From ac85779f3b67ffc2953c17d0824be62b1f0acc86 Mon Sep 17 00:00:00 2001
From: Tim Schiewe <git@tforge.de>
Date: Mon, 30 Apr 2018 19:18:46 +0200
Subject: Implement interface/config based infrastructure

Fixes #2
---
 src/sources/FileSource.ts | 27 +++++++++++++++++++++++++++
 src/sources/HttpSource.ts | 22 ++++++++++++++++++++++
 src/sources/ISource.ts    |  3 +++
 3 files changed, 52 insertions(+)
 create mode 100644 src/sources/FileSource.ts
 create mode 100644 src/sources/HttpSource.ts
 create mode 100644 src/sources/ISource.ts

(limited to 'src/sources')

diff --git a/src/sources/FileSource.ts b/src/sources/FileSource.ts
new file mode 100644
index 0000000..fd4f6f7
--- /dev/null
+++ b/src/sources/FileSource.ts
@@ -0,0 +1,27 @@
+import {readFile} from 'fs';
+
+import {ISource} from './ISource';
+
+export class FileSource implements ISource {
+    private _path: string;
+    private _data: string = null;
+
+    constructor(path: string) {
+        this._path = path;
+    }
+
+    getData(): Promise<string> {
+        if (this._data) {
+            return Promise.resolve(this._data);
+        }
+
+        return new Promise<string>((resolve, reject) => {
+            readFile(this._path, (err, data) => {
+                if (err) return reject(err);
+
+                this._data = data.toString();
+                resolve(this._data);
+            });
+        });
+    }
+}
diff --git a/src/sources/HttpSource.ts b/src/sources/HttpSource.ts
new file mode 100644
index 0000000..45ddd7a
--- /dev/null
+++ b/src/sources/HttpSource.ts
@@ -0,0 +1,22 @@
+import {get} from 'http';
+
+import {ISource} from './ISource';
+
+export class HttpSource implements ISource {
+    private _uri: string;
+
+    constructor(path: string) {
+        this._uri = path;
+    }
+
+    getData(): Promise<string> {
+        return new Promise<string>((resolve, reject) => {
+            get(this._uri, (res) => {
+                let data = '';
+                res.on('error', reject);
+                res.on('data', chunk => data += chunk);
+                res.on('end', () => resolve(data));
+            });
+        });
+    }
+}
diff --git a/src/sources/ISource.ts b/src/sources/ISource.ts
new file mode 100644
index 0000000..042aaae
--- /dev/null
+++ b/src/sources/ISource.ts
@@ -0,0 +1,3 @@
+export interface ISource {
+    getData(): Promise<string>;
+}
-- 
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