Add darkmode support

3 files changed, 147 insertions, 0 deletions

diff --git a/source/js/darkmode.js b/source/js/darkmode.js
new file mode 100644
index 0000000..c08347a
--- /dev/null
+++ b/source/js/darkmode.js
@@ -0,0 +1,36 @@
+"use strict";
+// Darkmode Listener
+var SystemDarkmodePrefrence;
+(function (SystemDarkmodePrefrence) {
+    SystemDarkmodePrefrence[SystemDarkmodePrefrence["dark"] = 0] = "dark";
+    SystemDarkmodePrefrence[SystemDarkmodePrefrence["light"] = 1] = "light";
+})(SystemDarkmodePrefrence || (SystemDarkmodePrefrence = {}));
+;
+var DarkmodeListener = /** @class */ (function () {
+    function DarkmodeListener() {
+        var darking = window.matchMedia('(prefers-color-scheme: dark)').matches;
+        this._mode = darking ? SystemDarkmodePrefrence.dark : SystemDarkmodePrefrence.light;
+        this._handlers = [];
+        this._listen();
+    }
+    DarkmodeListener.prototype._listen = function () {
+        var _this = this;
+        var media = window.matchMedia('(prefers-color-scheme: dark)');
+        var callback = function (event) {
+            var mode = event.matches ? SystemDarkmodePrefrence.dark : SystemDarkmodePrefrence.light;
+            _this._handlers.forEach(function (handler) {
+                handler(mode);
+            });
+            _this._mode = mode;
+        };
+        media.addEventListener("change", callback);
+    };
+    DarkmodeListener.prototype.add = function (callback) {
+        this._handlers.push(callback);
+    };
+    DarkmodeListener.prototype.mode = function () {
+        return this._mode;
+    };
+    return DarkmodeListener;
+}());
+;
diff --git a/source/js/darkmode.ts b/source/js/darkmode.ts
new file mode 100644
index 0000000..db24d0a
--- /dev/null
+++ b/source/js/darkmode.ts
@@ -0,0 +1,37 @@
+// Darkmode Listener
+enum SystemDarkmodePrefrence {
+    dark = 0,
+    light = 1
+};
+
+class DarkmodeListener {
+    private _mode: SystemDarkmodePrefrence;
+    private _handlers: ((mode: SystemDarkmodePrefrence)=>void)[];
+
+    public constructor() {
+        let darking = window.matchMedia('(prefers-color-scheme: dark)').matches;
+        this._mode = darking ? SystemDarkmodePrefrence.dark : SystemDarkmodePrefrence.light;
+        this._handlers = [];
+        this._listen();
+    }
+
+    private _listen(): void {
+        let media = window.matchMedia('(prefers-color-scheme: dark)');
+        let callback = (event: MediaQueryListEvent) => {
+            let mode = event.matches ? SystemDarkmodePrefrence.dark : SystemDarkmodePrefrence.light;
+            this._handlers.forEach(handler => {
+                handler(mode);
+            });
+            this._mode = mode;
+        };
+        media.addEventListener("change", callback);
+    }
+
+    public add(callback: (mode: SystemDarkmodePrefrence)=>void): void {
+        this._handlers.push(callback);
+    }
+
+    public mode(): SystemDarkmodePrefrence {
+        return this._mode;
+    }
+};
diff --git a/source/js/tsconfig.json b/source/js/tsconfig.json
new file mode 100644
index 0000000..0e0c422
--- /dev/null
+++ b/source/js/tsconfig.json
@@ -0,0 +1,74 @@
+{
+  "compilerOptions": {
+    /* Visit https://aka.ms/tsconfig.json to read more about this file */
+
+    /* Basic Options */
+    // "incremental": true,                         /* Enable incremental compilation */
+    "target": "es5",                                /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019', 'ES2020', or 'ESNEXT'. */
+    // "module": "commonjs",                           /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', 'es2020', or 'ESNext'. */
+    // "lib": [],                                   /* Specify library files to be included in the compilation. */
+    // "allowJs": true,                             /* Allow javascript files to be compiled. */
+    // "checkJs": true,                             /* Report errors in .js files. */
+    // "jsx": "preserve",                           /* Specify JSX code generation: 'preserve', 'react-native', 'react', 'react-jsx' or 'react-jsxdev'. */
+    // "declaration": true,                         /* Generates corresponding '.d.ts' file. */
+    // "declarationMap": true,                      /* Generates a sourcemap for each corresponding '.d.ts' file. */
+    // "sourceMap": true,                           /* Generates corresponding '.map' file. */
+    // "outFile": "./",                             /* Concatenate and emit output to single file. */
+    "outDir": "./",                              /* Redirect output structure to the directory. */
+    "rootDir": "./",                             /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */
+    // "composite": true,                           /* Enable project compilation */
