/* Imports */
import fs from 'fs'
import axios from "axios"
import { calculateStars } from "./stars.js"

/* Definitions */
let unixtime = new Date() .getTime()
let endpoint = `https://fantasyscotus.net/case/list/?filterscount=0&groupscount=0&pagenum=0&pagesize=20&recordstartindex=0&recordendindex=12&_=${unixtime}`

async function fetchData() {
  let response = await axios({
      "url": endpoint,
      "credentials": "omit",
      "headers": {
          "User-Agent": "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:87.0) Gecko/20100101 Firefox/87.0",
          "Accept": "application/json, text/javascript, */*; q=0.01",
          "Accept-Language": "en-US,en;q=0.5",
          "Content-Type": "application/x-www-form-urlencoded",
          "X-Requested-With": "XMLHttpRequest"
      },
      "referrer": "https://fantasyscotus.net/case/list/",
      "method": "GET",
      "mode": "cors"
    })
    .then(res => res.data)
  //console.log(response)
  return response
}

async function getPredictionsData(caseUrl) {
  let newCaseUrl = `https://fantasyscotus.net/user-predictions${caseUrl}?filterscount=0&groupscount=0&sortdatafield=username&sortorder=asc&pagenum=0&pagesize=20&recordstartindex=0&recordendindex=20&_=${unixtime}`
  //console.log(newCaseUrl)
  let predictions = await axios({
      "url": newCaseUrl,
      "credentials": "include",
      "headers": {
          "User-Agent": "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:87.0) Gecko/20100101 Firefox/87.0",
          "Accept": "application/json, text/javascript, */*; q=0.01",
          "Accept-Language": "en-US,en;q=0.5",
          "Content-Type": "application/x-www-form-urlencoded",
          "X-Requested-With": "XMLHttpRequest"
      },
      "referrer": newCaseUrl,
      "method": "GET",
      "mode": "cors"
  })
  .then(res => res.data)
  
  let predictionsAffirm = predictions.filter(prediction => prediction.percent_affirm > 50)
  //console.log(predictions)
  //console.log(predictionsAffirm.length/predictions.length)
  
  return ({
    numAffirm: predictionsAffirm.length,
    proportionAffirm: predictionsAffirm.length/predictions.length,
    numForecasts: predictions.length
  })
}

async function processData(data) {
  let events = data.object_list
  let historicalPercentageCorrect = data.stats.pcnt_correct
  let historicalProbabilityCorrect = Number(historicalPercentageCorrect.replace("%",""))/100
  let results = [] 
  for(let event of events){
    if(event.accuracy == ''){ // if the thing hasn't already resolved
      let predictionData = await getPredictionsData(event.docket_url)
      let pAffirm = predictionData.proportionAffirm
      //let trackRecord = event.prediction.includes("Affirm") ? historicalProbabilityCorrect : 1-historicalProbabilityCorrect
      let eventObject = ({
        "title": `In ${event.short_name}, the SCOTUS will affirm the lower court's decision`,
        "url": `https://fantasyscotus.net/user-predictions${event.docket_url}`,
        "platform": "FantasySCOTUS",
        "description": `${(pAffirm*100).toFixed(2)}% (${predictionData.numAffirm} out of ${predictionData.numForecasts}) of FantasySCOTUS players predict that the lower court's decision will be affirmed. FantasySCOTUS overall predicts an outcome of ${event.prediction}. Historically, FantasySCOTUS has chosen the correct side ${historicalPercentageCorrect} of the time.`,
        "options": [
                {
                  "name": "Yes",
                  "probability":  pAffirm,
                  "type": "PROBABILITY"
                },
                {
                  "name": "No",
                  "probability": 1-pAffirm,
                  "type": "PROBABILITY"
                }
              ],
        "numforecasts": predictionData.numForecasts,
        "stars": calculateStars("FantasySCOTUS", ({}))
      })
      console.log(eventObject)
      results.push(eventObject)
    }

  }

  return results
} 

/* Body */
export async function fantasyscotus() {
  let rawData = await fetchData()
  let results = await processData(rawData)
  //console.log(results)
  let string = JSON.stringify(results, null, 2)
  fs.writeFileSync('./data/fantasyscotus-questions.json', string);
  console.log("Done")
}
//fantasyscotus()