Implement .urlParams

codeclown · Sep 28, 2020 · c7f2ff3 · c7f2ff3
1 parent a3cd08a
commit c7f2ff3
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Showing 9 changed files with 127 additions and 7 deletions.
diff --git a/README.md b/README.md
@@ -14,7 +14,7 @@ Requests are configured via method calls and each method always returns a fresh
 - Understands Content-Type (decodes JSON responses by default)
 - [TypeScript support](#usage-with-typescript)
 - [Works on modern browsers and some older ones](#browser-support)
-- [Fully tested](/test/specs) (see e.g. [requests.spec.js](/test/specs/requests.spec.js))
+- [Fully tested](/test/specs) (see e.g. [requests.spec.js](/test/specs/requests.spec.js)) in real browsers, thanks to Sauce Labs
 
 Why not use fetch, axios, jQuery, etc..? See [COMPARISON.md](COMPARISON.md).
 
@@ -86,6 +86,11 @@ request
     console.error(error.response.status);
   })
 
+// ... with URL parameters
+request
+  .get('https://example.com/api/accounts/:accountId/info')
+  .urlParams({ accountId: 123 })
+
 // Make a POST request
 request
   .post('https://example.com/accounts')
@@ -166,6 +171,7 @@ The following methods are available.
 - [.post(url)](#post)
 - [.method(method)](#method)
 - [.url(url)](#url)
+- [.urlParams(object)](#urlparams)
 - [.baseUrl(url)](#baseurl)
 - [.query(object | string)](#query)
 - [.headers(object)](#headers)
@@ -239,6 +245,23 @@ Sets the full URL of the request. If a query-string is present, it will override
 
 Where `url` is a string, e.g. `'https://example.com/accounts'`.
 
+### urlParams
+
+Sets URL parameters which will be replaced from the URL when the request is sent.
+
+```js
+.urlParams(object)
+```
+
+Where `object` is an object.
+
+Example:
+
+```js
+// Will make request to "/api/accounts/123/info"
+request.get('/api/accounts/:accountId/info').urlParams({ accountId: 123 })
+```
+
 ### baseUrl
 
 Sets the base URL to which all subsequent request URLs will be appended.

diff --git a/build/yea.js b/build/yea.js
@@ -56,6 +56,14 @@
     return segments.join('&');
   }
 
+  function replaceUrlParams(url, params) {
+    for (var key in params) {
+      var regex = new RegExp(':' + key, 'g');
+      url = url.replace(regex, params[key]);
+    }
+    return url;
+  }
+
   function createUrl(baseUrl, path, query) {
     var url = '';
     if (baseUrl) {
@@ -73,6 +81,7 @@
 
   function mergeConfig(config, updated) {
     return assign({}, config, updated, {
+      urlParams: assign({}, config.urlParams, updated.urlParams || {}),
       headers: assign({}, config.headers, updated.headers || {}),
       responseTransformers: [].concat(updated.responseTransformers || config.responseTransformers),
       polyfills: assign({}, config.polyfills, updated.polyfills || {}),
@@ -111,6 +120,7 @@
     this.utils = {
       assign: assign,
       toQueryString: toQueryString,
+      replaceUrlParams: replaceUrlParams,
       createUrl: createUrl,
       parsePropPath: parsePropPath,
       applyPropPath: applyPropPath
@@ -148,6 +158,12 @@
     return new YeaAjaxRequest(mergeConfig(this._config, { url: url, query: query }));
   };
 
+  YeaAjaxRequest.prototype.urlParams = function urlParams(urlParams) {
+    var config = mergeConfig(this._config, {});
+    config.urlParams = assign({}, urlParams);
+    return new YeaAjaxRequest(config);
+  };
+
   YeaAjaxRequest.prototype.baseUrl = function baseUrl(baseUrl) {
     if (baseUrl === null) {
       baseUrl = '';
@@ -370,8 +386,9 @@
         }
       };
 
