From: Scott Worley Date: Wed, 26 Jan 2022 05:47:53 +0000 (-0800) Subject: Build and consume Log entries X-Git-Url: http://git.scottworley.com/vopamoi/commitdiff_plain/121d9948cc637922ae4f894b10c1635d73de15f2?ds=sidebyside Build and consume Log entries --- diff --git a/vopamoi.ts b/vopamoi.ts index 505781d..6cfdbf2 100644 --- a/vopamoi.ts +++ b/vopamoi.ts @@ -1,3 +1,18 @@ +// Typescript doesn't know about MAX_SAFE_INTEGER?? This was supposed to be +// fixed in typescript 2.0.1 in 2016, but is not working for me in typescript +// 4.2.4 in 2022. :( https://github.com/microsoft/TypeScript/issues/9937 +//const MAX_SAFE_INTEGER = Number.MAX_SAFE_INTEGER; +const MAX_SAFE_INTEGER = 9007199254740991; + +// A sane split that splits N *times*, leaving the last chunk unsplit. +function splitN(str: string, delimiter: string, limit: number = MAX_SAFE_INTEGER): string[] { + if (limit < 1) { + return [str]; + } + const at = str.indexOf(delimiter); + return at === -1 ? [str] : [str.substring(0, at)].concat(splitN(str.substring(at + delimiter.length), delimiter, limit - 1)); +} + const Model = { createTask: function (description: string) { const task = document.createElement("div"); @@ -24,7 +39,14 @@ const Model = { const Log = { addTask: function (description: string) { - Model.addTask(description); + this.applyLogEntry(`${Date.now()} Create ${description}`); + }, + + applyLogEntry: function (entry: string) { + const [timestamp, command, data] = splitN(entry, " ", 2); + if (command == "Create") { + Model.addTask(data); + } }, };