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WV-3220 Smaller Extent BBox For Finding High-Resolution Imagery #5347

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merged 2 commits into from
Jul 22, 2024
Merged

WV-3220 Smaller Extent BBox For Finding High-Resolution Imagery #5347

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2c74d7f
Added smallerExtent
christof-wittreich Jul 17, 2024
33e87b4
Added getSmallerExtent reusable function
christof-wittreich Jul 18, 2024
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22 changes: 20 additions & 2 deletions web/js/components/layer/settings/imagery-search.js
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Original file line number Diff line number Diff line change
Expand Up @@ -46,8 +46,17 @@ export default function ImagerySearch({ layer }) {
}
return maxExtent[i];
});
const xDiff = Math.abs(extent[0] - extent[2]);
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const yDiff = Math.abs(extent[1] - extent[3]);
// Reduce width by 40% and height by 20%, to show only centered data
const smallerExtent = [
extent[0] + (xDiff * 0.2),
extent[1] + (yDiff * 0.1),
extent[2] - (xDiff * 0.2),
extent[3] - (yDiff * 0.1),
];
try {
const olderUrl = `https://cmr.earthdata.nasa.gov/search/granules.json?collection_concept_id=${conceptID}&bounding_box=${extent.join(',')}&temporal=,${refDate.toISOString()}&sort_key=-start_date&pageSize=25&page_num=${pageNum}`;
const olderUrl = `https://cmr.earthdata.nasa.gov/search/granules.json?collection_concept_id=${conceptID}&bounding_box=${smallerExtent.join(',')}&temporal=,${refDate.toISOString()}&sort_key=-start_date&pageSize=25&page_num=${pageNum}`;
const olderResponse = await fetch(olderUrl, { headers });
const olderGranules = await olderResponse.json();
const olderDates = olderGranules.feed.entry.map(parseGranuleTimestamp);
Expand All @@ -67,8 +76,17 @@ export default function ImagerySearch({ layer }) {
}
return maxExtent[i];
});
const xDiff = Math.abs(extent[0] - extent[2]);
const yDiff = Math.abs(extent[1] - extent[3]);
// Reduce width by 40% and height by 20%, to show only centered data
const smallerExtent = [
extent[0] + (xDiff * 0.2),
extent[1] + (yDiff * 0.1),
extent[2] - (xDiff * 0.2),
extent[3] - (yDiff * 0.1),
];
try {
const newerUrl = `https://cmr.earthdata.nasa.gov/search/granules.json?collection_concept_id=${conceptID}&bounding_box=${extent.join(',')}&temporal=${refDate.toISOString()},&sort_key=start_date&pageSize=25&page_num=${pageNum}`;
const newerUrl = `https://cmr.earthdata.nasa.gov/search/granules.json?collection_concept_id=${conceptID}&bounding_box=${smallerExtent.join(',')}&temporal=${refDate.toISOString()},&sort_key=start_date&pageSize=25&page_num=${pageNum}`;
const newerResponse = await fetch(newerUrl, { headers });
const newerGranules = await newerResponse.json();
const newerDates = newerGranules.feed.entry.map(parseGranuleTimestamp);
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