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feat(MySQL): support to multi spatial fields export

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Fabio Di Stasio 2022-03-12 09:52:40 +01:00
parent fd00ea42ee
commit 4be55f3fe9
1 changed files with 23 additions and 8 deletions
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31
src/main/libs/exporters/sql/MysqlExporter.js
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@ -1,5 +1,5 @@
import { SqlExporter } from './SqlExporter'; import { SqlExporter } from './SqlExporter';
import { BLOB, BIT, DATE, DATETIME, FLOAT, SPATIAL, NUMBER } from 'common/fieldTypes'; import { BLOB, BIT, DATE, DATETIME, FLOAT, SPATIAL, IS_MULTI_SPATIAL, NUMBER } from 'common/fieldTypes';
import hexToBinary from 'common/libs/hexToBinary'; import hexToBinary from 'common/libs/hexToBinary';
import { getArrayDepth } from 'common/libs/getArrayDepth'; import { getArrayDepth } from 'common/libs/getArrayDepth';
import moment from 'moment'; import moment from 'moment';
@ -134,15 +134,19 @@ ${footer}
else if (FLOAT.includes(column.type)) else if (FLOAT.includes(column.type))
sqlInsertString += parseFloat(val); sqlInsertString += parseFloat(val);
else if (SPATIAL.includes(column.type)) { else if (SPATIAL.includes(column.type)) {
let geoJson = ''; let geoJson;
if (Array.isArray(val)) { if (IS_MULTI_SPATIAL.includes(column.type)) {
if (getArrayDepth(val) === 1) const features = [];
geoJson = lineString(val.reduce((acc, curr) => [...acc, [curr.x, curr.y]], [])); for (const element of val)
else features.push(this.getMarkers(element));
geoJson = polygon(val.map(arr => arr.reduce((acc, curr) => [...acc, [curr.x, curr.y]], [])));
geoJson = {
type: 'FeatureCollection',
features
};
} }
else else
geoJson = point([val.x, val.y]); geoJson = this._getGeoJSON(val);
sqlInsertString += `ST_GeomFromGeoJSON('${JSON.stringify(geoJson)}')`; sqlInsertString += `ST_GeomFromGeoJSON('${JSON.stringify(geoJson)}')`;
} }
@ -392,4 +396,15 @@ ${footer}
return `'${escapedVal}'`; return `'${escapedVal}'`;
} }
_getGeoJSON (val) {
if (Array.isArray(val)) {
if (getArrayDepth(val) === 1)
return lineString(val.reduce((acc, curr) => [...acc, [curr.x, curr.y]], []));
else
return polygon(val.map(arr => arr.reduce((acc, curr) => [...acc, [curr.x, curr.y]], [])));
}
else
return point([val.x, val.y]);
}
} }