import assert from 'node:assert/strict'
import { readFile } from 'node:fs/promises'
import ts from 'typescript'

let providerResponse
let requestedPoint
globalThis.window = {
  setTimeout,
  AMap: {
    plugin: (_plugins, done) => done(),
    Geocoder: class {
      getAddress(point, done) {
        requestedPoint = point
        providerResponse(done)
      }
    }
  }
}

const source = await readFile(new URL('../src/utils/waterAmap.ts', import.meta.url), 'utf8')
const { outputText } = ts.transpileModule(source, {
  compilerOptions: { target: ts.ScriptTarget.ES2022, module: ts.ModuleKind.ESNext }
})
const { findMapRegion } = await import(
  `data:text/javascript;base64,${Buffer.from(outputText).toString('base64')}`
)

const fixtures = [
  [{ province: '广东省', city: '深圳市', district: '南山区' }, '广东省深圳市南山区'],
  [{ province: '北京市', city: [], district: '朝阳区' }, '北京市朝阳区'],
  [{ province: '上海市', city: '上海市', district: '浦东新区' }, '上海市浦东新区'],
  [{ province: '广东省', city: '东莞市', district: '' }, '广东省东莞市']
]
for (const [component, expected] of fixtures) {
  providerResponse = (done) => done('complete', { regeocode: { addressComponent: component } })
  assert.equal(await findMapRegion([113.93, 22.53]), expected)
  assert.deepEqual(requestedPoint, [113.93, 22.53])
}
providerResponse = (done) => done('complete', { regeocode: { addressComponent: {} } })
await assert.rejects(findMapRegion([0, 0]), /未能识别/)
providerResponse = (done) => done('no_data', { info: 'NO_DATA' })
await assert.rejects(findMapRegion([0, 0]), /未能识别/)
providerResponse = (done) => done('error', { info: 'CUQPS_HAS_EXCEEDED_THE_LIMIT' })
await assert.rejects(findMapRegion([113.93, 22.53]), /CUQPS_HAS_EXCEEDED_THE_LIMIT/)
console.log(
  'PASS: region provider checks (districts, municipalities, missing district, empty result and quota errors).'
)