Skip to content

Refactored download functionality and added Download.jsx page #318

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
ChandanaKonan wants to merge 2 commits into
base: development
Choose a base branch
from
Open

Refactored download functionality and added Download.jsx page #318

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
bbaba97
Reset filters when location changes
ChandanaKonan Mar 1, 2026
199f367
Added Download.jsx page and refactored download logic
ChandanaKonan Mar 8, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
365 changes: 157 additions & 208 deletions src/actions/getWaterbodyData.jsx
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,231 +1,180 @@
import getVectorLayers from "./getVectorLayers";
import GeoJSON from "ol/format/GeoJSON";
import { Style, Fill, Stroke } from "ol/style";
import { Style, Stroke } from "ol/style";

export const getWaterbodyData = async ({
district,
block,
map,
waterbodyUID = null,
}) => {
console.log(district,block,waterbodyUID,map)
if (
!district?.label ||
!block?.label ||
!map
) {
console.warn("Missing district/block label in getWaterbodyData", {
district,
block,
});
return null;
}
district,
block,
map,
waterbodyUID = null,
}) => {

if (!district?.label || !block?.label || !map) {
console.warn("Missing district/block label in getWaterbodyData");
return null;
}

const dist = district.label.toLowerCase().replace(/\s+/g, "_");
const blk = block.label.toLowerCase().replace(/\s+/g, "_");

const yellowWaterbodyStyle = new Style({
stroke: new Stroke({
color: "yellow",
width: 1.5,
}),
});

const transformName = (name) => {
if (!name) return "";

// Extract base + alias from parentheses
const match = name.match(/^(.+?)\s*\((.+?)\)$/);

let parts = [];

if (match) {
const main = match[1];
const alias = match[2];

parts = [main, alias];
} else {
// no parentheses → repeat twice
parts = [name];
const extractMwsUidList = (mwsUidString) => {
if (!mwsUidString) return [];
return mwsUidString.split("_").reduce((acc, val, idx, arr) => {
if (idx % 2 === 0 && arr[idx + 1]) {
acc.push(`${val}_${arr[idx + 1]}`);
}

return parts
.map((p) =>
p
.replace(/[^\w\s-]/g, "") // remove special chars
.replace(/\s+/g, "_") // Space
.replace(/_+/g, "_") // collapse _
.replace(/^_|_$/g, "") // trim _
.toLowerCase()
)
.join("_");
};

const dist = transformName(district.label);

const blk = transformName(block.label);

const yellowWaterbodyStyle = new Style({
stroke: new Stroke({
color: "yellow",
width: 1.5,
}),
return acc;
}, []);
};

// ===================== WATERBODY ======================

const wbLayerName = `surface_waterbodies_${dist}_${blk}`;
const wbLayer = await getVectorLayers("swb", wbLayerName, false, true);
map.addLayer(wbLayer);

wbLayer.setStyle(yellowWaterbodyStyle);

const wbSource = wbLayer.getSource();
const view = map.getView();
const extent = view.calculateExtent(map.getSize());

wbSource.loadFeatures(extent, view.getResolution(), view.getProjection());
const wbFeatures = await waitForFeatures(wbSource);

let matchedWaterbody = null;

if (waterbodyUID) {
matchedWaterbody = wbFeatures.find((f) => {
const uid = f.get("UID") || f.get("uid");
return uid?.toString() === waterbodyUID.toString();
});
}

// ===================== MWS ======================

const mwsLayerName = `deltaG_well_depth_${dist}_${blk}`;
const mwsLayer = await getVectorLayers("mws_layers", mwsLayerName, false, true);
map.addLayer(mwsLayer);

const mwsSource = mwsLayer.getSource();
mwsSource.loadFeatures(extent, view.getResolution(), view.getProjection());
const mwsFeatures = await waitForFeatures(mwsSource);

let matchedMWS = [];

if (matchedWaterbody) {
const wbMwsUID =
matchedWaterbody.get("MWS_UID") ||
matchedWaterbody.get("mws_uid");

if (wbMwsUID) {
const mwsUidList = extractMwsUidList(wbMwsUID.toString());

const extractMwsUidList = (mwsUidString) => {
if (!mwsUidString) return [];

return mwsUidString
.split("_")
.reduce((acc, val, idx, arr) => {
// join pairs: 12 + 33823 → 12_33823
if (idx % 2 === 0 && arr[idx + 1]) {
acc.push(`${val}_${arr[idx + 1]}`);
}
return acc;
}, []);
};

const wbLayerName = `surface_waterbodies_${dist}_${blk}`;
const wbLayer = await getVectorLayers("swb", wbLayerName, false, true);
map.addLayer(wbLayer);

wbLayer.setStyle(yellowWaterbodyStyle);

const wbSource = wbLayer.getSource();
const view = map.getView();
const extent = view.calculateExtent(map.getSize());

wbSource.loadFeatures(extent, view.getResolution(), view.getProjection());
const wbFeatures = await waitForFeatures(wbSource);

let matchedWaterbody = null;

if (waterbodyUID) {
matchedWaterbody = wbFeatures.find((f) => {
const uid = f.get("UID") || f.get("uid");
return uid?.toString() === waterbodyUID.toString();
matchedMWS = mwsFeatures.filter((f) => {
const uid = (f.get("uid") || f.get("UID"))?.toString();
return uid && mwsUidList.includes(uid.trim());
});

if (!matchedWaterbody) {
console.warn(" No waterbody matched UID:", waterbodyUID);
}
}

