Make first commit

Change-Id: I7dd166e4052d48e2b333cfaadb8a0b64009b2cbc
Issue-Id: DCAEGEN2-44
Signed-off-by: Michael Hwang <mhwang@research.att.com>

1 files changed, 82 insertions, 0 deletions

diff --git a/src/sch/inventory_client.clj b/src/sch/inventory_client.clj
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+; ============LICENSE_START=======================================================
+; org.onap.dcae
+; ================================================================================
+; Copyright (c) 2017 AT&T Intellectual Property. All rights reserved.
+; ================================================================================
+; Licensed under the Apache License, Version 2.0 (the "License");
+; you may not use this file except in compliance with the License.
+; You may obtain a copy of the License at
+;
+;      http://www.apache.org/licenses/LICENSE-2.0
+;
+; Unless required by applicable law or agreed to in writing, software
+; distributed under the License is distributed on an "AS IS" BASIS,
+; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+; See the License for the specific language governing permissions and
+; limitations under the License.
+; ============LICENSE_END=========================================================
+;
+; ECOMP is a trademark and service mark of AT&T Intellectual Property.
+
+(ns sch.inventory-client
+  (:require [clj-http.client :as client]
+            [taoensso.timbre :as timbre :refer [error]]
+            [cheshire.core :refer [parse-string]]
+            [org.bovinegenius.exploding-fish :refer [uri param]])
+  (:gen-class))
+
+
+(defn create-inventory-conn
+  [config]
+  (uri (get-in config [:dcaeInventoryClient :uri])))
+
+; HTTP client to DCAE inventory
+
+(defn- append-params
+  "Appends arbitrary list of parameter pairs to a URI
+ 
+  `params` must be in the form [*field name* *value* ...]
+
+  Returns the updated URI"
+  [uri params]
+  (let [[field value & more-params] params
+        uri-updated (param uri field value)]
+    (if more-params
+      (append-params uri-updated more-params)
+      uri-updated)))
+
+
+(defn get-service-types!
+  "GET DCAE service types from inventory
+
+  TODO: Now its generic, how to put checks?"
+  [inventory-uri query-params]
+  (let [path "/dcae-service-types"
+        inventory-uri (append-params (assoc inventory-uri :path path)
+                                     query-params)
+        resp (client/get (str inventory-uri) { :content-type :json })]
+    (if (= (:status resp) 200)
+      (:items (parse-string (:body resp) true))
+      (error (str "GET dcae-service-types failed: " (:status resp) ", " (:body resp)))
+      )))
+
+
+(defn post-service-type!
+  [inventory-uri dcae-service-type]
+  (let [resp (client/post (str (assoc inventory-uri :path "/dcae-service-types"))
+               { :content-type :json
+                 :form-params dcae-service-type })]
+    (if (= (:status resp) 200)
+      (parse-string (:body resp) true)
+      (error (str "POST dcae-service-types failed: " (:status resp) ", " (:body resp)))
+      )))
+
+
+(defn delete-service-type!
+  [inventory-uri service-type-id]
+  (let [path (str "/dcae-service-types/" service-type-id)
+        resp (client/delete (str (assoc inventory-uri :path path)))]
+    (if (or (= (:status resp) 200) (= (:status resp) 410))
+      service-type-id
+      (error (str "DELETE dcae-service-types failed: " (:status resp) ", " (:body resp)))
+      )))