import type { DatasetCreateResponse } from '../types'

const DATASET_LABEL_BY_LAYER: Record<string, string> = {
  buildings: 'Bebouwing',
  roads: 'Wegen',
  water: 'Water',
  bathymetry_profiles: 'Dwarsprofielen waterbodem',
  parcels: 'Percelen',
  population: 'Bevolking',
  forest: 'Bos en groen',
  nature_value: 'Natuurwaarde',
  agriculture: 'Landbouwgebruikspercelen',
  soil: 'Digitale bodemkaart',
  flood_hazard: 'Overstromingsgevaar',
  elevation: 'Hoogte en reliëf',
  space_occupation: 'Ruimtebeslag',
  open_space: 'Open ruimte',
  accessibility: 'Knooppuntwaarde',
  services: 'Voorzieningenniveau',
  land_cover: 'Landbedekking',
  building_registry: 'Gebouwenregister',
  regional_boundary: 'Grens vervoerregio Kempen',
  municipality_boundaries: 'Gemeentegrenzen Kempen',
}

const DATASET_SOURCE_LABELS: Record<string, string> = {
  department_omgeving_land_use: 'Departement Omgeving',
  agentschap_landbouw_zeevisserij_agricultural_parcels: 'Agentschap Landbouw en Zeevisserij',
  digitaal_vlaanderen_orthophoto: 'Digitaal Vlaanderen',
  spw_orthophoto: 'SPW Orthofoto',
  urbis_orthophoto: 'Paradigm UrbIS',
  digitaal_vlaanderen_buildings_addresses_register: 'Digitaal Vlaanderen',
  digitaal_vlaanderen_dhmv: 'Digitaal Vlaanderen',
  spw_terrain: 'Service public de Wallonie',
  grb: 'GRB',
  historical_landuse: 'Digitaal Vlaanderen',
  inbo_bwk_natura2000: 'INBO',
  statbel: 'Statbel',
  vrbg: 'Digitaal Vlaanderen',
  waterinfo: 'Waterinfo Vlaanderen',
  vmm_flood_hazard: 'Vlaamse Milieumaatschappij',
  vmm_vha_bathymetry_profiles: 'VMM / Vlaamse Hydrografische Atlas',
  spw_bathymetry: 'Service public de Wallonie',
  spw_walous_land_cover: 'Service public de Wallonie',
  spw_flood_hazard: 'Service public de Wallonie',
  department_omgeving_thematic_raster: 'Departement Omgeving',
  dov_soil_map: 'Databank Ondergrond Vlaanderen',
}

export function getDatasetSourceDisplayName(dataset: DatasetCreateResponse): string {
  const source = (dataset.source_name ?? dataset.source).toLowerCase()
  return DATASET_SOURCE_LABELS[source] ?? dataset.source_name ?? dataset.source
}

export function getDatasetDisplayName(dataset: DatasetCreateResponse): string {
  if (dataset.source_name === 'digitaal_vlaanderen_dhmv') {
    const productName = dataset.source_metadata?.['product_display_name']
    return typeof productName === 'string' && productName.trim() ? productName : 'DHMV II hoogtemodel'
  }
  if (dataset.source_name === 'spw_terrain') {
    const productName = dataset.source_metadata?.['product_display_name']
    return typeof productName === 'string' && productName.trim() ? productName : 'SPW terreinmodel 2021-2022'
  }
  if (dataset.source_name === 'vmm_flood_hazard') {
    const productName = dataset.source_metadata?.['product_display_name']
    return typeof productName === 'string' && productName.trim() ? productName : 'VMM-overstromingsscenario'
  }
  if (dataset.source_name === 'vmm_vha_bathymetry_profiles') {
    return 'VHA-dwarsprofielen waterbodem'
  }
  if (dataset.source_name === 'spw_bathymetry') {
    return 'SPW waterbodemhoogte 0,5 m'
  }
  if (dataset.source_name === 'department_omgeving_thematic_raster') {
    const productName = dataset.source_metadata?.['product_display_name']
    return typeof productName === 'string' && productName.trim() ? productName : 'Officieel Vlaams themaraster'
  }
  if (dataset.source_name === 'spw_walous_land_cover') {
    const productName = dataset.source_metadata?.['product_display_name']
    return typeof productName === 'string' && productName.trim() ? productName : 'WALOUS landbedekking'
  }
  const layer = (dataset.reference_layer_name ?? dataset.source_metadata?.layer_name ?? dataset.source_metadata?.layer_type ?? '')
    .toString()
    .toLowerCase()
  const coverageScope = String(dataset.source_metadata?.coverage_scope ?? '').toLowerCase()
  const label = coverageScope === 'flanders' && layer === 'regional_boundary'
    ? 'Grens Vlaanderen'
    : coverageScope === 'flanders' && layer === 'municipality_boundaries'
      ? 'Gemeentegrenzen Vlaanderen'
      : DATASET_LABEL_BY_LAYER[layer]
  if (!label) {
    return dataset.name
  }
  const source = getDatasetSourceDisplayName(dataset)
  return `${label} · ${source}`
}