62 lines
2.2 KiB
JavaScript
62 lines
2.2 KiB
JavaScript
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// ONLYOFFICE Custom Function
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// Location: View -> Macros -> Custom Functions
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// Used on: "HSA Investiments Choices" tab (mutual funds -- Finnhub has no NAV coverage)
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// Data source: self-hosted STOCKPROXY service (see server_stockproxy.md / stockproxy_app.py)
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// https://stocks.kingdezigns.com
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//
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// Real shared secret lives in Vaultwarden -- never commit the real secret to this file.
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//
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// Usage in a cell:
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// =FUNDPRICE("MKDVX")
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// =FUNDPRICE_HIST("MKDVX", TEXT($B$3,"yyyy-mm-dd")) <- date MUST be passed as text
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(function () {
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var PROXY_BASE = "https://stocks.kingdezigns.com";
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var PROXY_SECRET = "YOUR_PROXY_SECRET_HERE";
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/**
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* Current mutual fund price via your own proxy.
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* @customfunction
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* @param {string} ticker Ticker symbol, e.g. "MKDVX"
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* @returns {any} Latest price, or an error string
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*/
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async function FUNDPRICE(ticker) {
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var url = PROXY_BASE + "/current?ticker=" + encodeURIComponent(ticker) + "&key=" + PROXY_SECRET;
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try {
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var r = await fetch(url);
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var data = await r.json();
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if (data && typeof data.price === "number") {
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return data.price;
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}
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return "#N/A";
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} catch (e) {
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return "#ERROR";
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}
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}
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/**
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* Historical fund price on/before a given date via your own proxy.
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* @customfunction
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* @param {string} ticker Ticker symbol, e.g. "MKDVX"
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* @param {string} dateStr Date as YYYY-MM-DD (wrap the date cell with TEXT(cell,"yyyy-mm-dd"))
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* @returns {any} Historical closing price, or an error string
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*/
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async function FUNDPRICE_HIST(ticker, dateStr) {
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var url = PROXY_BASE + "/historical?ticker=" + encodeURIComponent(ticker) +
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"&date=" + encodeURIComponent(dateStr) + "&key=" + PROXY_SECRET;
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try {
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var r = await fetch(url);
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var data = await r.json();
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if (data && typeof data.price === "number") {
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return data.price;
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}
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return "#N/A";
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} catch (e) {
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return "#ERROR";
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}
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}
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Api.AddCustomFunction(FUNDPRICE);
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Api.AddCustomFunction(FUNDPRICE_HIST);
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})();
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