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node.js
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node.js
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(function() {
var fetch = require('node-fetch');
var mkFhir = require('../fhir');
// Build a backwards compatiable defer object
var defer = function(){
var def = {};
def.promise = new Promise(function (resolve, reject) {
def.resolve = resolve;
def.reject = reject;
});
return def;
};
var adapter = {
defer: defer,
http: function(args) {
if(args.data && typeof args.data === "string") {
// Setting args.json requires args.body to be a JSON as per request docs.
try {
args.body = JSON.parse(args.data);
}
catch (e) {
throw new Error('Failed to parse. Expected JSON data...');
}
}
else if (args.data) {
args.body = args.data;
}
// url should be relative to baseUrl.
if(args.url) {
args.url = args.url.replace(args.baseUrl, '');
}
if(args.url === '') {
args.url = '/';
}
if(args.debug) {
console.log('DEBUG[node]: (request)', args);
}
return fetch(`${args.baseUrl}${args.url}`, {
method: args.method,
body: args.body ? JSON.stringify(args.body) : undefined,
headers: args.headers,
}).then(function (response) {
return response.json().then(function (body) {
var resp = {
data: body,
status: response.status,
headers: response.headers.get,
config: args
};
if(args.debug){
console.log('DEBUG[node]: (response)', resp);
}
return resp;
});
})
}
};
module.exports = function(config) {
return mkFhir(config, adapter);
};
}).call(this);