aboutsummaryrefslogtreecommitdiff
path: root/assets/main.js
blob: c83e4fcd63d1a676df5e00cad01997bb10612280 (plain)
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const path = window.location.pathname

// Setting up interactivity according to the current page

if (path == '/login') {

  trim_inputs_on_blur()

} else if (path == '/') { // Payment table

  show_hide_search()
  allow_select_reset()
  allow_date_reset()

} else if (path == '/payment') { // Payment creation

  trim_inputs_on_blur()
  auto_fill_category()

} else if (path.startsWith('/payment/')) { // Payment modification

  trim_inputs_on_blur()
  auto_fill_category()
  control_remove_button()

} else if (path == '/income') { // Income creation

  trim_inputs_on_blur()

} else if (path.startsWith('/income/')) { // Income modification

  trim_inputs_on_blur()
  control_remove_button()

} else if (path == '/category') { // Category creation

  trim_inputs_on_blur()

} else if (path.startsWith('/category/')) { // Category modification

  trim_inputs_on_blur()
  control_remove_button()

} else if (path == '/balance') {

} else if (path == '/statistics') {

  show_statistics()

}

// Functions

function trim_inputs_on_blur() {
  document.querySelectorAll('input').forEach(input => {
      input.addEventListener('blur', () => {
          input.value = input.value.trim()
      })
  })
}

function show_hide_search() {
  document.querySelector('.g-ShowSearch button').addEventListener('click', () => {
    document.querySelector('.g-Aside').classList.add('g-Aside--Show')
  })

  document.querySelector('.g-Payments__CloseFilters').addEventListener('click', () => {
    document.querySelector('.g-Aside').classList.remove('g-Aside--Show')
  })
}

function allow_select_reset() {
  document.querySelectorAll('select').forEach(select => {
    const canBeReset = Array.from(select.options).find(option => option.disabled)
    if (canBeReset) {
      const button = document.createElement('input')
      button.type = 'button'
      button.value = 'Effacer'
      button.className = 'g-Form__ResetSelect'
      button.onclick = function() {
        select.selectedIndex = 0
        button.style = 'visibility: hidden'
      }
      if (select.selectedIndex === 0) {
        button.style = 'visibility: hidden'
      }
      select.onchange = function() {
        button.style = 'visibility: visible'
      }
      select.parentNode.appendChild(button)
    }
  })
}

function allow_date_reset() {
  document.querySelectorAll('input[type="date"]').forEach(input => {
    const button = document.createElement('input')
    button.type = 'button'
    button.value = 'Effacer'
    button.className = 'g-Form__ResetSelect'
    button.onclick = function() {
      input.value = ''
      button.style = 'visibility: hidden'
    }
    if (input.value === '') {
      button.style = 'visibility: hidden'
    }
    input.onchange = function() {
      button.style = 'visibility: visible'
    }
    input.parentNode.appendChild(button)
  })
}

function control_remove_button() {
  const removeInput = document.getElementsByName('remove-input')[0]
  const removeButton = document.getElementById('remove-button')

  if (removeInput && removeButton) {
      removeInput.addEventListener('input', () => {
          if (removeInput.value.trim() == removeInput.getAttribute('data-name')) {
              removeButton.removeAttribute('disabled')
          } else {
              removeButton.setAttribute('disabled', true)
          }
      })
  }
}

function auto_fill_category() {
  const name = document.getElementsByName('name')[0]
  const category = document.getElementsByName('category_id')[0]

  function onNameChange() {
      const query = name.value.trim()
      if (query) {
          const xhttp = new XMLHttpRequest()
          xhttp.onreadystatechange = () => {
              if (xhttp.readyState == 4 && xhttp.status == 200) {
                  category.value = xhttp.responseText
              }
          }
          xhttp.open('GET', `/payment/category?payment_name=${query}`, true)
          xhttp.send()
      }
  }

  name.addEventListener('input', debounce(onNameChange, 500))
}

function show_statistics() {
  const categories = JSON.parse(document.getElementById('categories').textContent)
  const incomes = JSON.parse(document.getElementById('incomes').textContent)
  const payments = JSON.parse(document.getElementById('payments').textContent)

  const dates = incomes.map(i => i.date)

  const datasets = [
      {
          label: 'Revenus',
          data: incomes.map(i => i.amount),
          fill: false,
          backgroundColor: '#222222',
          borderColor: '#222222',
          hidden: true
      }
  ]

  const total_payments = {}
  const categories_payments = {}
  payments.forEach(p => {
      if (categories_payments[p.category_id] === undefined) {
          categories_payments[p.category_id] = {}
      }
      categories_payments[p.category_id][p.start_date] = p.cost

      if (total_payments[p.start_date] === undefined) {
          total_payments[p.start_date] = 0
      }
      total_payments[p.start_date] += p.cost
  })

  datasets.push({
      label: 'Total des paiements',
      data: dates.map(d => total_payments[d] || 0),
      fill: false,
      backgroundColor: '#555555',
      borderColor: '#555555'
  })

  Object.keys(categories_payments).forEach(category_id => {
      const category_payments = categories_payments[category_id]
      const category = categories.find(c => c.id == category_id)
      datasets.push({
          label: category.name,
          data: dates.map(d => category_payments[d] || 0),
          fill: false,
          backgroundColor: category.color,
          borderColor: category.color,
      })
  })

  const chart = new Chart(document.getElementById('g-Chart__Canvas').getContext('2d'), {
      type: 'line',

      data: {
          labels: dates,
          datasets
      },

      options: {
          interaction: {
              intersect: false,
          },
          scales: {
              x: {
                  ticks: {
                      callback: index => prettyPrintMonth(dates[index])
                  }
              },
              y: {
                  ticks: {
                      beginAtZero: true,
                      callback: value => `${value.toLocaleString('fr-FR')} €`
                  }
              }
          },
          plugins: {
              tooltip: {
                  callbacks: {
                      title: items => capitalize(prettyPrintMonth(items[0].label)),
                      label: item => {
                          let label = item.dataset.label || ''
                          if (label) label += ': '
                          label += `${item.raw.toLocaleString('fr-FR')} €`
                          return label
                      }
                  }
              }
          }
      }
  })
}

function debounce(callback, delay) {
    let timeout
    return function() {
        clearTimeout(timeout)
        timeout = setTimeout(callback, delay)
    }
}

function prettyPrintMonth(isoDate) {
  xs = isoDate.split('-')
  months = [
    'janvier',
    'février',
    'mars',
    'avril',
    'mai',
    'juin',
    'juillet',
    'août',
    'septembre',
    'octobre',
    'novembre',
    'décembre'
  ]
  return `${months[parseInt(xs[1]) - 1]} ${xs[0]}`
}

function capitalize(str) {
    return str.replace(/^\w/, function (c) { return c.toUpperCase() })
}

/******************/
/* Web components */
/******************/

/* Apply color given from attribute.
 *
 * This permits not to use the style attribute in HTML to respect a strict CSP policy.
 */
customElements.define(
  'colored-category',
  class extends HTMLSpanElement {
    constructor() {
      super()
      const span = this
      span.style = `color: ${span.getAttribute('data-color')}`
    }
  },
  { extends: 'span' }
)