Post controller and repository for interfacing db.

api/post.js

@@ -0,0 +1,37 @@
+const logger = require(`${__base}/logger`)
+const establishedDatabase = require(`${__base}/database`);
+
+const md = require("markdown-it")();
+
+class PostRepository {
+  constructor(database) {
+    this.database = database || establishedDatabase;
+  }
+
+  renderPost(id) {
+    return this.getPost(id)
+      .then(post => {
+        if (post) {
+          return Promise.resolve(md.render(post.markdown))
+        }
+
+        throw new Error("Post not found");
+      })
+  }
+
+  getPost(id) {
+    const query = "SELECT * from posts where id = $1";
+    return this.database.get(query, [id])
+  }
+
+  updatePost(id, markdown="## database testost") {
+    const query = `UPDATE posts SET markdown = $1 WHERE id = $2`;
+
+    const post = this.database.update(query, [markdown, id]);
+
+    return post
+      .then(post => true)
+  }
+};
+
+module.exports = PostRepository;

api/webserver/controllers/postController.js

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+const logger = require(`${__base}/logger`);
+
+const PostRepository = require(`${__base}/post`);
+const postRepository = new PostRepository();
+
+function getPost(req, res) {
+  const { id } = req.params;
+  
+  return postRepository.getPost(id)
+    .then(post => res.json({
+      success: true,
+      post: post
+    }))
+}
+
+function renderPost(req, res) {
+  const { id } = req.params;
+
+  return postRepository.renderPost(id)
+    .then(markdown => res.json({
+      success: true,
+      markdown: markdown
+    }))
+}
+
+function updatePost(req, res) {
+  const { id } = req.params;
+  const { markdown } = req.body;
+
+  return postRepository.updatePost(id, markdown)
+    .then(fileUpdated => res.json({
+      message: "Successfully updated post " + id,
+      filename: fileUpdated,
+      success: true
+    }))
+    .catch(error => {
+      const { httpStatus, message } = error;
+
+      return res.status(httpStatus || 500).json({
+        message: message,
+        success: false
+      })
+    })
+}
+
+module.exports = {
+  getPost,
+  renderPost,
+  updatePost
+};