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Split searching and listing

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This commit is contained in:
Maximilian Krög
2020-07-12 11:22:59 +02:00
parent dc05cacefa
commit 292ff812fe
1 changed files with 66 additions and 63 deletions
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129
examples/index.js
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@@ -24,78 +24,81 @@
}, 500); }, 500);
} }
function filterList(text) { function getMatchingExamples(text) {
let examples;
if (text.length < 2) { if (text.length < 2) {
examples = info.examples; return info.examples;
} else { }
const words = text.split(/\W+/); const words = text.split(/\W+/);
const scores = {}; const scores = {};
for (let i = 0; i < words.length; ++i) { for (let i = 0; i < words.length; ++i) {
const word = words[i].toLowerCase(); const word = words[i].toLowerCase();
let dict = info.index[word]; let dict = info.index[word];
const updateScores = function () { const updateScores = function () {
// eslint-disable-next-line prefer-const // eslint-disable-next-line prefer-const
for (let exIndex in dict) { for (let exIndex in dict) {
const count = dict[exIndex]; const count = dict[exIndex];
if (scores[exIndex]) { if (scores[exIndex]) {
if (scores[exIndex][word]) { if (scores[exIndex][word]) {
scores[exIndex][word] += count; scores[exIndex][word] += count;
} else {
scores[exIndex][word] = count;
}
} else { } else {
scores[exIndex] = {};
scores[exIndex][word] = count; scores[exIndex][word] = count;
} }
} else {
scores[exIndex] = {};
scores[exIndex][word] = count;
} }
}; }
if (dict) { };
updateScores(); if (dict) {
} else { updateScores();
const r = new RegExp(word); } else {
// eslint-disable-next-line prefer-const const r = new RegExp(word);
for (let idx in info.index) { // eslint-disable-next-line prefer-const
if (r.test(idx)) { for (let idx in info.index) {
dict = info.index[idx]; if (r.test(idx)) {
updateScores(); dict = info.index[idx];
} updateScores();
} }
} }
} }
examples = [];
// eslint-disable-next-line prefer-const
for (let j in scores) {
const ex = info.examples[j];
ex.score = scores[j];
examples.push(ex);
}
// sort examples by first by number of words matched, then
// by word frequency
examples.sort(function (a, b) {
let cmp;
let aWords = 0,
bWords = 0;
let aScore = 0,
bScore = 0;
// eslint-disable-next-line prefer-const
for (let i in a.score) {
aScore += a.score[i];
aWords += 1;
}
// eslint-disable-next-line prefer-const
for (let j in b.score) {
bScore += b.score[j];
bWords += 1;
}
if (aWords == bWords) {
cmp = bScore - aScore;
} else {
cmp = bWords - aWords;
}
return cmp;
});
} }
const examples = [];
// eslint-disable-next-line prefer-const
for (let j in scores) {
const ex = info.examples[j];
ex.score = scores[j];
examples.push(ex);
}
// sort examples by first by number of words matched, then
// by word frequency
examples.sort(function (a, b) {
let cmp;
let aWords = 0,
bWords = 0;
let aScore = 0,
bScore = 0;
// eslint-disable-next-line prefer-const
for (let i in a.score) {
aScore += a.score[i];
aWords += 1;
}
// eslint-disable-next-line prefer-const
for (let j in b.score) {
bScore += b.score[j];
bWords += 1;
}
if (aWords == bWords) {
cmp = bScore - aScore;
} else {
cmp = bWords - aWords;
}
return cmp;
});
return examples;
}
function filterList(text) {
const examples = getMatchingExamples(text);
listExamples(examples); listExamples(examples);
} }