import { db } from '../utils/db'
import { Survey } from '../entities/survey'

/**
 * Get Survey for first time profile creation from the database and
 * create a class from the data and
 * validate the incoming against the schema
 * @param {number} profileId
 * @returns {array} instantiated Profile objects (see: /entites/profile)
 */
const fetchSurveyByProfileId = async profileId => {
    const myquestions = await db.get(`/survey/questions`)
    const allsteps = {}
    const questionsPerStep = 3
    const stepsNeeded = Math.ceil(myquestions.length / questionsPerStep)

    // Create the steps needed inside allsteps
    for (let i = 1; i <= stepsNeeded; i++) {
        allsteps[`step-${i}`] = []
    }

    // Add the questions into each step, dividing into questionsPerStep
    for (let i = 0; i < myquestions.length; i++) {
        const question = myquestions[i]
        // Reformats myquestions into the format we want
        const reformatted = {
            id: question.response_key_id,
            type: 'input-string',
            question: question.response_key_prompt,
            responses: null,
            description: question.response_key_description,
            category: question.response_key_category,
        }
        for (let n = 1; n <= stepsNeeded; n++) {
            if (i >= questionsPerStep * (n - 1) && i < questionsPerStep * n) {
                allsteps[`step-${n}`].push(reformatted)
            }
        }
    }
    const mysurvey = new Survey(allsteps)
    return mysurvey
}

const saveSurveyByProfileID = async (surveyResponses, profileId) => {
    surveyResponses.forEach(responseKeyIdwithVal => {
        const keyId = responseKeyIdwithVal.response_key_id
        const val = responseKeyIdwithVal.val
        
        // POST
        const myresponses = db.post(`/profile/${profileId}/respond?response_key_id=${keyId}&val=${val}`)
        return myresponses
    })
}

const updateSurveyByProfileId = async (surveyResponses, profileId) => {
    surveyResponses.forEach(responseKeyIdwithVal => {
        const keyId = responseKeyIdwithVal.response_key_id
        const val = responseKeyIdwithVal.val
        // PATCH
        const myresponses = db.patch(`/profile/${profileId}/update/${keyId}`,
            [
                {
                    response_id: 2,
                    profile_id: profileId,
                    response_key_id: keyId,
                    val: val,
                },
            ]
        )
    })
}

const scoreSurveyByProfileId = async (profileId, maxDistance) => {
    const scoreSurvey = await db.get(`/profile/${profileId}/score?max_distance=${maxDistance}`)
    return scoreSurvey
}

export {
    fetchSurveyByProfileId,
    saveSurveyByProfileID,
    updateSurveyByProfileId,
    scoreSurveyByProfileId,
}