import '@things-factory/barcode-ui'
import { MultiColumnFormStyles } from '@things-factory/form-ui'
import '@things-factory/grist-ui'
import { i18next, localize } from '@things-factory/i18n-base'
import { client, CustomAlert, navigate, PageView } from '@things-factory/shell'
import { CommonButtonStyles } from '@things-factory/styles'
import { isMobileDevice } from '@things-factory/utils'
import gql from 'graphql-tag'
import { css, html } from 'lit-element'
import { WORKSHEET_STATUS } from '../constants'

class InventoryCheckDetail extends localize(i18next)(PageView) {
  static get properties() {
    return {
      _worksheetNo: String,
      _worksheetStatus: String,
      _cycleCountNo: String,
      config: Object,
      data: Object
    }
  }

  static get styles() {
    return [
      MultiColumnFormStyles,
      css`
        :host {
          display: flex;
          flex-direction: column;
          overflow-x: auto;
        }
        .form-container {
          display: flex;
        }
        .form-container > form {
          flex: 1;
        }
        barcode-tag {
          width: 100px;
          height: 100px;
          margin: 10px;
        }
        .grist {
          background-color: var(--main-section-background-color);
          display: flex;
          flex-direction: column;
          flex: 1;
          overflow-y: auto;
        }
        data-grist {
          overflow-y: hidden;
          flex: 1;
        }
        h2 {
          padding: var(--subtitle-padding);
          font: var(--subtitle-font);
          color: var(--subtitle-text-color);
          border-bottom: var(--subtitle-border-bottom);
        }
        .grist h2 {
          margin: var(--grist-title-margin);
          border: var(--grist-title-border);
          font: var(--grist-title-font);
          color: var(--secondary-color);
        }

        .grist h2 mwc-icon {
          vertical-align: middle;
          margin: var(--grist-title-icon-margin);
          font-size: var(--grist-title-icon-size);
          color: var(--grist-title-icon-color);
        }

        h2 + data-grist {
          padding-top: var(--grist-title-with-grid-padding);
        }
      `
    ]
  }

  get context() {
    var actions = [
      {
        title: i18next.t('button.back'),
        action: () => history.back(),
        ...CommonButtonStyles.back
      }
    ]

    if (this._worksheetStatus === WORKSHEET_STATUS.DEACTIVATED.value) {
      actions.push({
        title: i18next.t('button.activate'),
        action: this._activateWorksheet.bind(this),
        ...CommonButtonStyles.activate
      })
    }

    return {
      title: i18next.t('title.inventory_check_detail'),
      actions,
      printable: {
        accept: ['preview'],
        content: this
      },
      help: 'operato-wms/inventory-check/inventory-check-detail'
    }
  }

  render() {
    return html`
      <div class="form-container">
        <form class="multi-column-form">
          <fieldset>
            <legend>${i18next.t('title.cycle_count')}</legend>
            <label>${i18next.t('label.company')}</label>
            <input name="bizplace" readonly />

            <label>${i18next.t('label.inventory_check_no')}</label>
            <input name="cycleCountNo" readonly />

            <label>${i18next.t('label.execute_date')}</label>
            <input type="date" name="executionDate" readonly />

            <label>${i18next.t('label.status')}</label>
            <select name="status" disabled>
              ${Object.keys(WORKSHEET_STATUS).map(
                key => html` <option value="${WORKSHEET_STATUS[key].value}">${WORKSHEET_STATUS[key].name}</option> `
              )}
            </select>
          </fieldset>
        </form>

        <barcode-tag bcid="qrcode" .value=${this._cycleCountNo}></barcode-tag>
      </div>

      <div class="grist">
        <h2><mwc-icon>list_alt</mwc-icon>${i18next.t('title.inventory')}</h2>

        <data-grist
          id="grist"
          .mode=${isMobileDevice() ? 'LIST' : 'GRID'}
          .config=${this.config}
          .fetchHandler="${this.fetchInventoryCheckItems.bind(this)}"
        ></data-grist>
      </div>
    `
  }

  pageUpdated(changes) {
    if (this.active && (changes.resourceId || this._worksheetNo)) {
      if (changes.resourceId) {
        this._worksheetNo = changes.resourceId
      }
      this.grist.fetch()
      this._updateGristConfig()
    }
  }

  updated(changedProps) {
    if (changedProps.has('_worksheetStatus')) {
      this.updateContext()
    }
  }

