58 lines
1.7 KiB
TypeScript
58 lines
1.7 KiB
TypeScript
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/**
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* Japan Post API - Mapper
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*
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* Transforms Japan Post API responses to domain types.
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* Single transformation point: Raw API -> Domain type
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*/
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import type { JapanPostAddressRecord, JapanPostSearchResponse } from "./raw.types.js";
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import { japanPostSearchResponseSchema } from "./raw.types.js";
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import type { JapanPostAddress, AddressLookupResult } from "../../schema.js";
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/**
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* Transform a single Japan Post address record to domain type
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*/
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export function transformJapanPostAddress(raw: JapanPostAddressRecord): JapanPostAddress {
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// Get ZIP code from either field name
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const zipCode = raw.zipcode || raw.zip_code || "";
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return {
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zipCode,
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// Japanese
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prefecture: raw.pref_name || "",
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prefectureKana: raw.pref_kana,
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city: raw.city_name || "",
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cityKana: raw.city_kana,
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town: raw.town_name || "",
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townKana: raw.town_kana,
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// Romanized
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prefectureRoma: raw.pref_roma || "",
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cityRoma: raw.city_roma || "",
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townRoma: raw.town_roma || "",
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};
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}
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/**
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* Transform Japan Post search response to domain AddressLookupResult
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*/
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export function transformJapanPostSearchResponse(raw: unknown): AddressLookupResult {
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const parsed = japanPostSearchResponseSchema.parse(raw);
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// Get ZIP code from first address or empty string
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const firstAddress = parsed.addresses[0];
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const zipCode = firstAddress?.zipcode || firstAddress?.zip_code || "";
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return {
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zipCode,
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addresses: parsed.addresses.map(transformJapanPostAddress),
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count: parsed.count,
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};
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}
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/**
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* Parse and validate raw Japan Post API response
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*/
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export function parseJapanPostSearchResponse(raw: unknown): JapanPostSearchResponse {
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return japanPostSearchResponseSchema.parse(raw);
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}
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