[wit] support for different environments (wit-ai#71)

index.js

@@ -1,4 +1,5 @@
 module.exports = {
-  log: require('./lib/log.js'),
-  Wit: require('./lib/wit.js').Wit,
+  log: require('./lib/log'),
+  Wit: require('./lib/wit'),
+  interactive: require('./lib/interactive')
 }

lib/config.js

@@ -0,0 +1,5 @@
+module.exports = {
+  DEFAULT_API_VERSION: '20160516',
+  DEFAULT_MAX_STEPS: 5,
+  DEFAULT_WIT_URL: 'https://api.wit.ai'
+};

lib/interactive.js

@@ -0,0 +1,33 @@
+const {DEFAULT_MAX_STEPS} = require('./config');
+const logger = require('./log.js');
+const readline = require('readline');
+const uuid = require('node-uuid');
+
+module.exports = (wit, initContext, maxSteps) => {
+  let context = typeof initContext === 'object' ? initContext : {};
+  const sessionId = uuid.v1();
+
+  const steps = maxSteps ? maxSteps : DEFAULT_MAX_STEPS;
+  const rl = readline.createInterface({
+    input: process.stdin,
+    output: process.stdout,
+  });
+  rl.setPrompt('> ');
+  const prompt = () => {
+    rl.prompt();
+    rl.write(null, {ctrl: true, name: 'e'});
+  };
+  prompt();
+  rl.on('line', (line) => {
+    line = line.trim();
+    if (!line) {
+      return prompt();
+    }
+    wit.runActions(sessionId, line, context, steps)
+    .then((ctx) => {
+      context = ctx;
+      prompt();
+    })
+    .catch(err => console.error(err))
+  });
+};

lib/wit.js

@@ -1,13 +1,14 @@
 'use strict';
 
-const fetch = require('node-fetch');
-const readline = require('readline');
-const uuid = require('node-uuid');
+const {
+  DEFAULT_API_VERSION,
+  DEFAULT_MAX_STEPS,
+  DEFAULT_WIT_URL
+} = require('./config');
+const fetch = require('isomorphic-fetch');
 const log = require('./log');
+const uuid = require('node-uuid');
 
-const DEFAULT_API_VERSION = '20160516';
-const DEFAULT_MAX_STEPS = 5;
-const DEFAULT_WIT_URL = 'https://api.wit.ai';
 const learnMore = 'Learn more at https://wit.ai/docs/quickstart';
 
 function Wit(opts) {
@@ -127,35 +128,6 @@ function Wit(opts) {
       continueRunActions(sessionId, message, context, steps)
     );
   };
-
-  this.interactive = (initContext, maxSteps) => {
-    if (!actions) throwMustHaveActions();
-    let context = typeof initContext === 'object' ? initContext : {};
-    const sessionId = uuid.v1();
-    const steps = maxSteps ? maxSteps : DEFAULT_MAX_STEPS;
-    const rl = readline.createInterface({
-      input: process.stdin,
-      output: process.stdout,
-    });
-    rl.setPrompt('> ');
-    const prompt = () => {
-      rl.prompt();
-      rl.write(null, {ctrl: true, name: 'e'});
-    };
-    prompt();
-    rl.on('line', (line) => {
-      line = line.trim();
-      if (!line) {
-        return prompt();
-      }
-      this.runActions(sessionId, line, context, steps)
-      .then((ctx) => {
-        context = ctx;
-        prompt();
-      })
-      .catch(logger.error)
-    });
-  };
 };
 
 const makeWitResponseHandler = (logger, endpoint) => {
@@ -263,6 +235,4 @@ const clone = (obj) => {
   }
 };
 
-module.exports = {
-  Wit,
-};
+module.exports = Wit;

package.json

@@ -18,10 +18,11 @@
   "repository": "https://github.com/wit-ai/node-wit",
   "author": "The Wit Team <[email protected]>",
   "dependencies": {
+    "isomorphic-fetch": "^2.2.1",
     "node-fetch": "^1.5.1",
     "node-uuid": "^1.4.7"
   },
   "engines": {
-    "node" : ">=4.0.0"
+    "node": ">=4.0.0"
   }
 }