-      var url = createUrl(config.baseUrl, config.url, config.query);
-      httpRequest.open(config.method, url, true);
+      var url = replaceUrlParams(config.url, config.urlParams);
+      var fullUrl = createUrl(config.baseUrl, url, config.query);
+      httpRequest.open(config.method, fullUrl, true);
 
       for (var name in config.headers) {
         httpRequest.setRequestHeader(name, config.headers[name]);
@@ -398,6 +415,7 @@
     method: 'GET',
     baseUrl: '',
     url: '',
+    urlParams: {},
     query: '',
     body: '',
     headers: {},

diff --git a/build/yea.min.js b/build/yea.min.js
diff --git a/index.d.ts b/index.d.ts
@@ -77,6 +77,11 @@ declare class YeaAjaxRequest implements PromiseLike<YeaResponse> {
    */
   url(url: string): this;
 
+  /**
+   * Sets URL parameters which will be replaced from the URL when the request is sent.
+   */
+  urlParams(urlParams: object): this;
+
   /**
    * Sets the base URL to which all subsequent request URLs will be appended.
    */

diff --git a/src/index.js b/src/index.js
@@ -56,6 +56,14 @@
     return segments.join('&');
   }
 
+  function replaceUrlParams(url, params) {
+    for (var key in params) {
+      var regex = new RegExp(':' + key, 'g');
+      url = url.replace(regex, params[key]);
+    }
+    return url;
+  }
+
   function createUrl(baseUrl, path, query) {
     var url = '';
     if (baseUrl) {
@@ -73,6 +81,7 @@
 
   function mergeConfig(config, updated) {
     return assign({}, config, updated, {
+      urlParams: assign({}, config.urlParams, updated.urlParams || {}),
       headers: assign({}, config.headers, updated.headers || {}),
       responseTransformers: [].concat(updated.responseTransformers || config.responseTransformers),
       polyfills: assign({}, config.polyfills, updated.polyfills || {}),
@@ -111,6 +120,7 @@
     this.utils = {
       assign: assign,
       toQueryString: toQueryString,
+      replaceUrlParams: replaceUrlParams,
       createUrl: createUrl,
       parsePropPath: parsePropPath,
       applyPropPath: applyPropPath
@@ -148,6 +158,12 @@
     return new YeaAjaxRequest(mergeConfig(this._config, { url: url, query: query }));
   };
 
+  YeaAjaxRequest.prototype.urlParams = function urlParams(urlParams) {
+    var config = mergeConfig(this._config, {});
+    config.urlParams = assign({}, urlParams);
+    return new YeaAjaxRequest(config);
+  };
+
   YeaAjaxRequest.prototype.baseUrl = function baseUrl(baseUrl) {
     if (baseUrl === null) {
       baseUrl = '';
@@ -370,8 +386,9 @@
         }
       };
 
-      var url = createUrl(config.baseUrl, config.url, config.query);
-      httpRequest.open(config.method, url, true);
+      var url = replaceUrlParams(config.url, config.urlParams);
+      var fullUrl = createUrl(config.baseUrl, url, config.query);
+      httpRequest.open(config.method, fullUrl, true);
 
       for (var name in config.headers) {
         httpRequest.setRequestHeader(name, config.headers[name]);
@@ -398,6 +415,7 @@
     method: 'GET',
     baseUrl: '',
     url: '',
+    urlParams: {},
     query: '',
     body: '',
     headers: {},

diff --git a/test/server/helper-server.js b/test/server/helper-server.js
@@ -28,6 +28,9 @@ app.get('/dump-headers', function (req, res) {
     return "".concat(name, ": ").concat(req.headers[name]);
   }).join('\n'));
 });
+app.get('/dump-url/*', function (req, res) {
+  return res.send(req.originalUrl);
+});
 app.get('/dump-query', function (req, res) {
   return res.send(Object.keys(req.query).sort().map(function (key) {
     return "".concat(key, ": ").concat(req.query[key]);

