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Factor out render suggestions.

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Eddie Antonio Santos 2019-04-01 16:01:28 -04:00
parent 17ae94b6f6
commit 6257fe5c0b
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GPG key ID: DD411EA4D9509D87
1 changed files with 16 additions and 8 deletions
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24
common/test/predictive-text/index.js
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@ -43,22 +43,30 @@ async function asyncMain() {
// Initial line:
process.stdout.write(`> ${ANSI.SAVE_CURSOR_POSITION}`);
// Proceed to next line to write suggestions.
let suggestions = Array.from(await lm.predict(insertCharacter('n'), getCurrentContext()));
renderSuggestions(suggestions, 1);
}
/**
* Render the given suggestions on the next line after the cursor.
*/
function renderSuggestions(suggestions, selected) {
// Wherever we are, save the current cursor position.
process.stdout.write(`${ANSI.SAVE_CURSOR_POSITION}`);
// Jump to next line and erase it to write suggestions.
process.stdout.write(ANSI.CURSOR_NEXT_LINE + ANSI.ERASE_IN_LINE());
let suggestions = await lm.predict(insertCharacter('n'), getCurrentContext());
// Format the displayed suggestions.
let selected = 0;
let names = Array.from(suggestions)
let line = suggestions
.map(({displayAs}, index) => {
if (index === selected) {
return `[${ANSI.REVERSE_VIDEO}${displayAs}${ANSI.NORMAL_VIDEO}]`;
return `${ANSI.REVERSE_VIDEO}[${displayAs}]${ANSI.NORMAL_VIDEO}`;
}
return `[ ${displayAs} ]`
}).join(' ');
process.stdout.write(names);
process.stdout.write(ANSI.RESTORE_CURSOR_POSITION);
process.stdout.write(line + ANSI.RESTORE_CURSOR_POSITION);
}
/**