import {z} from 'zod'

export type MatchConfig = {strategy?: 'code_then_name' | undefined, name_match?: 'normalized_exact' | undefined};

export type MatchKey = {type: 'code' | 'name', value: string};

export type FixedCellPlacement = {kind?: 'fixed_cell' | undefined, sheet: string, cell: string, match_key: MatchKey, uom: 'EA' | 'LF' | 'IN' | 'FT' | 'SF' | 'SY' | 'CF' | 'CY', result_type?: ('count' | 'total_height' | 'perimeter' | 'surface_area_top_or_bottom' | 'surface_area_top_and_bottom' | 'surface_area_all_sides' | 'surface_area_full' | 'volume' | 'length' | 'segment_count' | 'surface_area_single_side' | 'surface_area_both_sides' | 'surface_area_single_end' | 'surface_area_both_ends' | 'surface_area_all_side_duct' | 'area' | 'grid_length_visible' | 'grid_length_x_visible' | 'grid_length_y_visible' | 'grid_intersection_count' | 'tile_count_average' | 'tile_count_visible' | 'area_counts' | null) | undefined};

export type ListRegionPlacement = {kind?: 'list_region' | undefined, sheet: string, start_row: number, key_column: string, key_type: 'code' | 'name', columns: {[key: string]: string}, on_unmatched_template_row?: ('leave' | 'clear') | undefined, on_extra_quantity?: ('append' | 'ignore') | undefined};

export type SectionInsertPlacement = {kind?: 'section_insert' | undefined, sheet: string, header_label: string, key_column: string, columns: {[key: string]: string}, codes: Array<string>, stop_labels?: Array<string> | undefined};

export type GridColumn = {column: string, source: 'derivation' | 'dimension' | 'name' | 'size_string' | 'const', uom?: ('EA' | 'LF' | 'IN' | 'FT' | 'SF' | 'SY' | 'CF' | 'CY' | null) | undefined, result_type?: ('count' | 'total_height' | 'perimeter' | 'surface_area_top_or_bottom' | 'surface_area_top_and_bottom' | 'surface_area_all_sides' | 'surface_area_full' | 'volume' | 'length' | 'segment_count' | 'surface_area_single_side' | 'surface_area_both_sides' | 'surface_area_single_end' | 'surface_area_both_ends' | 'surface_area_all_side_duct' | 'area' | 'grid_length_visible' | 'grid_length_x_visible' | 'grid_length_y_visible' | 'grid_intersection_count' | 'tile_count_average' | 'tile_count_visible' | 'area_counts' | null) | undefined, dimension?: ('width_in' | 'thickness_in' | 'height_in' | null) | undefined, unit?: ('in' | 'ft') | undefined, const_value?: (number | null) | undefined};

export type SectionGridPlacement = {kind?: 'section_grid' | undefined, sheet: string, match_key: MatchKey, family: 'area' | 'area_multiline' | 'area_shifted' | 'linear_curb' | 'count_footing' | 'linear_footing' | 'grade_beam' | 'pier' | 'slab_shifted' | 'wall', start_row: number, max_rows: number, columns?: Array<GridColumn> | undefined};

export type ConnectorMapping = {match?: MatchConfig | undefined, placements?: (Array<FixedCellPlacement | ListRegionPlacement | SectionInsertPlacement | SectionGridPlacement>) | undefined};

export type SaveConnectorRequest = {mapping: ConnectorMapping, notes?: (string | null) | undefined};

export type CreateApiApiV1ExportTemplatesTemplateIdConnectorsArgs = {template_id: string, body: SaveConnectorRequest};

export type CreateApiApiV1ExportTemplatesTemplateIdConnectorsOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const savedConnector = z.object({id: z.string(), template_id: z.string(), version: z.number().int(), is_active: z.boolean()});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * Save Connector
 * 
 * POST /api/v1/export-templates/{template_id}/connectors
 */
export const createApiApiV1ExportTemplatesTemplateIdConnectors = async (args: CreateApiApiV1ExportTemplatesTemplateIdConnectorsArgs, options: CreateApiApiV1ExportTemplatesTemplateIdConnectorsOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('content-type', "application/json")
headers.set('accept', "application/json")

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/export-templates/${encodeURIComponent(String(args.template_id))}/connectors${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(savedConnector, await res.json())
};