Merge pull request #3 from voicenter/feature/OFC-3

Simple queries generation

.jshintignore

@@ -1,4 +1,5 @@
 lib/expose.js
 lib/formatter.js
+lib/querier.js
 lib/splitter.js
 zz/

lib/codegen.js

@@ -8,6 +8,7 @@ var _ = require('lodash');
 
 var expose = require('./expose');
 var formatter = require('./formatter');
+var querier = require('./querier');
 var splitter = require('./splitter');
 var ts = require('./typescript');
 
@@ -297,14 +298,17 @@ var getCode = function(options, type) {
     }
   }
 
-    // For Swagger Specification version 2.0 value of field 'swagger' must be a string '2.0'
-    var swaggerView = opts.swagger.swagger === '2.0' ? getViewForSwagger2(opts, type) : getViewForSwagger1(opts, type);
+  // For Swagger Specification version 2.0 value of field 'swagger' must be a string '2.0'
+  var swaggerView = opts.swagger.swagger === '2.0' ? getViewForSwagger2(opts, type) : getViewForSwagger1(opts, type);
 
-    // format the default responses for the APIs, add objects for the load
-    var data = formatter.format(swaggerView);
+  // format the default responses for the APIs, add objects for the load
+  var formatted = formatter.format(swaggerView);
 
-    // expose definitions @ global scope
-    expose(opts.swagger.definitions, data.methods, opts.path, opts.definitionsDirName);
+  // create definitions
+  expose(opts.swagger.definitions, formatted.methods, opts.path, opts.definitionsDirName);
+
+  // add all of the necessary query options
+  var data = querier(formatted);
 
     if (type === 'custom') {
         if (!_.isObject(opts.template) || !_.isString(opts.template.class)  || !_.isString(opts.template.method)) {

lib/querier.js

@@ -0,0 +1,69 @@
+const _ = require('lodash');
+
+const specialKeys = ['Add', 'Create', 'Delete', 'Disable', 'Update'];
+
+/**
+ * Get the required properties for the query
+ * @param params {array} - array of the method parameters
+ * @returns {object} - { parameters: {string}, questions: {string} }
+ */
+function getProperties(params) {
+  const parameters = [];
+  const questions = [];
+  params.forEach((param) => {
+    if (param.in && param.in === 'path' || param.in === 'query') {
+      parameters.push(param.name);
+    }
+    if (param.in && param.in === 'body') {
+      const { '$ref': ref } = param.schema || {};
+      if (ref) {
+        parameters.push(ref.split('/').slice(-1)[0]);
+      }
+    }
+    questions.push('?');
+  });
+  return {
+    parameters: parameters.join(', '),
+    questions: questions.join(', '),
+  }
+}
+
+/**
+ * Create SQL query for the method
+ * @param data {object} - object with definitions & methods
+ * @returns {*}
+ */
+function querier(data) {
+  try {
+    const mutable = _.cloneDeep(data);
+    const { methods, definitions } = mutable;
+
+    if (!(methods && methods.length > 0 && definitions && definitions.length > 0)) {
+      return new Error('Methods and definitions should not be empty!');
+    }
+
+    methods.forEach((method, m) => {
+      let special = false;
+      specialKeys.forEach((key) => {
+        if (method.methodName.includes(key)) {
+          special = true;
+        }
+      });
+
+      if (!special) {
+        const { parameters, questions } = getProperties(method.parameters);
+        mutable.methods[m].query = {
+          content: `const results = await dal.query("SELECT FN_${method.methodName}(${questions})", [${parameters}], { redis: true });`,
+        };
+      } else {
+
+      }
+    });
+
+    return mutable;
+  } catch (err) {
+    throw new Error(err.message || err);
+  }
+}
+
+module.exports = querier;

templates/multi-method.mustache

@@ -44,9 +44,16 @@
     {{/isFormParameter}}
   {{/parameters}}
 
-  /*
-    Method logic
-  */
+  {{#query}}
+    /*
+      {{&content}}
+    */
+  {{/query}}
+  {{^query}}
+    /*
+      Method logic
+    */
+  {{/query}}
 
   {{#responses}}
     {{#200}}{{{code}}}{{/200}}