+    // "tsBuildInfoFile": "./",                     /* Specify file to store incremental compilation information */
+    // "removeComments": true,                      /* Do not emit comments to output. */
+    // "noEmit": true,                              /* Do not emit outputs. */
+    // "importHelpers": true,                       /* Import emit helpers from 'tslib'. */
+    // "downlevelIteration": true,                  /* Provide full support for iterables in 'for-of', spread, and destructuring when targeting 'ES5' or 'ES3'. */
+    // "isolatedModules": true,                     /* Transpile each file as a separate module (similar to 'ts.transpileModule'). */
+
+    /* Strict Type-Checking Options */
+    "strict": true,                                 /* Enable all strict type-checking options. */
+    // "noImplicitAny": true,                       /* Raise error on expressions and declarations with an implied 'any' type. */
+    // "strictNullChecks": true,                    /* Enable strict null checks. */
+    // "strictFunctionTypes": true,                 /* Enable strict checking of function types. */
+    // "strictBindCallApply": true,                 /* Enable strict 'bind', 'call', and 'apply' methods on functions. */
+    // "strictPropertyInitialization": true,        /* Enable strict checking of property initialization in classes. */
+    // "noImplicitThis": true,                      /* Raise error on 'this' expressions with an implied 'any' type. */
+    // "alwaysStrict": true,                        /* Parse in strict mode and emit "use strict" for each source file. */
+
+    /* Additional Checks */
+    // "noUnusedLocals": true,                      /* Report errors on unused locals. */
+    // "noUnusedParameters": true,                  /* Report errors on unused parameters. */
+    // "noImplicitReturns": true,                   /* Report error when not all code paths in function return a value. */
+    // "noFallthroughCasesInSwitch": true,          /* Report errors for fallthrough cases in switch statement. */
+    // "noUncheckedIndexedAccess": true,            /* Include 'undefined' in index signature results */
+    // "noPropertyAccessFromIndexSignature": true,  /* Require undeclared properties from index signatures to use element accesses. */
+
+    /* Module Resolution Options */
+    // "moduleResolution": "node",                  /* Specify module resolution strategy: 'node' (Node.js) or 'classic' (TypeScript pre-1.6). */
+    // "baseUrl": "./",                             /* Base directory to resolve non-absolute module names. */
+    // "paths": {},                                 /* A series of entries which re-map imports to lookup locations relative to the 'baseUrl'. */
+    // "rootDirs": [],                              /* List of root folders whose combined content represents the structure of the project at runtime. */
+    // "typeRoots": [],                             /* List of folders to include type definitions from. */
+    // "types": [],                                 /* Type declaration files to be included in compilation. */
+    // "allowSyntheticDefaultImports": true,        /* Allow default imports from modules with no default export. This does not affect code emit, just typechecking. */
+    "esModuleInterop": true,                        /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */
+    // "preserveSymlinks": true,                    /* Do not resolve the real path of symlinks. */
+    // "allowUmdGlobalAccess": true,                /* Allow accessing UMD globals from modules. */
+
+    /* Source Map Options */
+    // "sourceRoot": "",                            /* Specify the location where debugger should locate TypeScript files instead of source locations. */
+    // "mapRoot": "",                               /* Specify the location where debugger should locate map files instead of generated locations. */
+    // "inlineSourceMap": true,                     /* Emit a single file with source maps instead of having a separate file. */
+    // "inlineSources": true,                       /* Emit the source alongside the sourcemaps within a single file; requires '--inlineSourceMap' or '--sourceMap' to be set. */
+
+    /* Experimental Options */
+    // "experimentalDecorators": true,              /* Enables experimental support for ES7 decorators. */
+    // "emitDecoratorMetadata": true,               /* Enables experimental support for emitting type metadata for decorators. */
+
+    /* Advanced Options */
+    "skipLibCheck": true,                           /* Skip type checking of declaration files. */
+    "forceConsistentCasingInFileNames": true        /* Disallow inconsistently-cased references to the same file. */
+  },
+  "files": [
+    "darkmode.ts"
+  ]
+}