Mercurial > gemma
view pkg/controllers/surveys.go @ 5718:3d497077f888 uploadwg
Implemented direct file upload as alternative import method for WG.
For testing and data corrections it is useful to be able to import
waterway gauges data directly by uploading a xml file.
author | Sascha Wilde <wilde@sha-bang.de> |
---|---|
date | Thu, 18 Apr 2024 19:23:19 +0200 |
parents | 1222b777f51f |
children |
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// This is Free Software under GNU Affero General Public License v >= 3.0 // without warranty, see README.md and license for details. // // SPDX-License-Identifier: AGPL-3.0-or-later // License-Filename: LICENSES/AGPL-3.0.txt // // Copyright (C) 2018, 2019 by via donau // – Österreichische Wasserstraßen-Gesellschaft mbH // Software engineering by Intevation GmbH // // Author(s): // * Sascha Wilde <sascha.wilde@intevation.de> // * Sascha L. Teichmann <sascha.teichmann@intevation.de> // * Bernhard Reiter <bernhard.reiter@intevation.de> package controllers import ( "database/sql" "net/http" "github.com/gorilla/mux" "gemma.intevation.de/gemma/pkg/models" mw "gemma.intevation.de/gemma/pkg/middleware" ) const ( listSurveysByIDSQL = ` SELECT DISTINCT s.bottleneck_id, s.date_info::text, s.depth_reference, COALESCE(g.objname, 'ERROR: MISSING GAUGE') AS gauge_objname, r.value AS waterlevel_value, COALESCE(s.surtyp, 'ERROR: MISSING SURVEY TYPE') AS surtype FROM waterway.bottlenecks AS b JOIN waterway.sounding_results AS s ON b.bottleneck_id = s.bottleneck_id LEFT JOIN waterway.gauges AS g ON b.gauge_location = g.location AND s.date_info::timestamptz <@ g.validity LEFT JOIN waterway.gauges_reference_water_levels AS r ON s.depth_reference = r.depth_reference AND g.location = r.location AND g.validity = r.validity WHERE b.bottleneck_id = $1` ) func listSurveys(req *http.Request) (jr mw.JSONResult, err error) { bottleneckID := mux.Vars(req)["id"] var rows *sql.Rows rows, err = mw.JSONConn(req).QueryContext(req.Context(), listSurveysByIDSQL, bottleneckID) if err != nil { return } defer rows.Close() surveys := []*models.Survey{} // as we do not use the values here, we could simply the code here // to work without an explicit mdels/surverys.go // (like done in controllers/search.go) for rows.Next() { var survey models.Survey var surType string var level sql.NullInt64 if err = rows.Scan( &survey.BottleneckID, &survey.DateInfo, &survey.DepthReference, &survey.ReferenceGauge, &level, &surType, ); err != nil { return } switch { case level.Valid: survey.WaterLevelValue = &level.Int64 case survey.DepthReference == "ZPG": survey.WaterLevelValue = new(int64) } survey.SurveyType = models.SurveyType(surType) surveys = append(surveys, &survey) } if err = rows.Err(); err != nil { return } jr = mw.JSONResult{ Result: struct { Surveys []*models.Survey `json:"surveys"` }{surveys}, } return }