initial commit

core/api/price.go

@@ -0,0 +1,183 @@
+package api
+
+import (
+	"github.com/ant0ine/go-json-rest/rest"
+	"github.com/openaccounting/oa-server/core/model"
+	"github.com/openaccounting/oa-server/core/model/types"
+	"net/http"
+	"strconv"
+	"time"
+)
+
+/**
+ * @api {get} /org/:orgId/prices Get prices nearest in time or by currency
+ * @apiVersion 1.0.0
+ * @apiName GetPrices
+ * @apiGroup Price
+ *
+ * @apiHeader {String} Authorization HTTP Basic Auth
+ * @apiHeader {String} Accept-Version ^1.0.0 semver versioning
+ *
+ * @apiParam {Number} nearestDate Milliseconds since epoch
+ * @apiParam {String} currency Currency code
+ *
+ * @apiSuccess {String} id Id of the Price.
+ * @apiSuccess {String} orgId Id of the Org.
+ * @apiSuccess {String} currency Currency code.
+ * @apiSuccess {Date} date Date of the Price.
+ * @apiSuccess {Date} inserted Date when Price was posted.
+ * @apiSuccess {Date} updated Date when Price was updated.
+ * @apiSuccess {Number} price Price of currency measured in native Org currency.
+ *
+ * @apiSuccessExample Success-Response:
+ *     HTTP/1.1 200 OK
+ *     [
+ *       {
+ *         "id": "11111111111111111111111111111111",
+ *         "orgId": "11111111111111111111111111111111",
+ *         "currency": "EUR",
+ *         "date": "2018-09-11T18:05:04.420Z",
+ *         "inserted": "2018-09-11T18:05:04.420Z",
+ *         "updated": "2018-09-11T18:05:04.420Z",
+ *         "price": 1.16
+ *       }
+ *     ]
+ *
+ * @apiUse NotAuthorizedError
+ * @apiUse InternalServerError
+ */
+func GetPrices(w rest.ResponseWriter, r *rest.Request) {
+	user := r.Env["USER"].(*types.User)
+	orgId := r.PathParam("orgId")
+
+	// TODO how do we make date an optional parameter
+	// instead of resorting to this hack?
+	nearestDate := time.Date(2100, time.January, 1, 0, 0, 0, 0, time.UTC)
+
+	nearestDateParam := r.URL.Query().Get("nearestDate")
+	currencyParam := r.URL.Query().Get("currency")
+
+	// If currency was specified, get all prices for that currency
+	if currencyParam != "" {
+		prices, err := model.Instance.GetPricesByCurrency(orgId, currencyParam, user.Id)
+
+		if err != nil {
+			rest.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		w.WriteJson(prices)
+		return
+	}
+
+	if nearestDateParam != "" {
+		nearestDateParamNumeric, err := strconv.ParseInt(nearestDateParam, 10, 64)
+
+		if err != nil {
+			rest.Error(w, "invalid date", 400)
+			return
+		}
+		nearestDate = time.Unix(0, nearestDateParamNumeric*1000000)
+	}
+
+	// Get prices nearest in time
+	prices, err := model.Instance.GetPricesNearestInTime(orgId, nearestDate, user.Id)
+
+	if err != nil {
+		rest.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	w.WriteJson(prices)
+}
+
+/**
+ * @api {post} /orgs/:orgId/prices Create a new Price
+ * @apiVersion 1.0.0
+ * @apiName PostPrice
+ * @apiGroup Price
+ *
+ * @apiHeader {String} Authorization HTTP Basic Auth
+ * @apiHeader {String} Accept-Version ^1.0.0 semver versioning
+ *
+ * @apiParam {String} id Id 32 character hex string.
+ * @apiParam {String} orgId Id of the Org.
+ * @apiParam {String} currency Currency code.
+ * @apiParam {Date} date Date of the Price.
+ * @apiParam {Number} price Price of currency measured in native Org currency.
+ *
+ * @apiSuccess {String} id Id of the Price.
+ * @apiSuccess {String} orgId Id of the Org.
+ * @apiSuccess {String} currency Currency code.
+ * @apiSuccess {Date} date Date of the Price.
+ * @apiSuccess {Date} inserted Date when Price was posted.
+ * @apiSuccess {Date} updated Date when Price was updated.
+ * @apiSuccess {Number} price Price of currency measured in native Org currency.
+ *
+ * @apiSuccessExample Success-Response:
+ *     HTTP/1.1 200 OK
+ *     {
+ *       "id": "11111111111111111111111111111111",
+ *       "orgId": "11111111111111111111111111111111",
+ *       "currency": "EUR",
+ *       "date": "2018-09-11T18:05:04.420Z",
+ *       "inserted": "2018-09-11T18:05:04.420Z",
+ *       "updated": "2018-09-11T18:05:04.420Z",
+ *       "price": 1.16
+ *     }
+ *
+ * @apiUse NotAuthorizedError
+ * @apiUse InternalServerError
+ */
+func PostPrice(w rest.ResponseWriter, r *rest.Request) {
+	user := r.Env["USER"].(*types.User)
+	orgId := r.PathParam("orgId")
+
+	price := types.Price{}
+
+	err := r.DecodeJsonPayload(&price)
+
+	if err != nil {
+		rest.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	price.OrgId = orgId
+	err = model.Instance.CreatePrice(&price, user.Id)
+
+	if err != nil {
+		rest.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	w.WriteJson(&price)
+}
+
+/**
+ * @api {delete} /orgs/:orgId/prices/:priceId Delete a Price
+ * @apiVersion 1.0.0
+ * @apiName DeletePrice
+ * @apiGroup Price
+ *
+ * @apiHeader {String} Authorization HTTP Basic Auth
+ * @apiHeader {String} Accept-Version ^1.0.0 semver versioning
+ *
+ * @apiSuccessExample Success-Response:
+ *     HTTP/1.1 200 OK
+ *
+ * @apiUse NotAuthorizedError
+ * @apiUse InternalServerError
+ */
+func DeletePrice(w rest.ResponseWriter, r *rest.Request) {
+	user := r.Env["USER"].(*types.User)
+	priceId := r.PathParam("priceId")
+
+	err := model.Instance.DeletePrice(priceId, user.Id)
+
+	if err != nil {
+		rest.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	w.WriteHeader(http.StatusOK)
+}