# Copyright (C) 2020-2021 The Software Heritage developers
# See the AUTHORS file at the top-level directory of this distribution
# License: GNU General Public License version 3, or any later version
# See top-level LICENSE file for more information
from pathlib import Path
import dash
from dash import dcc, html
from dash.dependencies import Input, Output
import dash_bootstrap_components as dbc
import plotly.graph_objects as go
from swh.model.from_disk import Directory
from ..data import MerkleNodeInfo, get_content_from
[docs]
def generate_table_body(
dir_path: bytes, source_tree: Directory, nodes_data: MerkleNodeInfo
):
"""
Generate the data_table from the path taken from the chart.
For each file builds the html table rows showing the known status, a local link to
the file and the relative SoftWare Heritage persistent IDentifier (SWHID).
"""
contents = get_content_from(dir_path, source_tree, nodes_data)
data = []
for cnt, attr in contents.items():
file_path = Path(cnt.decode())
file_name = file_path.parts[len(file_path.parts) - 1]
full_file_path = Path(Path(dir_path.decode()), file_path)
data.append(
html.Tr(
[
html.Td("✔" if attr["known"] else ""),
html.Td(html.A(file_name, href="file://" + str(full_file_path))),
html.Td(attr["swhid"]),
]
)
)
return [html.Tbody(data)]
[docs]
def run_app(graph_obj: go, source_tree: Directory, nodes_data: MerkleNodeInfo):
app = dash.Dash(__name__)
fig = go.Figure().add_trace(graph_obj)
fig.update_layout(
height=800,
)
table_header = [
html.Thead(html.Tr([html.Th("KNOWN"), html.Th("FILE NAME"), html.Th("SWHID")]))
]
app.layout = html.Div(
[
html.Div(
[
html.Div(
[
dcc.Graph(id="sunburst_chart", figure=fig),
],
className="col",
),
html.Div(
[
html.H3(id="directory_title"),
dbc.Table(
id="files_table",
hover=True,
responsive=True,
striped=True,
),
],
className="col",
),
],
className="row",
),
]
)
@app.callback(
[Output("files_table", "children"), Output("directory_title", "children")],
[Input("sunburst_chart", "clickData")],
)
def update_files_table(click_data):
"""
Callback that takes the input (directory path) from the chart and
update the `files_table` children with the relative files.
"""
if click_data is not None:
full_path = click_data["points"][0]["label"]
return (
table_header
+ generate_table_body(full_path.encode(), source_tree, nodes_data),
full_path,
)
else:
return "", ""
app.run_server(debug=True, use_reloader=True)
