refactor
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154e0fe94a
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29
src/api.ts
29
src/api.ts
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@ -28,6 +28,12 @@ type IsNeverType<T> = [T] extends [never] ? true : false;
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type StrictExtract<Union, Cond> = Cond extends Union ? Union : never;
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type StrictExtract<Union, Cond> = Cond extends Union ? Union : never;
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type IsCaseMatched<E extends keyof Endpoints, P extends Endpoints[E]['req'], C extends number> =
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IsNeverType<StrictExtract<Endpoints[E]['res']['$switch']['$cases'][C], [P, any]>> extends false ? true : false;
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type GetCaseResult<E extends keyof Endpoints, P extends Endpoints[E]['req'], C extends number> =
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StrictExtract<Endpoints[E]['res']['$switch']['$cases'][C], [P, any]>[1];
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export class APIClient {
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export class APIClient {
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public origin: string;
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public origin: string;
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public credential: string | null | undefined;
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public credential: string | null | undefined;
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@ -46,17 +52,18 @@ export class APIClient {
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public request<E extends keyof Endpoints, P extends Endpoints[E]['req']>(
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public request<E extends keyof Endpoints, P extends Endpoints[E]['req']>(
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endpoint: E, params: P = {} as P, credential?: string | null | undefined,
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endpoint: E, params: P = {} as P, credential?: string | null | undefined,
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): Promise<Endpoints[E]['res'] extends { $switch: { $cases: [any, any][]; $default: any; }; }
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): Promise<Endpoints[E]['res'] extends { $switch: { $cases: [any, any][]; $default: any; }; }
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? IsNeverType<StrictExtract<Endpoints[E]['res']['$switch']['$cases'][0], [P, any]>> extends false
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?
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? StrictExtract<Endpoints[E]['res']['$switch']['$cases'][0], [P, any]>[1]
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IsCaseMatched<E, P, 0> extends true ? GetCaseResult<E, P, 0> :
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: IsNeverType<StrictExtract<Endpoints[E]['res']['$switch']['$cases'][1], [P, any]>> extends false
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IsCaseMatched<E, P, 1> extends true ? GetCaseResult<E, P, 1> :
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? StrictExtract<Endpoints[E]['res']['$switch']['$cases'][1], [P, any]>[1]
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IsCaseMatched<E, P, 2> extends true ? GetCaseResult<E, P, 2> :
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: IsNeverType<StrictExtract<Endpoints[E]['res']['$switch']['$cases'][2], [P, any]>> extends false
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IsCaseMatched<E, P, 3> extends true ? GetCaseResult<E, P, 3> :
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? StrictExtract<Endpoints[E]['res']['$switch']['$cases'][2], [P, any]>[1]
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IsCaseMatched<E, P, 4> extends true ? GetCaseResult<E, P, 4> :
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: IsNeverType<StrictExtract<Endpoints[E]['res']['$switch']['$cases'][3], [P, any]>> extends false
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IsCaseMatched<E, P, 5> extends true ? GetCaseResult<E, P, 5> :
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? StrictExtract<Endpoints[E]['res']['$switch']['$cases'][3], [P, any]>[1]
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IsCaseMatched<E, P, 6> extends true ? GetCaseResult<E, P, 6> :
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: IsNeverType<StrictExtract<Endpoints[E]['res']['$switch']['$cases'][4], [P, any]>> extends false
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IsCaseMatched<E, P, 7> extends true ? GetCaseResult<E, P, 7> :
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? StrictExtract<Endpoints[E]['res']['$switch']['$cases'][4], [P, any]>[1]
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IsCaseMatched<E, P, 8> extends true ? GetCaseResult<E, P, 8> :
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: Endpoints[E]['res']['$switch']['$default']
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IsCaseMatched<E, P, 9> extends true ? GetCaseResult<E, P, 9> :
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Endpoints[E]['res']['$switch']['$default']
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: Endpoints[E]['res']>
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: Endpoints[E]['res']>
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{
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{
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const promise = new Promise((resolve, reject) => {
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const promise = new Promise((resolve, reject) => {
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