import { DataType } from 'devextreme/common'
import { PivotGridDataType } from 'devextreme/ui/pivot_grid/data_source'
import { MULTIVALUE_DELIMITER } from '../../constants/app.constant'
import { ChartSeriesDto } from '@/proxy/admin/charts/models'

export interface GridExtraFilterState {
  fieldName: string
  operator: string
  controlType: string
  value: string
}

export function extractSearchParamsFields(filter: any): [string, string, any][] {
  if (!Array.isArray(filter)) return []

  // [field, op, val] formu mu?
  if (filter.length === 3 && typeof filter[0] === 'string') {
    return [filter as [string, string, any]]
  }

  // içinde başka filter array’leri olabilir
  return filter.flatMap((f) => extractSearchParamsFields(f))
}

export function safeJsonParse<T>(value: unknown, fallback: T, errorMessage?: string): T {
  if (typeof value !== 'string' || value.trim() === '') {
    return fallback
  }

  try {
    return JSON.parse(value) as T
  } catch (error) {
    if (errorMessage) {
      console.error(errorMessage, error)
    }

    return fallback
  }
}

// sayfaya dinamik olarak css style ekler
export function addCss(css: string) {
  if (css.startsWith('http') || css.startsWith('/')) {
    const style = document.createElement('link')
    style.rel = 'stylesheet'
    style.href = css
    document.getElementsByTagName('head')[0].appendChild(style)
  } else {
    const style = document.createElement('style')
    style.type = 'text/css'
    style.innerHTML = css
    document.getElementsByTagName('head')[0].appendChild(style)
  }
}

// sayfaya dinamik olarak js ekler
export function addJs(js: string) {
  if (js.startsWith('http') || js.startsWith('/')) {
    const script = document.createElement('script')
    script.type = 'text/javascript'
    script.src = js
    document.getElementsByTagName('head')[0].appendChild(script)
  } else {
    eval(js)
  }
}

export function controlStyleCondition(data: any, fieldName: any, style: any) {
  // condition sadece data satırlarında yapılır
  if (style.rowType != 'data') return true

  const value = data?.[fieldName]
  const conditionValue = style.conditionValue
  const stringValue = value == null ? '' : String(value)
  const stringConditionValue = conditionValue == null ? '' : String(conditionValue)
  const getConditionValues = () =>
    safeJsonParse<any[]>(conditionValue, [], 'Style condition parse error:')

  switch (style.condition) {
    case '=':
      return conditionValue == value
    case '<>':
      return conditionValue != value
    case '<':
      return conditionValue > value
    case '<=':
      return conditionValue >= value
    case '>':
      return conditionValue < value
    case '>=':
      return conditionValue <= value
    case 'contains':
      return stringValue.includes(stringConditionValue)
    case 'endswith':
      return stringValue.endsWith(stringConditionValue)
    case 'isblank':
      return value == null || value === ''
    case 'isnotblank':
      return value != null && value !== ''
    case 'notcontains':
      return !stringValue.includes(stringConditionValue)
    case 'startswith':
      return stringValue.startsWith(stringConditionValue)
    case 'between':
      return false // TODO:
    case 'anyof': // anyof icin style.conditionValue obje olmalıdır: ['Val1','Val2']
      return getConditionValues().some((el) => el == value)
    case 'noneof': // noneof icin style.conditionValue obje olmalıdır: ['Val1','Val2']
      return getConditionValues().every((el) => el != value)
    default:
      return false
  }
}

export function pivotFieldConvertDataType(fieldDbType?: DataType): PivotGridDataType {
  switch (fieldDbType) {
    case 'date':
    case 'datetime':
      return 'date'
    case 'number':
      return 'number'
    case 'boolean':
      return 'number'
    case 'object':
    case 'string':
      return 'string'
    default:
      return 'string'
  }
}

export function setGridPanelColor(color: any) {
  //DataGrid icin
  const pnlGrid = document.getElementsByClassName(
    'dx-datagrid-header-panel',
  ) as HTMLCollectionOf<HTMLElement>
  if (pnlGrid?.length) {
    pnlGrid[0].style.borderBottom = `3px solid ${color}`
  }

  //TreeList icin
  const pnlTree = document.getElementsByClassName(
    'dx-treelist-header-panel',
  ) as HTMLCollectionOf<HTMLElement>
  if (pnlTree?.length) {
    pnlTree[0].style.borderBottom = `3px solid ${color}`
  }
}

// CustomStore icerisindeki insert, update ve delete islemleri icin servis adresini olusturur
export function getServiceAddress(value: string) {
  if (value && value.startsWith('http')) return value
  if (value && value.startsWith('/')) value = value.slice(1)

  return value
}

export function isNotEmpty(value: any) {
  return value !== undefined && value !== null && value !== ''
}

export function getLoadOptions(loadOptions: any, params: any) {
  // Muhtemel loadOptions'lar
  ;[
    'skip',
    'take',
    'sort',
    'totalSummary',
    'requireTotalCount',
    'searchOperation',
    'filter',
    'group',
    'groupSummary',
    'requireGroupCount',
    'parentIds',
    'searchExpr',
    'searchValue',
    'select',
    'userData',
    'chart',
  ].forEach(function (i) {
    //if (i in loadOptions && isNotEmpty(loadOptions[i])) {
    //    params[i] = JSON.stringify(loadOptions[i]);
    //}