diff --git a/test/specs/methods.spec.js b/test/specs/methods.spec.js
@@ -2,10 +2,11 @@ describe('Methods', function () {
   describe('defaults', function () {
     it('has defaults', function () {
       var defaults = yea.toObject();
-      expect(defaults).to.have.keys(['method', 'baseUrl', 'url', 'query', 'body', 'headers', 'responseTransformers', 'allowedStatusCode', 'timeout', 'prop', 'polyfills']);
+      expect(defaults).to.have.keys(['method', 'baseUrl', 'url', 'urlParams', 'query', 'body', 'headers', 'responseTransformers', 'allowedStatusCode', 'timeout', 'prop', 'polyfills']);
       expect(defaults.method).to.equal('GET');
       expect(defaults.baseUrl).to.equal('');
       expect(defaults.url).to.equal('');
+      expect(defaults.urlParams).to.deep.equal({});
       expect(defaults.query).to.equal('');
       expect(defaults.body).to.equal('');
       expect(defaults.headers).to.deep.equal({});
@@ -127,6 +128,32 @@ describe('Methods', function () {
     });
   });
 
+  describe('.urlParams', function () {
+    it('sets urlParams', function () {
+      expect(yea.urlParams({ super: 'yes' }).toObject().urlParams).to.deep.equal({ super: 'yes' });
+      expect(yea.urlParams({ SUPER: 'yes' }).toObject().urlParams).to.deep.equal({ SUPER: 'yes' });
+    });
+
+    it('overwrites existing urlParams', function () {
+      var req = yea.urlParams({ super: 'yes', foo: 'sir' });
+      expect(req.urlParams({ foo: 'bar', fresh: 'sure' }).toObject().urlParams).to.deep.equal({ foo: 'bar', fresh: 'sure' });
+    });
+
+    it('leaves no references', function () {
+      var urlParams = { super: 'yes' };
+      var req = yea.urlParams(urlParams);
+      expect(req.toObject().urlParams).to.not.equal(urlParams);
+      urlParams.super = 'modified';
+      expect(req.toObject().urlParams.super).to.equal('yes');
+    });
+
+    it('is immutable', function () {
+      var req = yea.urlParams({ super: 123 });
+      expect(req).to.not.equal(yea);
+      expect(req.constructor).to.equal(yea.constructor);
+    });
+  });
+
   describe('.baseUrl', function () {
     it('sets baseUrl', function () {
       expect(yea.baseUrl('http://example.com').toObject().baseUrl).to.equal('http://example.com');

diff --git a/test/specs/requests.spec.js b/test/specs/requests.spec.js
@@ -126,6 +126,18 @@ describe('Requests', function () {
       });
   });
 
+  it('replaces urlParams if present', function () {
+    return yea
+      .url('/dump-url/:accountId')
+      .urlParams({ accountId: 123 })
+      .send()
+      .then(function (response) {
+        expect(response.status).to.equal(200);
+        expect(response.body).to.be.a('string');
+        expect(response.body).to.equal('/dump-url/123');
+      });
+  });
+
   it('sends body', function () {
     return yea
       .method('post')

diff --git a/test/specs/utils.spec.js b/test/specs/utils.spec.js
@@ -62,6 +62,20 @@ describe('utils', function () {
     });
   });
 
+  describe('.replaceUrlParams', function () {
+    it('replaces param placeholders in URL', function () {
+      expect(yea.utils.replaceUrlParams('', {})).to.equal('');
+      expect(yea.utils.replaceUrlParams('http://example.com', {})).to.equal('http://example.com');
+      expect(yea.utils.replaceUrlParams('/accounts', {})).to.equal('/accounts');
+      expect(yea.utils.replaceUrlParams('/accounts/:accountId', {})).to.equal('/accounts/:accountId');
+      expect(yea.utils.replaceUrlParams('/accounts/:accountId', { accountId: 123 })).to.equal('/accounts/123');
+      expect(yea.utils.replaceUrlParams('/accounts/:accountId/info', { accountId: 123 })).to.equal('/accounts/123/info');
+      expect(yea.utils.replaceUrlParams('/accounts/:account-id', { 'account-id': 123 })).to.equal('/accounts/123');
+      expect(yea.utils.replaceUrlParams('/accounts/:AccountId', { 'accountId': 123 })).to.equal('/accounts/:AccountId');
+      expect(yea.utils.replaceUrlParams('/:repeat/:repeat', { repeat: 123 })).to.equal('/123/123');
+    });
+  });
+
   describe('.createUrl', function () {
     it('creates URL from baseUrl, path and query', function () {
       expect(yea.utils.createUrl('', 'accounts')).to.equal('accounts');