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import { ResponseContext, RequestContext, HttpFile, HttpInfo } from '../http/http{{importFileExtension}}';
import { Configuration} from '../configuration{{importFileExtension}}'
import { Observable, of, from } from {{#useRxJS}}'rxjs'{{/useRxJS}}{{^useRxJS}}'../rxjsStub{{importFileExtension}}'{{/useRxJS}};
import {mergeMap, map} from  {{#useRxJS}}'rxjs/operators'{{/useRxJS}}{{^useRxJS}}'../rxjsStub{{importFileExtension}}'{{/useRxJS}};
{{#useInversify}}
import { injectable, inject, optional } from "inversify";
import { AbstractConfiguration } from "../services/configuration{{importFileExtension}}";
{{/useInversify}}
{{#models}}
{{#model}}
import { {{{ classname }}} } from '{{{ importPath }}}{{importFileExtension}}';
{{/model}}
{{/models}}
{{#apiInfo}}
{{#apis}}

{{#operations}}
import { {{classname}}RequestFactory, {{classname}}ResponseProcessor} from "../apis/{{classname}}{{importFileExtension}}";
{{#useInversify}}
import { Abstract{{classname}}RequestFactory, Abstract{{classname}}ResponseProcessor } from "../apis/{{classname}}.service{{importFileExtension}}";

@injectable()
{{/useInversify}}
export class Observable{{classname}} {
    {{#useInversify}}
    private requestFactory: Abstract{{classname}}RequestFactory;
    private responseProcessor: Abstract{{classname}}ResponseProcessor;
    {{/useInversify}}
    {{^useInversify}}
    private requestFactory: {{classname}}RequestFactory;
    private responseProcessor: {{classname}}ResponseProcessor;
    {{/useInversify}}
    private configuration: Configuration;

    public constructor(
        {{#useInversify}}
        @inject(AbstractConfiguration) configuration: Configuration,
        @inject(Abstract{{classname}}RequestFactory) @optional() requestFactory?: Abstract{{classname}}RequestFactory,
        @inject(Abstract{{classname}}ResponseProcessor) @optional() responseProcessor?: Abstract{{classname}}ResponseProcessor
        {{/useInversify}}
        {{^useInversify}}
        configuration: Configuration,
        requestFactory?: {{classname}}RequestFactory,
        responseProcessor?: {{classname}}ResponseProcessor
        {{/useInversify}}
    ) {
        this.configuration = configuration;
        this.requestFactory = requestFactory || new {{classname}}RequestFactory(configuration);
        this.responseProcessor = responseProcessor || new {{classname}}ResponseProcessor();
    }

{{#operation}}
    /**
     {{#notes}}
     * {{¬es}}
     {{/notes}}
     {{#summary}}
     * {{&summary}}
     {{/summary}}
     {{#allParams}}
     * @param {{paramName}} {{description}}
     {{/allParams}}
     */
    public {{nickname}}WithHttpInfo({{#allParams}}{{paramName}}{{^required}}?{{/required}}: {{{dataType}}}, {{/allParams}}_options?: Configuration): Observable> {
        const requestContextPromise = this.requestFactory.{{nickname}}({{#allParams}}{{paramName}}, {{/allParams}}_options);

        // build promise chain
        let middlewarePreObservable = from(requestContextPromise);
        for (let middleware of this.configuration.middleware) {
            middlewarePreObservable = middlewarePreObservable.pipe(mergeMap((ctx: RequestContext) => middleware.pre(ctx)));
        }

        return middlewarePreObservable.pipe(mergeMap((ctx: RequestContext) => this.configuration.httpApi.send(ctx))).
            pipe(mergeMap((response: ResponseContext) => {
                let middlewarePostObservable = of(response);
                for (let middleware of this.configuration.middleware) {
                    middlewarePostObservable = middlewarePostObservable.pipe(mergeMap((rsp: ResponseContext) => middleware.post(rsp)));
                }
                return middlewarePostObservable.pipe(map((rsp: ResponseContext) => this.responseProcessor.{{nickname}}WithHttpInfo(rsp)));
            }));
    }

    /**
     {{#notes}}
     * {{¬es}}
     {{/notes}}
     {{#summary}}
     * {{&summary}}
     {{/summary}}
     {{#allParams}}
     * @param {{paramName}} {{description}}
     {{/allParams}}
     */
    public {{nickname}}({{#allParams}}{{paramName}}{{^required}}?{{/required}}: {{{dataType}}}, {{/allParams}}_options?: Configuration): Observable<{{{returnType}}}{{^returnType}}void{{/returnType}}> {
        return this.{{nickname}}WithHttpInfo({{#allParams}}{{paramName}}, {{/allParams}}_options).pipe(map((apiResponse: HttpInfo<{{{returnType}}}{{^returnType}}void{{/returnType}}>) => apiResponse.data));
    }

{{/operation}}
}
{{/operations}}
{{/apis}}
{{/apiInfo}}