const mwsLayerName = `deltaG_well_depth_${dist}_${blk}`;
const mwsLayer = await getVectorLayers(
"mws_layers",
mwsLayerName,
false,
true
);
map.addLayer(mwsLayer);

const mwsSource = mwsLayer.getSource();
mwsSource.loadFeatures(extent, view.getResolution(), view.getProjection());
const mwsFeatures = await waitForFeatures(mwsSource);


let matchedMWS = [];

if (matchedWaterbody) {
const wbMwsUID =
matchedWaterbody.get("MWS_UID") ||
matchedWaterbody.get("mws_uid");

if (wbMwsUID) {
// extract list like ["12_308838","12_311076","12_316294"]
const mwsUidList = extractMwsUidList(wbMwsUID.toString());


matchedMWS = mwsFeatures.filter((f) => {
const uid = (f.get("uid") || f.get("UID"))?.toString();
return uid && mwsUidList.includes(uid.trim());
});
}
}
}

// ===================== ZOI FETCH ======================
const zoiLayerName = `waterbodies_zoi_${dist}_${blk}`;
// ===================== ZOI ======================

// Try multiple namespaces — some servers store ZOI differently
const zoiLayer =
(await getVectorLayers("swb", zoiLayerName, false, true)) ||
(await getVectorLayers("zoi_layers", zoiLayerName, false, true)) ||
null;
const zoiLayerName = `waterbodies_zoi_${dist}_${blk}`;

console.log("Zoi layer check:", {
dist,
blk,
try1: `swb:waterbodies_zoi_${dist}_${blk}`,
try2: `zoi_layers:waterbodies_zoi_${dist}_${blk}`
});

const zoiLayer =
(await getVectorLayers("swb", zoiLayerName, false, true)) ||
(await getVectorLayers("zoi_layers", zoiLayerName, false, true)) ||
null;

let rawZoiFeatures = [];
let matchedZOI = [];
let rawZoiFeatures = [];
let matchedZOI = [];

if (zoiLayer) {
map.addLayer(zoiLayer);
if (zoiLayer) {
map.addLayer(zoiLayer);

const zoiSource = zoiLayer.getSource();
zoiSource.loadFeatures(extent, view.getResolution(), view.getProjection());
const zoiSource = zoiLayer.getSource();
zoiSource.loadFeatures(extent, view.getResolution(), view.getProjection());

rawZoiFeatures = await waitForFeatures(zoiSource);
rawZoiFeatures = await waitForFeatures(zoiSource);

// Match only for selected WB
if (matchedWaterbody) {
const wbUid =
matchedWaterbody.get("UID")?.toString()?.trim() ||
matchedWaterbody.get("uid")?.toString()?.trim();

matchedZOI = rawZoiFeatures.filter(f => {
const zUid =
f.get("UID")?.toString()?.trim() ||
f.get("uid")?.toString()?.trim();
return zUid === wbUid;
});
if (matchedWaterbody) {
const wbUid =
matchedWaterbody.get("UID")?.toString()?.trim() ||
matchedWaterbody.get("uid")?.toString()?.trim();

matchedZOI = rawZoiFeatures.filter((f) => {
const zUid =
f.get("UID")?.toString()?.trim() ||
f.get("uid")?.toString()?.trim();
return zUid === wbUid;
});
}
}
}
console.log("ZOI Layer fetched:", rawZoiFeatures.length);
console.log("ZOI matched:", matchedZOI.length);



return {
wbLayer,
wbFeatures,

waterbody: matchedWaterbody
? {

// ===================== FINAL RETURN ======================

return {
wbLayer,
wbFeatures,

waterbody: matchedWaterbody
? (() => {
const geo = new GeoJSON().writeFeatureObject(matchedWaterbody, {
dataProjection: "EPSG:4326",
featureProjection: "EPSG:4326",
});
delete geo.properties;
return {
olFeature: matchedWaterbody,
geojson: new GeoJSON().writeFeatureObject(matchedWaterbody, {
dataProjection: "EPSG:4326",
featureProjection: "EPSG:4326",
}),
}
: null,


mws: matchedMWS.length
? matchedMWS.map(f => ({
geojson: geo,
};
})()
: null,

mws: matchedMWS.length
? matchedMWS.map((f) => {
const geo = new GeoJSON().writeFeatureObject(f, {
dataProjection: "EPSG:4326",
featureProjection: "EPSG:4326",
});
delete geo.properties;
return {
olFeature: f,
geojson: new GeoJSON().writeFeatureObject(f, {
dataProjection: "EPSG:4326",
featureProjection: "EPSG:4326",
})
}))
: [],

zoi: matchedZOI.length
? matchedZOI.map(f =>
new GeoJSON().writeFeatureObject(f, {
dataProjection: "EPSG:4326",
featureProjection: "EPSG:4326",
geojson: geo,
};
})
: [],

zoi: matchedZOI.length
? matchedZOI.map((f) => {
const geo = new GeoJSON().writeFeatureObject(f, {
dataProjection: "EPSG:4326",
featureProjection: "EPSG:4326",
});
delete geo.properties;
return geo;
})
)
: [],

};
: [],
};

const waitForFeatures = (source) =>
new Promise((resolve) => {
const interval = setInterval(() => {
const feats = source.getFeatures();
if (feats.length > 0) {
clearInterval(interval);
resolve(feats);
}
}, 200);
});
};

// ===================== WAIT FUNCTION ======================

const waitForFeatures = (source) =>
new Promise((resolve) => {
const interval = setInterval(() => {
const feats = source.getFeatures();
if (feats.length > 0) {
clearInterval(interval);
resolve(feats);
}
}, 200);
});
Loading