console/plugin/api/insight/visualization.go

// Copyright (C) INFINI Labs & INFINI LIMITED.
//
// The INFINI Console is offered under the GNU Affero General Public License v3.0
// and as commercial software.
//
// For commercial licensing, contact us at:
//   - Website: infinilabs.com
//   - Email: hello@infini.ltd
//
// Open Source licensed under AGPL V3:
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.

/* Copyright © INFINI Ltd. All rights reserved.
 * web: https://infinilabs.com
 * mail: hello#infini.ltd */

package insight

import (
	"fmt"
	"net/http"
	"strconv"
	"strings"

	log "github.com/cihub/seelog"
	"infini.sh/console/model/insight"
	httprouter "infini.sh/framework/core/api/router"
	"infini.sh/framework/core/orm"
	"infini.sh/framework/core/util"
)

func (h *InsightAPI) createVisualization(w http.ResponseWriter, req *http.Request, ps httprouter.Params) {
	var obj = &insight.Visualization{}
	err := h.DecodeJSON(req, obj)
	if err != nil {
		h.WriteError(w, err.Error(), http.StatusInternalServerError)
		log.Error(err)
		return
	}
	err = orm.Create(nil, obj)
	if err != nil {
		h.WriteError(w, err.Error(), http.StatusInternalServerError)
		log.Error(err)
		return
	}

	h.WriteJSON(w, util.MapStr{
		"_id":    obj.ID,
		"result": "created",
	}, 200)

}

func (h *InsightAPI) getVisualization(w http.ResponseWriter, req *http.Request, ps httprouter.Params) {
	id := ps.MustGetParameter("visualization_id")

	obj := insight.Visualization{}
	obj.ID = id

	exists, err := orm.Get(&obj)
	if !exists || err != nil {
		h.WriteJSON(w, util.MapStr{
			"_id":   id,
			"found": false,
		}, http.StatusNotFound)
		return
	}

	h.WriteJSON(w, util.MapStr{
		"found":   true,
		"_id":     id,
		"_source": obj,
	}, 200)
}

func (h *InsightAPI) updateVisualization(w http.ResponseWriter, req *http.Request, ps httprouter.Params) {
	id := ps.MustGetParameter("visualization_id")
	obj := insight.Visualization{}

	obj.ID = id
	exists, err := orm.Get(&obj)
	if !exists || err != nil {
		h.WriteJSON(w, util.MapStr{
			"_id":    id,
			"result": "not_found",
		}, http.StatusNotFound)
		return
	}

	id = obj.ID
	create := obj.Created
	obj = insight.Visualization{}
	err = h.DecodeJSON(req, &obj)
	if err != nil {
		h.WriteError(w, err.Error(), http.StatusInternalServerError)
		log.Error(err)
		return
	}

	//protect
	obj.ID = id
	obj.Created = create
	err = orm.Update(nil, &obj)
	if err != nil {
		h.WriteError(w, err.Error(), http.StatusInternalServerError)
		log.Error(err)
		return
	}

	h.WriteJSON(w, util.MapStr{
		"_id":    obj.ID,
		"result": "updated",
	}, 200)
}

func (h *InsightAPI) deleteVisualization(w http.ResponseWriter, req *http.Request, ps httprouter.Params) {
	id := ps.MustGetParameter("visualization_id")

	obj := insight.Visualization{}
	obj.ID = id

	exists, err := orm.Get(&obj)
	if !exists || err != nil {
		h.WriteJSON(w, util.MapStr{
			"_id":    id,
			"result": "not_found",
		}, http.StatusNotFound)
		return
	}

	err = orm.Delete(nil, &obj)
	if err != nil {
		h.WriteError(w, err.Error(), http.StatusInternalServerError)
		log.Error(err)
		return
	}

	h.WriteJSON(w, util.MapStr{
		"_id":    obj.ID,
		"result": "deleted",
	}, 200)
}

func (h *InsightAPI) searchVisualization(w http.ResponseWriter, req *http.Request, ps httprouter.Params) {

	var (
		keyword     = h.GetParameterOrDefault(req, "keyword", "")
		queryDSL    = `{"query":{"bool":{"must":[%s]}}, "size": %d, "from": %d}`
		strSize     = h.GetParameterOrDefault(req, "size", "20")
		strFrom     = h.GetParameterOrDefault(req, "from", "0")
		mustBuilder = &strings.Builder{}
	)
	if keyword != "" {
		mustBuilder.WriteString(fmt.Sprintf(`{"query_string":{"default_field":"*","query": "%s"}}`, keyword))
	}
	size, _ := strconv.Atoi(strSize)
	if size <= 0 {
		size = 20
	}
	from, _ := strconv.Atoi(strFrom)
	if from < 0 {
		from = 0
	}

	q := orm.Query{}
	queryDSL = fmt.Sprintf(queryDSL, mustBuilder.String(), size, from)
	q.RawQuery = []byte(queryDSL)

	err, res := orm.Search(&insight.Visualization{}, &q)
	if err != nil {
		log.Error(err)
		h.WriteError(w, err.Error(), http.StatusInternalServerError)
		return
	}
	h.Write(w, res.Raw)
}