panda-sky-client/build/web/src/method.js

Auto-assembling client for APIs deployed with Panda Sky

var createMethod, http, method, parseSignature;
import { merge } from "panda-parchment";
import buildAuthorization from "./authorization";
import { requestCheck, responseCheck } from "./validation";

method = function (name) {
  return async function (lib, context) {
    var fetch, init, response; // Setup the Fetch init object

    init = {
      method: name,
      headers: context.headers,
      mode: "cors"
    };

    if (context.shouldFollow != null) {
      init.redirect = context.shouldFollow;
    }

    if (context.body != null) {
      init.body = context.body;
    }

    requestCheck(lib, context); // NOTE: There is something special about fetch in the browser.

    fetch = lib.fetch;
    response = await fetch(context.path, init, context);
    return await responseCheck(lib, context, response);
  };
};

http = {
  get: method("GET"),
  post: method("POST"),
  delete: method("DELETE"),
  put: method("PUT"),
  patch: method("PATCH"),
  head: method("HEAD"),
  options: method("OPTIONS")
};

parseSignature = function (signatures) {
  var etag, headers, lastModified, maxAge, response, status;
  ({
    response
  } = signatures);
  status = response.status[0];
  headers = [];

  if (status === 201) {
    headers.push("location");
  }

  if (response.cache != null) {
    ({
      etag,
      maxAge,
      lastModified
    } = response.cache);

    if (etag != null) {
      headers.push("etag");
    }

    if (maxAge != null || lastModified != null) {
      headers.push("cache-control");
    }
  }

  return {
    status,
    headers
  };
};

createMethod = function (lib, context, method) {
  return function (methodArgs) {
    var _context, authorization, base, base1, body, headers, k, ref, ref1, shouldFollow, v;

    headers = {};
    ref = lib.headers;

    for (k in ref) {
      v = ref[k];
      headers[k] = v;
    }

    _context = merge(context, {
      headers: headers,
      expected: parseSignature(context.signatures)
    });

    if (methodArgs) {
      ({
        body,
        authorization,
        shouldFollow
      } = methodArgs);
      _context.shouldFollow = shouldFollow;

      if (body != null) {
        // TODO: this will later rely on the method signature
        _context.body = JSON.stringify(body);

        if ((base = _context.headers)["content-type"] == null) {
          base["content-type"] = "application/json";
        }
      }

      if ((ref1 = context.methodName) === "get" || ref1 === "put" || ref1 === "post" || ref1 === "patch") {
        if ((base1 = _context.headers)["accept"] == null) {
          base1["accept"] = "application/json";
        }
      }

      if (authorization != null) {
        _context.headers["authorization"] = buildAuthorization(authorization);
      }
    } // Override global header settings with anything in the method invocation.


    _context.headers = merge(_context.headers, methodArgs != null ? methodArgs.headers : void 0);
    return http[context.methodName](lib, _context);
  };
};

export default createMethod;
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//# sourceURL=/Users/david/repos/panda-sky-client/src/method.coffee