Upload app.py

app.py

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+from dash import Dash, html, dcc, Input, Output, dash_table
+import dash_bootstrap_components as dbc
+import pandas as pd
+import plotly.express as px
+
+df = pd.DataFrame({
+    "Categoria": ["A", "B", "C", "D", "E"],
+    "Vendas": [120, 200, 150, 80, 220],
+    "Lucro": [30, 70, 40, 20, 90]
+})
+
+app = Dash(__name__, external_stylesheets=[dbc.themes.BOOTSTRAP])
+
+app.layout = dbc.Container([
+    html.H1("Dashboard em Dash", className="my-4"),
+
+    dbc.Row([
+        dbc.Col([
+            html.Label("Escolhe a métrica:"),
+            dcc.Dropdown(
+                id="coluna-dropdown",
+                options=[
+                    {"label": "Vendas", "value": "Vendas"},
+                    {"label": "Lucro", "value": "Lucro"}
+                ],
+                value="Vendas",
+                clearable=False
+            )
+        ], md=4)
+    ], className="mb-4"),
+
+    dbc.Row([
+        dbc.Col(dbc.Card([
+            dbc.CardBody([
+                html.H4("Total", className="card-title"),
+                html.H2(id="total-card")
+            ])
+        ]), md=4),
+
+        dbc.Col(dbc.Card([
+            dbc.CardBody([
+                html.H4("Média", className="card-title"),
+                html.H2(id="media-card")
+            ])
+        ]), md=4),
+
+        dbc.Col(dbc.Card([
+            dbc.CardBody([
+                html.H4("Máximo", className="card-title"),
+                html.H2(id="max-card")
+            ])
+        ]), md=4),
+    ], className="mb-4"),
+
+    dbc.Row([
+        dbc.Col([
+            dcc.Graph(id="grafico-barras")
+        ], md=8),
+
+        dbc.Col([
+            dash_table.DataTable(
+                id="tabela",
+                columns=[{"name": i, "id": i} for i in df.columns],
+                data=df.to_dict("records"),
+                style_table={"overflowX": "auto"},
+                style_cell={"textAlign": "center"},
+                page_size=5
+            )
+        ], md=4)
+    ])
+], fluid=True)
+
+
+@app.callback(
+    Output("grafico-barras", "figure"),
+    Output("total-card", "children"),
+    Output("media-card", "children"),
+    Output("max-card", "children"),
+    Input("coluna-dropdown", "value")
+)
+def atualizar_dashboard(coluna_escolhida):
+    fig = px.bar(
+        df,
+        x="Categoria",
+        y=coluna_escolhida,
+        color="Categoria",
+        title=f"{coluna_escolhida} por Categoria"
+    )
+
+    total = df[coluna_escolhida].sum()
+    media = round(df[coluna_escolhida].mean(), 2)
+    maximo = df[coluna_escolhida].max()
+
+    return fig, total, media, maximo
+
+
+if __name__ == "__main__":
+    app.run(debug=True)