Employees graph done

This commit is contained in:
Pietro Rodolfo Masera 2023-05-24 11:56:28 +02:00
parent 373090144c
commit 709440c1dd
6 changed files with 137 additions and 9 deletions

21
backend/api/employees.py Normal file
View file

@ -0,0 +1,21 @@
import os
import pandas as pd
import numpy as np
ROOT_PATH: str = os.path.join(os.path.dirname(__file__), '..', '..')
def get_employees(tickers: list[str]) -> list[dict]:
employees_df = pd.read_csv(ROOT_PATH + '/Elaborated_Data/employees_over_time.csv', index_col=[0])
s_tickers = pd.Series(tickers)
employees_df = employees_df.loc[employees_df['Ticker'].isin(s_tickers), :]
dates = [str(date) + '-01-01' for date in range(2012, 2023 + 1)]
for i, date in enumerate(dates):
employees_df[date] = employees_df['Employees_over_time'].copy().apply(lambda x: int(eval(str(x))[i]))
employees_df = pd.melt(employees_df, id_vars=['Ticker'], value_vars=dates, var_name='year').reset_index(drop=True)
employees_df = employees_df.pivot(index='year', columns='Ticker', values='value').reset_index(drop=False)
return employees_df.replace({ np.nan: None }).to_dict('records')

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@ -20,6 +20,11 @@ export interface Company {
'Past Performance': number;
}
export interface EmployeeCount {
year: string;
[ticker: string]: string | number; // really just number
}
export interface PriceHistory {
date: string;
[ticker: string]: string | number; // really just number
@ -33,5 +38,8 @@ export const getCompanies = (tickers?: string[]): Promise<Company[]> =>
logoSrc: `${BACKEND_URL}/companies/logos/${e.ticker}`
})));
export const getEmployees = (tickers: string[]): Promise<EmployeeCount[]> =>
fetch(BACKEND_URL + '/employees/' + tickers.join('/').toUpperCase()).then(r => r.json())
export const getPriceHistory = (tickers: string[]): Promise<PriceHistory[]> =>
fetch(BACKEND_URL + '/price_history/' + tickers.join('/').toUpperCase()).then(r => r.json())

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@ -15,9 +15,6 @@
</v-card-item>
<v-card-text class="flex-0" v-if="!props.minimal">
<p class="text--primary">
{{ company.description }}
</p>
<div class="pt-2 pb-2" v-for="m in metrics" :key="m.title">
<div class="d-inline-flex justify-space-between" style="width: 100%">
<strong>{{ m.title }}</strong>
@ -120,7 +117,6 @@ const metricsData = reactive<Metric[]>([
minValue: 0,
maxValue: 200,
value: c => c['Estimated Growth'],
symbol: ' %',
scale: [
{ gt: 8, color: COLORS.good },
{ gt: 0, color: COLORS.warning },
@ -132,7 +128,6 @@ const metricsData = reactive<Metric[]>([
minValue: -100,
maxValue: 200,
value: c => c['Past Performance'],
symbol: ' %',
scale: [
{ gt: 5, color: COLORS.good },
{ gt: -5, color: COLORS.warning },
@ -149,7 +144,7 @@ type ExtendedMetric = Metric & {
const metrics = computed<ExtendedMetric[]>(() => metricsData.map(e => ({
...e,
percentage: (c: Company) => (e.value(c) - e.minValue) * 100 / (e.maxValue - e.minValue),
value: (c: Company) => roundTo(e.value(c), e.decimals ?? 2),
value: (c: Company) => roundTo(e.value(c), e.decimals ?? 0),
color: (c: Company) => {
const value = e.value(c);
for (const s of e.scale) {

