Added error handling for missing directories and examples

1 files changed, 39 insertions, 37 deletions

diff --git a/source/blog.js b/source/blog.js
index cc654dd..56f76a4 100644
--- a/source/blog.js
+++ b/source/blog.js
@@ -16,52 +16,54 @@ class Blog {
 
     async ReadBlogs() {return this.#LoadBlogs().then(output => {return output})}
 
+    // ! Check if file is a markdown file
     async #LoadBlogs() {
         return new Promise((res, rej) => {
-            fs.readdir('./blog/', (err, files) => {
-                if (err) {
-                    logger.Error(`Error reading directory ${err}`)
-                    rej(null)
-                } else {
-                    this.blog = new Map()
-                    files.forEach(file => {
-                        try {
+            if (fs.existsSync('./blog/')) {
+                fs.readdir('./blog/', (err, files) => {
+                    if (err) {
+                        logger.Error(`${err.code}: Error reading directory`)
+                        rej(`${err.code}: Error reading directory`)
+                    } else {
+                        this.blog = new Map()
+                        files.forEach(file => {
                             this.blog.set(file.replace('.md', ''), fs.readFileSync(path.resolve(`./blog/${file}`), 'utf-8', (err, data) => {
                                 if (err) {
-                                    logger.Error(err)
+                                    logger.Error(`${err.code}: Failed to read ${file}`)
+                                    rej(`${err.code}: Failed to read ${file}`)
                                     return
                                 }
                                 return data
                             }))
-                        } catch (err) {
-                            logger.Error(err)
-                            rej(null)
-                        }
-                    })
-                    this.blog.forEach((value, key) => {
-                        const regex = /# (.*)\nDate: (.*)\n---(.*?)---/s
-                        const match = value.match(regex)
+                        })
+                        this.blog.forEach((value, key) => {
+                            const regex = /# (.*)\nDate: (.*)\n---(.*?)---/s
+                            const match = value.match(regex)
 
-                        if (match) {
-                            const [, title, date, description] = match
-                            this.blog.set(key, {
-                                title: title,
-                                date: new Date(date),
-                                short: description,
-                                body: md.render(value)
-                            })
-                        } else {
-                            this.blog.set(key, {
-                                title: undefined,
-                                date: undefined,
-                                short: undefined,
-                                body: md.render(value)
-                            })
-                        }
-                    })
-                    res(this.#OrderByDate(this.blog))
-                }
-            })
+                            if (match) {
+                                const [, title, date, description] = match
+                                this.blog.set(key, {
+                                    title: title,
+                                    date: new Date(date),
+                                    short: description,
+                                    body: md.render(value)
+                                })
+                            } else {
+                                this.blog.set(key, {
+                                    title: undefined,
+                                    date: undefined,
+                                    short: undefined,
+                                    body: md.render(value)
+                                })
+                            }
+                        })
+                        res(this.#OrderByDate(this.blog))
+                    }
+                })
+            } else {
+                logger.Error('ERROR: blog directory does not exist')
+                rej('ERROR: blog directory does not exist')
+            }
         })
     }