  pageInitialized() {
    this.preConfig = {
      rows: { appendable: false },
      list: {
        fields: ['batchId', 'cartonId', 'palletId', 'product', 'location', 'status']
      },
      // pagination: { infinite: true },
      columns: [
        { type: 'gutter', gutterName: 'sequence' },
        {
          type: 'string',
          name: 'batchId',
          header: i18next.t('field.batch_id'),
          imex: { header: i18next.t('field.batch_id'), key: 'batchId', width: 100, type: 'string' },
          width: 100
        },
        {
          type: 'string',
          name: 'cartonId',
          header: i18next.t('field.carton_id'),
          imex: { header: i18next.t('field.carton_id'), key: 'cartonId', width: 150, type: 'string' },
          width: 150
        },
        {
          type: 'string',
          name: 'palletId',
          header: i18next.t('field.lot_id'),
          imex: { header: i18next.t('field.lot_id'), key: 'palletId', width: 150, type: 'string' },
          width: 150
        },
        {
          type: 'object',
          name: 'product',
          header: i18next.t('field.product'),
          imex: {
            header: i18next.t('field.product'),
            key: 'product.name',
            width: 50,
            type: 'string'
          },
          width: 350
        },
        {
          type: 'string',
          name: 'brand',
          header: i18next.t('field.brand'),
          imex: {
            header: i18next.t('field.brand'),
            key: 'brand',
            width: 15,
            type: 'string'
          },
          width: 100
        },
        {
          type: 'object',
          name: 'location',
          header: i18next.t('field.location'),
          imex: {
            header: i18next.t('field.location'),
            key: 'location.name',
            width: 15,
            type: 'string'
          },
          width: 100
        },
        {
          type: 'string',
          name: 'packingType',
          header: i18next.t('field.packing_type'),
          imex: { header: i18next.t('field.packing_type'), key: 'packingType', width: 100, type: 'string' },
          width: 100
        },
        {
          type: 'string',
          name: 'uom',
          header: i18next.t('field.uom'),
          imex: {
            header: i18next.t('field.uom'),
            key: 'uom',
            width: 80,
            type: 'string'
          },
          width: 80
        }
      ]
    }
  }

  get form() {
    return this.shadowRoot.querySelector('form')
  }

  get grist() {
    return this.shadowRoot.querySelector('data-grist')
  }

  async fetchInventoryCheckItems() {
    if (!this._cycleCountNo) return
    const response = await client.query({
      query: gql`
        query inventoryCheck($name: String!) {
          inventoryCheck(name: $name) {
            id
            name
            executionDate
            bizplace {
              name
            }
            inventoryCheckItems {
              inventory {
                batchId
                cartonId
                palletId
                packingType
                uom
              }
              product {
                name
                brand
                description
              }
              location {
                name
              }
            }
          }
        }
      `,
      variables: {
        name: this._cycleCountNo
      }
    })

    if (!response.errors) {
      const { inventoryCheck } = response.data
      const { inventoryCheckItems } = inventoryCheck

      this.bizplace = inventoryCheck.bizplace.name

      this._fillupForm({
        ...inventoryCheck
      })

      const records = inventoryCheckItems.map(inventoryCheckItem => {
        return {
          ...inventoryCheckItem.inventory,
          brand: inventoryCheckItem.inventory.product.brand
        }
      })

      return { records, total }
    }
  }

  _updateGristConfig() {
    const statusColumnConfig = {
      type: 'string',
      name: 'status',
      header: i18next.t('field.status'),
      width: 100
    }

    this.preConfig.columns.map(column => {
      if (column.name === 'description') {
        column.record = { ...column.record, editable: this._worksheetStatus === WORKSHEET_STATUS.DEACTIVATED.value }
      }
    })

    if (
      !this.preConfig.columns.some(e => e.name === 'status') &&
      this._worksheetStatus !== WORKSHEET_STATUS.DEACTIVATED.value
    ) {
      this.preConfig.columns = [...this.preConfig.columns, statusColumnConfig]
    } else if (
      this.preConfig.columns.some(e => e.name === 'status') &&
      this._worksheetStatus === WORKSHEET_STATUS.DEACTIVATED.value
    ) {
      this.preConfig.columns.splice(this.preConfig.columns.map(e => e.name).indexOf('status'))
    }

    this.config = { ...this.preConfig }
  }

  _fillupForm(data) {
    for (let key in data) {
      Array.from(this.form.querySelectorAll('input, select')).forEach(field => {
        if (field.name === key && field.type === 'checkbox') {
          field.checked = data[key]
        } else if (field.name === key) {
          if (data[key] instanceof Object) {
            const objectData = data[key]
            field.value = `${objectData.name} ${objectData.description ? `(${objectData.description})` : ''}`
          } else {
            field.value = data[key]
          }
        }
      })
    }
  }

  _showToast({ type, message }) {
    document.dispatchEvent(
      new CustomEvent('notify', {
        detail: {
          type,
          message
        }
      })
    )
  }
}

window.customElements.define('inventory-check-detail', InventoryCheckDetail)