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@ -0,0 +1,91 @@
<template>
<v-row>
<v-col cols="12">
<v-card>
<v-card-item>
<v-card-title>Stock price over time</v-card-title>
</v-card-item>
<v-card-text>
<v-skeleton-loader class="chart-loader" v-if="employees.loading" />
<ag-charts-vue class="chart" v-else :options="options" />
</v-card-text>
</v-card>
</v-col>
</v-row>
</template>
<script setup lang="ts">
import { EmployeeCount, getEmployees } from '@/api';
import { defineLoader } from '@/api/loader';
import { time } from 'ag-charts-community';
import { DateTime } from 'luxon';
import { roundTo } from 'round-to';
import { onMounted, computed } from 'vue';
import { AgChartsVue } from 'ag-charts-vue3';
const renderer = (params: any) => ({
title: params.title,
content: DateTime.fromMillis(params.xValue).year + ': ' + roundTo(params.yValue, 0),
});
const props = defineProps<{
tickers: string[],
colors: string[]
}>();
const getTickerColor = (ticker: string) => props.colors[props.tickers.indexOf(ticker)];
const employees = defineLoader<EmployeeCount[]>(() => getEmployees(props.tickers));
const options = computed(() => {
if (employees.loading) return null;
const minDate = DateTime.utc(2012);
const maxDate = DateTime.utc(2023);
return {
theme: 'ag-material',
data: employees.data?.map(e => ({ ...e, year: Date.parse(e.year) })),
series: props.tickers.map((t: string) => ({
xKey: 'year',
yKey: t,
yName: t,
stroke: getTickerColor(t),
tooltip: { renderer: renderer },
marker: {
fill: getTickerColor(t),
stroke: getTickerColor(t)
}
})),
axes: [
{
type: 'time',
position: 'bottom',
min: minDate.toJSDate(),
max: maxDate.toJSDate(),
tick: {
interval: time.year
},
label: {
autoRotate: true,
autoRotateAngle: 335,
format: '%Y'
}
},
{
type: 'number',
position: 'left',
},
],
legend: {
position: 'bottom',
},
};
});
onMounted(() => {
console.log(JSON.parse(JSON.stringify(props)));
employees.load();
});
</script>

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@ -44,6 +44,11 @@
</v-card>
</v-col>
</v-row>
<v-row>
<v-col cols="12">
<EmployeesChart :colors="colors" :tickers="tickers"></EmployeesChart>
</v-col>
</v-row>
</v-container>
</template>
@ -62,7 +67,7 @@
<script setup lang="ts">
import { AgAxisLabelFormatterParams, time } from 'ag-charts-community';
import { AgChartsVue } from 'ag-charts-vue3';
import { ref, onMounted, computed } from 'vue';
import { ref, onMounted, computed, } from 'vue';
import { useRoute, useRouter } from 'vue-router';
import { Company, PriceHistory, getCompanies, getPriceHistory } from '@/api';
import { DateTime, DurationLike } from 'luxon';
@ -70,6 +75,7 @@ import { TimeInterval } from 'ag-charts-community/dist/cjs/es5/util/time/interva
import { roundTo } from 'round-to';
import { defineLoader } from '@/api/loader';
import CompanyCard from '@/components/CompanyCard.vue';
import EmployeesChart from '@/components/EmployeesChart.vue';
const route = useRoute();
const router = useRouter();
@ -158,9 +164,10 @@ const options = computed(() => {
};
});
tickers.value = route.params.tickers.toString().split(',');
// load chart data
onMounted(() => {
tickers.value = route.params.tickers.toString().split(',');
stockPrice.load();
companies.load();
});

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@ -3,6 +3,7 @@ from flask_cors import CORS
from backend.utils.build_frontend import build_frontend
from backend.api.companies import get_companies
from backend.api.closing_price import get_closing_price_hist
from backend.api.employees import get_employees
import os
import sys
import subprocess
@ -29,6 +30,11 @@ def companies(tickers: Optional[str] = None) -> object:
return jsonify(get_companies(None if tickers is None else tickers.split('/')))
@app.route('/employees/<path:tickers>', methods=['GET'])
def employees(tickers: Optional[str]) -> object:
return jsonify(get_employees(tickers.split('/')))
@app.route('/price_history/<path:tickers>', methods=['GET'])
def price_history(tickers: Optional[str]) -> object:
return jsonify(get_closing_price_hist(tickers.split('/')))