apps/streamlit_larra.py

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Created on Tue Nov  2 10:06:46 2021

@author: benjaminull
"""


import pybase64 as base64
import io
import streamlit as st
from plotly import graph_objs as go


def formatnum_0(numero):
    '''
    Esta función permite dar formato a los montos de saldo y valor cuota en 
    las cartolas.
    '''
    return '{:,.0f}'.format(numero).replace(",", "@").replace(".", ",").replace("@", ".")


def formatnum_2(numero):
    return '{:,.2f}'.format(numero).replace(",", "@").replace(".", ",").replace("@", ".")


def macro_plot(col, data, color, prefijo, ancho, largo):
    fig = go.Figure()
    close_ = go.Scatter(x=data.index, y=data['Close'], name="stock_close",
                        line=dict(color=color), fill='tonexty')
    fig.add_trace(close_)
    fig.layout.update(title_text="", xaxis_rangeslider_visible=True,
                      width=ancho, height=largo, margin_b=0, margin_t=0,
                      margin_r=0, margin_l=0)
    fig.update_yaxes(range=[min(data['Close'])/1.05,
                            max(data['Close'])*1.05], tickprefix=prefijo)
    col.plotly_chart(fig, use_container_width=True)


def get_table_excel_link(df, name):
    towrite = io.BytesIO()
    downloaded_file = df.to_excel(towrite, encoding='utf-8', index=False,
                                  header=True)
    towrite.seek(0)  # reset pointer
    file_name = 'Data' + name + '.xlsx'
    style = 'style="color:black;text-decoration: none; font-size:18px;"'
    name_mark = "Descargar " + name + ".xlsx"
    b64 = base64.b64encode(towrite.read()).decode()  # some strings
    linko= f'<center><a href="data:application/vnd.openxmlformats-officedocument.spreadsheetml.sheet;base64,{b64}" '+style+'download="'+file_name+'"><button>'+name_mark+'</button></a></center>'
    return linko


def selectbox_larra(label, options):
    var = st.selectbox(label, sorted(list(set(options))))
    return var

def style_table():
    style_table = """
                <style>
                tbody tr:hover {
                           color:#BB1114;}
                thead {
                      background-color:#BB1114 ;
                      color: #E8E8E8;
                    }
                tbody tr:nth-child(odd) {
                      background-color: #fff;
                    }
                    tbody tr:nth-child(even) {
                      background-color: #eee;
                    }
                tbody tr:nth-child(odd)
                stTable {
                    border-collapse: collapse;
                    margin: 25px 0;
                    font-size: 0.9em;
                    min-width: 400px;
                    box-shadow: 0 0 20px rgba(0, 0, 0, 0.15);
                    }
                </style>
                """
    st.markdown(style_table, unsafe_allow_html=True)



def button_style():
    style_button = """
        <style>
          button {
            display: inline-block;
            background-color: #e8e8e8;
            border-radius: 15px;
            border: 4px  #cccccc;
            color: #4a4a4a;
            text-align: center;
            font-size: 18px;
            padding: 2px;
            width: 300px;
            transition: all 0.5s;
            cursor: pointer;
            margin: 5px;
          }
          button span {
            cursor: pointer;
            display: inline-block;
            position: relative;
            transition: 0.5s;
          }
          button span:after {
            content: '\00bb';
            position: absolute;
            opacity: 0;
            top: 0;
            right: -20px;
            transition: 0.5s;
          }
          button:hover {
            background-color: #bb1114;
            color:#e8e8e8;
          }
          button:hover span {
            padding-right: 25px;
          }
          button:hover span:after {
            opacity: 1;
            right: 0;
      }
    </style>
    """
    st.markdown(style_button, unsafe_allow_html=True)