import { readdir, readFile } from 'fs'
import path from 'path'

export default {
  namespaced: true,
  state: {
    data_dir: '/home/lafrite/scripts/comptes/data/',
    csv_files: [],
    datas: []
  },
  getters: {
    data_dir: (state) => {
      return state.data_dir
    },
    csvs: (state) => {
      return state.csv_files
    },
    datas: (state) => {
      return state.datas
    }
  },
  mutations: {
    APPEND_DATA: (state, { content }) => {
      state.datas.push(content)
    },
    SET_CSV_FILES: (state, { csvs }) => {
      state.csv_files = csvs
    }

  },
  actions: {
    async find_csv (context) {
      readdir(context.getters.data_dir, (err, list) => {
        if (err) {
          console.log(err)
        } else {
          var csvs = list.filter(x => {
            return x.split('.').pop() === 'csv'
          })
          for (var i in csvs) {
            context.dispatch('load_csv', csvs[i])
          }
          context.commit('SET_CSV_FILES', { csvs })
        }
      })
    },
    async load_csv (context, csv) {
      readFile(path.join(context.getters.data_dir, csv), 'utf8', (err, content) => {
        if (err) {
          console.log(err)
        } else {
          context.commit('APPEND_DATA', { content })
        }
      })
    }
  }
}