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feat(pat-autosuggest): load more #1195

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feat(pat-autosuggest): load more #1195

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6960bf9
feat(pat-autosuggest): Add batching support for ajax requests.
reinhardt Jan 3, 2024
25f6eb9
Update src/pat/auto-suggest/auto-suggest.js
thet Jan 4, 2024
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22 changes: 19 additions & 3 deletions src/pat/auto-suggest/auto-suggest.js
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,8 @@ export const parser = new Parser("autosuggest");
parser.addArgument("ajax-data-type", "JSON");
parser.addArgument("ajax-search-index", "");
parser.addArgument("ajax-url", "");
parser.addArgument("ajax-batch-size", 10);
parser.addArgument("ajax-batch-mode", "fixed", ["fixed", "batched"]);
parser.addArgument("allow-new-words", true); // Should custom tags be allowed?
parser.addArgument("max-selection-size", 0);
parser.addArgument("minimum-input-length"); // Don't restrict by default so that all results show
Expand Down Expand Up @@ -258,14 +260,28 @@ export default Base.extend({
return {
index: this.options.ajax["search-index"],
q: term, // search term
page_limit: 10,
page_limit: this.options.ajax["batch-size"],
page: page,
};
},
results: (data, page) => {
// parse the results into the format expected by Select2.
// Parse the results into the format expected by Select2.
// data must be a list of objects with keys "id" and "text"
return { results: data, page: page };

// Check whether there are more results to come.
// If batch-mode is fixed, we do not load more
// results. Otherwise there are maybe more results
// if the number of items is the same as the
// batch-size.
// We expect the backend to return an empty list if
// a batch page is requested where there are no
// more results.
const load_more =
this.options.ajax["batch-mode"] !== "fixed" && // no batching if fixed.
Object.keys(data).length >=
this.options.ajax["batch-size"];

return { results: data, page: page, more: load_more };
},
},
},
Expand Down