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finished climate importer

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This commit is contained in:
Timo Volkmann 2020-06-12 11:30:40 +02:00
parent 75bb43a3bd
commit 84b9a8abc9
1 changed files with 60 additions and 14 deletions
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74
backend/climate.js
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@ -2,8 +2,8 @@ require('dotenv').config()
const mysql = require('mysql2/promise');
const axios = require('axios')
const startDate = '2018-01'
const endDate = '2018-12'
const rangeStartDate = '2018-01'
const rangeEndDate = '2018-12'
async function main() {
const connection = await mysql.createConnection({
@ -23,10 +23,15 @@ async function main() {
// })
let temp = await Promise.all(result.map(x => createClimateObject(x)))
let finalresults = temp.reduce((total, element) => total.concat(element), [])
let final = temp.reduce((total, element) => total.concat(element), [])
await writeToDatabase(connection, finalresults)
//await writeToDatabase(connection, final)
let temp2 = await Promise.all(result.map(x => createClimateObjectFrom(x)))
let final2 = temp2.reduce((total, element) => total.concat(element), [])
await writeToDatabase(connection, final2)
connection.end();
}
@ -60,22 +65,63 @@ async function createClimateObject(src) {
return results
}
async function createClimateObjectFromLastYear(src) {
let response = await axios.get(`https://api.meteostat.net/v1/history/monthly?station=${res.meteostat_id}&start=${startDate}&end=${endDate}&key=${process.env.METEOSTAT_API_KEY}`)
let result = {
region_id: src.id,
async function createClimateObjectFrom(src, startDate = '2010-01', endDate = '2018-12') {
let response
try {
response = await axios.get(`https://api.meteostat.net/v1/history/monthly?station=${src.meteostat_id}&start=${startDate}&end=${endDate}&key=${process.env.METEOSTAT_API_KEY}`)
} catch (error) {
console.log("skipping createClimateObjectFrom: couldn't find results for following region: ")
console.log(src.region + " with meteostat_id " + src.meteostat_id)
console.log(error)
return []
}
if (!response.data.data) {
console.log("skipping: no data for station meteostat_id " + src.meteostat_id + " (" + src.region + ")")
return []
}
let results = response.data.data.map(element => {
let result = {
region: src.region,
region_id: src.id,
year: element.month.split("-")[0],
month: element.month.split("-")[1],
temperature: element.temperature_mean,
temperature_min: element.temperature_mean_min,
temperature_max: element.temperature_mean_max,
precipitation: element.precipitation,
raindays: element.raindays,
sunshine: element.sunshine,
humidity: element.humidity ? element.humidity : null
}
//console.log(result)
return result
})
return results
}
async function writeToDatabase(dbConnection, src) {
src.forEach(async (element) => {
//console.log(element)
await dbConnection.execute(`
INSERT INTO region_climate (region_id, year, month, temperature_mean, temperature_mean_min, temperature_mean_max, percipitation, sunshine)
VALUES (${element.region_id}, 0, ${element.month}, ${element.temperature}, ${element.temperature_min}, ${element.temperature_max}, ${element.precipitation}, ${element.sunshine});`)
try {
if (!element.year) {
await dbConnection.execute(`
INSERT INTO region_climate (region_id, year, month, temperature_mean, temperature_mean_min, temperature_mean_max, percipitation, sunshine)
VALUES (${element.region_id}, 0, ${element.month}, ${element.temperature}, ${element.temperature_min}, ${element.temperature_max}, ${element.precipitation}, ${element.sunshine});`)
} else {
await dbConnection.execute(`
INSERT INTO region_climate (region_id, year, month, temperature_mean, temperature_mean_min, temperature_mean_max, percipitation, sunshine, humidity, raindays)
VALUES (${element.region_id}, ${element.year}, ${element.month}, ${element.temperature}, ${element.temperature_min}, ${element.temperature_max}, ${element.precipitation}, ${element.sunshine}, ${element.humidity}, ${element.raindays});`)
}
} catch (error) {
if (error.code !== 'ER_DUP_ENTRY') {
console.log("element which causes problems: ")
console.log(element)
console.log("query which causes problems: ")
console.log(error)
} else {
console.log(element.region + ": " + error.sqlMessage)
}
}
});
}