df[col] = df[col].apply(lambda x: f"{int(x):02X}" if pd.notna(x) else "")
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else:
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df[col] = ""
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if 'ID' in df.columns:
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df['ID'] = df['ID'].astype(str)
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display_cols = ['Timestamp', 'ID', 'DLC', 'b0', 'b1', 'b2', 'b3', 'b4', 'b5', 'b6', 'b7', 'Priority', 'PF', 'PS', 'SA', 'DA', 'PGN']
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display_df = df[[c for c in display_cols if c in df.columns]]
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return display_df.fillna("")
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def get_logs_table_component():
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return html.Div([
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html.Div(id='logs-info-text', className="text-muted mb-2"),
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dash_table.DataTable(
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id='logs-table',
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virtualization=True,
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page_action='none',
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style_table={'overflowX': 'auto', 'height': '75vh', 'overflowY': 'auto'},
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style_header={
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'backgroundColor': '#1a1a1a',
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'color': 'white',
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'fontWeight': 'bold',
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'textAlign': 'center',
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'position': 'sticky',
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'top': 0
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},
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style_data={
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'backgroundColor': '#f8f9fa',
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'color': '#2a2a2a',
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'textAlign': 'center'
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},
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style_data_conditional=[
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{
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'if': {'row_index': 'odd'},
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'backgroundColor': 'rgb(240, 240, 240)'
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}
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],
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style_cell={
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'minWidth': '80px',
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'padding': '5px',
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'textAlign': 'center',
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'fontFamily': 'Segoe UI, Arial, sans-serif'
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}
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)
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])
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