Add testing endpoint to reset db tables (#716)

Fix lint

Better error messages

Add docs

Add testing endpoint to reset db

Co-authored-by: kolaente <k@knt.li>
Reviewed-on: https://kolaente.dev/vikunja/api/pulls/716
Co-Authored-By: konrad <konrad@kola-entertainments.de>
Co-Committed-By: konrad <konrad@kola-entertainments.de>

pkg/routes/api/v1/info.go

@@ -17,9 +17,10 @@
 package v1
 
 import (
-	"code.vikunja.io/api/pkg/log"
 	"net/http"
 
+	"code.vikunja.io/api/pkg/log"
+
 	"code.vikunja.io/api/pkg/config"
 	"code.vikunja.io/api/pkg/modules/auth/openid"
 	"code.vikunja.io/api/pkg/modules/migration/todoist"

pkg/routes/api/v1/testing.go

@@ -0,0 +1,70 @@
+// Vikunja is a to-do list application to facilitate your life.
+// Copyright 2018-2020 Vikunja and contributors. All rights reserved.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+package v1
+
+import (
+	"bytes"
+	"encoding/json"
+	"net/http"
+
+	"code.vikunja.io/api/pkg/config"
+	"code.vikunja.io/api/pkg/db"
+	"github.com/labstack/echo/v4"
+)
+
+// HandleTesting is the web handler to reset the db
+// @Summary Reset the db to a defined state
+// @Description Fills the specified table with the content provided in the payload. You need to enable the testing endpoint before doing this and provide the `Authorization: <token>` secret when making requests to this endpoint. See docs for more details.
+// @tags testing
+// @Accept json
+// @Produce json
+// @Param table path string true "The table to reset"
+// @Success 201 {array} user.User "Everything has been imported successfully."
+// @Failure 500 {object} models.Message "Internal server error."
+// @Router /test/{table} [patch]
+func HandleTesting(c echo.Context) error {
+	token := c.Request().Header.Get("Authorization")
+	if token != config.ServiceTestingtoken.GetString() {
+		return echo.ErrForbidden
+	}
+
+	table := c.Param("table")
+
+	var buf bytes.Buffer
+	if _, err := buf.ReadFrom(c.Request().Body); err != nil {
+		return err
+	}
+
+	content := []map[string]interface{}{}
+	err := json.Unmarshal(buf.Bytes(), &content)
+	if err != nil {
+		return c.JSON(http.StatusInternalServerError, map[string]interface{}{
+			"error":   true,
+			"message": err.Error(),
+		})
+	}
+
+	err = db.RestoreAndTruncate(table, content)
+	if err != nil {
+		return c.JSON(http.StatusInternalServerError, map[string]interface{}{
+			"error":   true,
+			"message": err.Error(),
+		})
+	}
+
+	return c.JSON(http.StatusCreated, nil)
+}