    if (i in loadOptions && isNotEmpty(loadOptions[i])) {
      if (i == 'skip') {
        params.skip = loadOptions[i]
      } else if (i == 'take') {
        params.take = loadOptions[i]
      } else if (i == 'sort') {
        //Gelen veri yapisi: [{ selector: 'CultureName', desc: false }, { selector: 'X', desc: true }]
        params.sort = loadOptions[i]
          .map((x: any) => `${x.selector} ${x.desc ? 'desc' : 'asc'}`)
          .join(MULTIVALUE_DELIMITER)
      } else if (i == 'totalSummary') {
        //gelen veri yapisi: [{"selector":"OrderNumber","summaryType":"count"},{"selector":"SaleAmount","summaryType":"sum"}]
        params.totalSummary = loadOptions[i]
          .map((x: any) => `${x.selector} ${x.summaryType}`)
          .join(MULTIVALUE_DELIMITER)
      } else if (i == 'requireTotalCount') {
        params.requireTotalCount = loadOptions[i]
      } else if (i == 'searchOperation') {
        params.searchOperation = loadOptions[i]
      } else if (i == 'filter') {
        //[
        //    ["dataField", "=", 10],
        //    "and",
        //    [
        //        ["anotherDataField", "<", 3],
        //        "or",
        //        ["anotherDataField", ">", 11]
        //    ]
        //]
        //console.log('filter', loadOptions)
        params.filter = loadOptions[i]
      } else if (i == 'requireGroupCount') {
        params.requireGroupCount = loadOptions[i]
      }
      //  Yukaridakiler servis tarafinda da implemente edildi //
      else if (i == 'group') {
        //Gelen veri yapisi:
        // [{ selector: 'CultureName', desc: false }, { selector: 'X', groupInterval: 'year', desc: true }]
        // GroupInterval sadece tarihlerde var
        //group Interval türleri: HeaderFilterGroupInterval
        //console.log('group:', loadOptions[i])
        params.group = loadOptions[i]
          .map(
            (x: any) =>
              `${x.selector} ${x.desc ? 'desc' : 'asc'} ${x.isExpanded}${
                x.groupInterval ? ' ' + x.groupInterval : ''
              }`,
          )
          .join(MULTIVALUE_DELIMITER)
        // => CultureName asc false|TextDate asc false year
      } else if (i == 'groupSummary') {
        //Gelen veri yapisi: [{"selector":"Id","summaryType":"count"}]
        //Not: Birden fazla eleman ile karsilasilmadi
        params.groupSummary = loadOptions[i]
          .map((x: any) => `${x.selector} ${x.summaryType}`)
          .join(MULTIVALUE_DELIMITER)
        // => SalesAmount sum|SalesAmount avg
      }
      //else if (i == 'userData') {
      //  params.searchOperation = loadOptions[i];
      //  console.log('userData: ', loadOptions[i]);
      //}
      else if (i == 'searchValue') {
        params.searchValue = loadOptions[i]
      } else if (i == 'searchExpr') {
        params.searchExpr = loadOptions[i]
      }
    }
  })

  return params
}

// FormEditingExtraItem
// Devexpress Gridde kaydete basılınca
// formda gözükecek olan EditingFormDto.Items elemanları gelmiyor
// Sadece grid'de tanımlanmış columnları getiriyor.
// Bu elemanları da getirmesi için aşağıdaki şekilde,
// JSON value varsa bunları kendi field'ına setliyoruz
export function setFormEditingExtraItemValues(values: any) {
  var jsonFields: Record<string, Record<string, string>> = {}
  // jsonField örn:
  // {
  //   Options: {
  //     TemplateName: 1,
  //     MailTemplate: 2
  //   }
  // }
  Object.keys(values).forEach((key) => {
    if (key.includes(':')) {
      const fieldData = key.split(':') // Options:TemplateName
      if (!jsonFields[fieldData[0]]) {
        jsonFields[fieldData[0]] = {}
      }
      jsonFields[fieldData[0]][fieldData[1]] = values[key]
      delete values[key]
    }
  })
  Object.keys(jsonFields).forEach((jsonField) => {
    values[jsonField] = JSON.stringify(jsonFields[jsonField])
  })

  return values
}

export function buildSeriesDto(seriesList: ChartSeriesDto[]) {
  if (!seriesList || seriesList.length === 0) return []

  // her seri için dto oluştur
  return seriesList.map((s) => ({
    type: s.type,
    argumentField: s.argumentField,
    valueField: s.valueField,
    name: s.name || s.valueField,
    axis: s.axis,
    color: s.color,
    dashStyle: s.dashStyle,
    width: s.width,
    visible: s.visible,
    showInLegend: s.showInLegend,
    label: {
      visible: s.label?.visible || false,
      backgroundColor: s.label?.backgroundColor || 'transparent',
      customizeText: s.label?.customizeText || undefined,
      format: s.label?.format || undefined,
      font: s.label?.font || {
        color: '#000000',
        size: 12,
      },
    },
  }))
}

export function autoNumber() {
  const now = new Date()
  const pad = (n: number, width: number) => n.toString().padStart(width, '0')

  const shortYear = pad(now.getFullYear() % 100, 2); // 2025 → 25

  return (
    `${shortYear}` +
    `${pad(now.getMonth() + 1, 2)}` +
    `${pad(now.getDate(), 2)}` +
    `${pad(now.getHours(), 2)}` +
    `${pad(now.getMinutes(), 2)}` +
    `${pad(now.getSeconds(), 2)}` 
  )
}