umami/lib/filters.js
2023-04-02 10:00:28 -07:00

79 lines
1.6 KiB
JavaScript

export const urlFilter = data => {
const map = data.reduce((obj, { x, y }) => {
if (x) {
if (!obj[x]) {
obj[x] = y;
} else {
obj[x] += y;
}
}
return obj;
}, {});
return Object.keys(map).map(key => ({ x: key, y: map[key] }));
};
export const refFilter = data => {
const links = {};
const map = data.reduce((obj, { x, y }) => {
let id;
try {
const url = new URL(x);
id = url.hostname.replace(/www\./, '') || url.href;
} catch {
id = '';
}
links[id] = x;
if (!obj[id]) {
obj[id] = y;
} else {
obj[id] += y;
}
return obj;
}, {});
return Object.keys(map).map(key => ({ x: key, y: map[key], w: links[key] }));
};
export const emptyFilter = data => {
return data.map(item => (item.x ? item : null)).filter(n => n);
};
export const percentFilter = data => {
const total = data.reduce((n, { y }) => n + y, 0);
return data.map(({ x, y, ...props }) => ({ x, y, z: total ? (y / total) * 100 : 0, ...props }));
};
export const paramFilter = data => {
const map = data.reduce((obj, { x, y }) => {
try {
const searchParams = new URLSearchParams(x);
for (const [key, value] of searchParams) {
if (!obj[key]) {
obj[key] = { [value]: y };
} else if (!obj[key][value]) {
obj[key][value] = y;
} else {
obj[key][value] += y;
}
}
} catch {
// Ignore
}
return obj;
}, {});
return Object.keys(map).flatMap(key =>
Object.keys(map[key]).map(n => ({ x: `${key}=${n}`, p: key, v: n, y: map[key][n] })),
);
};