@dotglitch/ngx-common
Version:
Angular components and utilities that are commonly used.
69 lines • 10.5 kB
JavaScript
export const sleep = ms => new Promise(r => setTimeout(r, ms));
/**
* Prompt the user to save a json file of the given object.
*/
export const saveObjectAsFile = (name, data) => {
const a = document.createElement("a");
const file = new Blob([JSON.stringify(data)], { type: "application/json" });
a.href = URL.createObjectURL(file);
a.download = name;
a.click();
a.remove();
};
/**
* Convert a string `fooBAR baz_160054''"1]"` into a slug: `foobar-baz-1600541`
*/
export const stringToSlug = (text) => (text || '')
.trim()
.toLowerCase()
.replace(/[\-_+ ]/g, '-')
.replace(/[^a-z0-9\-\/]/g, '');
/**
* Helper to update the page URL.
* @param page component page ID to load.
* @param data string or JSON data for query params.
*/
export const updateUrl = (page, data = {}, replaceState = false) => {
const [oldHash, qstring] = location.hash.split('?');
if (!page)
page = oldHash.split('/')[1];
const hash = `#/${page}`;
// Convert the data object to JSON.
if (data instanceof URLSearchParams) {
data = [...data.entries()].map(([k, v]) => ({ [k]: v })).reduce((a, b) => ({ ...a, ...b }), {});
}
const query = new URLSearchParams(data);
const prevParams = new URLSearchParams(qstring);
// If the hash is the same, retain params.
if (hash == oldHash) {
replaceState = true;
for (const [key, value] of prevParams.entries())
if (!query.has(key))
query.set(key, prevParams.get(key));
}
for (const [key, val] of query.entries()) {
if (val == null ||
val == undefined ||
val == '' ||
val == 'null' ||
Number.isNaN(val) ||
val == 'NaN')
query.delete(key);
}
if (!(hash.toLowerCase() == "#/frame") || data['id'] == -1)
query.delete('id');
const strQuery = query.toString();
console.log(data, hash, strQuery);
if (replaceState) {
window.history.replaceState(data, '', hash + (strQuery ? ('?' + strQuery) : ''));
}
else {
window.history.pushState(data, '', hash + (strQuery ? ('?' + strQuery) : ''));
}
};
export const getUrlData = (source = window.location.hash) => {
const [hash, query] = source.split('?');
let data = new URLSearchParams(query);
return [...data.entries()].map(([k, v]) => ({ [k]: v })).reduce((a, b) => ({ ...a, ...b }), {});
};
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const sleep = ms => new Promise(r => setTimeout(r, ms));\n\n/**\n * Prompt the user to save a json file of the given object.\n */\nexport const saveObjectAsFile = (name: string, data: Object) => {\n    const a = document.createElement(\"a\");\n    const file = new Blob([JSON.stringify(data)], { type: \"application/json\" });\n    a.href = URL.createObjectURL(file);\n    a.download = name;\n    a.click();\n    a.remove();\n};\n\n/**\n * Convert a string `fooBAR baz_160054''\"1]\"` into a slug: `foobar-baz-1600541`\n */\nexport const stringToSlug = (text: string) =>\n    (text || '')\n        .trim()\n        .toLowerCase()\n        .replace(/[\\-_+ ]/g, '-')\n        .replace(/[^a-z0-9\\-\\/]/g, '');\n\n\n/**\n* Helper to update the page URL.\n* @param page component page ID to load.\n* @param data string or JSON data for query params.\n*/\nexport const updateUrl = (page?: string, data: string | string[][] | Record<string, string | number> | URLSearchParams = {}, replaceState = false) => {\n    const [oldHash, qstring] = location.hash.split('?');\n\n    if (!page)\n        page = oldHash.split('/')[1];\n\n    const hash = `#/${page}`;\n\n    // Convert the data object to JSON.\n    if (data instanceof URLSearchParams) {\n        data = [...(data as any).entries()].map(([k, v]) => ({ [k]: v })).reduce((a, b) => ({ ...a, ...b }), {});\n    }\n\n    const query = new URLSearchParams(data as any) as any;\n    const prevParams = new URLSearchParams(qstring) as any;\n\n    // If the hash is the same, retain params.\n    if (hash == oldHash) {\n        replaceState = true;\n        for (const [key, value] of prevParams.entries())\n            if (!query.has(key))\n                query.set(key, prevParams.get(key));\n    }\n\n    for (const [key, val] of query.entries()) {\n        if (\n            val == null ||\n            val == undefined ||\n            val == '' ||\n            val == 'null' ||\n            Number.isNaN(val) ||\n            val == 'NaN'\n        )\n            query.delete(key);\n    }\n\n    if (!(hash.toLowerCase() == \"#/frame\") || data['id'] == -1)\n        query.delete('id');\n\n\n    const strQuery = query.toString();\n    console.log(data, hash, strQuery);\n    if (replaceState) {\n        window.history.replaceState(data, '', hash + (strQuery ? ('?' + strQuery) : ''));\n    }\n    else {\n        window.history.pushState(data, '', hash + (strQuery ? ('?' + strQuery) : ''));\n    }\n};\n\nexport const getUrlData = (source = window.location.hash) => {\n    const [hash, query] = source.split('?');\n    let data = new URLSearchParams(query) as any;\n    return [...data.entries()].map(([k, v]) => ({ [k]: v })).reduce((a, b) => ({ ...a, ...b }), {});\n};\n"]}