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simple auto-completion for the search box

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This commit is contained in:
Andreas Huber
2016-12-23 10:32:51 +01:00
parent bc5d1b0b7b
commit 95e34831d3
21 changed files with 725 additions and 68 deletions
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66
pdb-ui/src/main/java/org/lucares/pdbui/PdbController.java
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@@ -2,9 +2,17 @@ package org.lucares.pdbui;
import java.io.File;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import org.lucares.ludb.Proposal;
import org.lucares.pdbui.domain.AutocompleteProposal;
import org.lucares.pdbui.domain.AutocompleteProposalByValue;
import org.lucares.pdbui.domain.AutocompleteResponse;
import org.lucares.pdbui.domain.PlotRequest;
import org.lucares.pdbui.domain.PlotResponse;
import org.lucares.performance.db.CollectionUtils;
import org.lucares.recommind.logs.InternalPlottingException;
import org.lucares.recommind.logs.Plotter;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
@@ -13,15 +21,18 @@ import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
@Controller
@EnableAutoConfiguration
public class PdbController implements HardcodedValues {
public class PdbController implements HardcodedValues, CollectionUtils {
private final Plotter plotter;
private final PdbRepository db;
public PdbController(final Plotter plotter) {
public PdbController(final PdbRepository db, final Plotter plotter) {
this.db = db;
this.plotter = plotter;
}
@@ -34,8 +45,12 @@ public class PdbController implements HardcodedValues {
PlotResponse createPlot(@RequestBody final PlotRequest request) {
try {
System.out.println(request.getQuery());
final File image = plotter.plot(request.getQuery(), request.getHeight(), request.getWidth());
final String query = request.getQuery();
final int height = request.getHeight();
final int width = request.getWidth();
System.out.println(query);
final File image = plotter.plot(query, height, width);
final Path relativeImagePath = plotter.getOutputDir().relativize(image.toPath());
return new PlotResponse(WEB_IMAGE_OUTPUT_PATH + "/" + relativeImagePath.toString());
@@ -45,4 +60,47 @@ public class PdbController implements HardcodedValues {
}
}
@RequestMapping(path = "/autocomplete", //
method = RequestMethod.GET, //
consumes = MediaType.APPLICATION_FORM_URLENCODED_VALUE, //
produces = MediaType.APPLICATION_JSON_UTF8_VALUE //
)
@ResponseBody
AutocompleteResponse autocomplete(@RequestParam(name = "query") final String query,
@RequestParam(name = "caretIndex") final int caretIndex) {
try {
final AutocompleteResponse result = new AutocompleteResponse();
final int zeroBasedCaretIndex = caretIndex - 1;
final List<Proposal> proposals = db.autocomplete(query, zeroBasedCaretIndex);
final List<Proposal> nonEmptyProposals = filter(proposals, p -> p.getResults() > 0);
final List<AutocompleteProposal> autocompleteProposals = toAutocompleteProposals(nonEmptyProposals);
Collections.sort(autocompleteProposals, new AutocompleteProposalByValue());
result.setProposals(autocompleteProposals);
return result;
} catch (final Exception e) {
e.printStackTrace();
throw new InternalServerError(e);
}
}
private List<AutocompleteProposal> toAutocompleteProposals(final List<Proposal> proposals) {
final List<AutocompleteProposal> result = new ArrayList<>();
for (final Proposal proposal : proposals) {
final AutocompleteProposal e = new AutocompleteProposal();
e.setValue(proposal.getProposedTag());
e.setProposedQuery(proposal.getProposedQuery());
result.add(e);
}
return result;
}
}