From 49efb238b879bce764d04dad99c7a169e80f93dd Mon Sep 17 00:00:00 2001
From: Christian Cleberg <hello@cleberg.net>
Date: Wed, 14 Jun 2023 22:08:34 -0500
Subject: massive overhaul to implement proper MVC

---
 src/Model/ApiService.php   | 218 +++++++++++++++++++++++++++++++++++++++++++++
 src/Model/CacheService.php |  10 +++
 2 files changed, 228 insertions(+)
 create mode 100644 src/Model/ApiService.php
 create mode 100644 src/Model/CacheService.php

(limited to 'src/Model')

diff --git a/src/Model/ApiService.php b/src/Model/ApiService.php
new file mode 100644
index 0000000..5535c12
--- /dev/null
+++ b/src/Model/ApiService.php
@@ -0,0 +1,218 @@
+<?php
+
+namespace HN\Models;
+
+/**
+ * Extract a set of stories from the Hacker News API
+ *
+ * @access public
+ * @param string $api_url The API endpoint to use for extraction
+ * @return mixed The API results formatted into an HTML section
+ * @author cmc <hello@cleberg.net>
+ */
+function GetApiResults(string $api_url): mixed
+{
+    $response = file_get_contents($api_url);
+    return json_decode($response, true);
+}
+
+/**
+ * Formats a given set of API results into an HTML section
+ *
+ * @access public
+ * @param mixed $api_results The decoded API results
+ * @param string $inline_title The <h1> title to use in the HTML
+ * @return string $html_output The formatted HTML result of stories from the API or the error message
+ * @author cmc <hello@cleberg.net>
+ */
+function ParseStories(mixed $api_results, string $inline_title): string
+{
+    if ($api_results == "null") {
+        return '<p>ERROR: Stories not found. API returned `null`.</p>';
+    } else {
+        $html_output = '<h1>' . $inline_title . '</h1>';
+        for ($i = 0; $i < count($api_results); $i++) {
+            $story_api_results = GetApiResults('https://hacker-news.firebaseio.com/v0/item/' . $api_results[$i] . '.json');
+            $html_output .= ConstructStory($story_api_results);
+        }
+
+        return $html_output;
+    }
+}
+
+/**
+ *Extract a user's profile from Hacker News API and format in HTML
+ *
+ * @access public
+ * @param mixed $api_results The decoded API results
+ * @param string $inline_title The <h1> title to use in the HTML
+ * @return string $html_output The formatted HTML result of stories from the API
+ * @author cmc <hello@cleberg.net>
+ */
+function ParseUser(mixed $api_results, string $inline_title): string
+{
+    if ($api_results == "null") {
+        return '<p>ERROR: User not found.</p>';
+    } else {
+        $about = $api_results['about'];
+        $karma = $api_results['karma'];
+        $created = date('Y-m-d h:m:s', $api_results['created']);
+
+        $html_output = <<<EOT
+            <div class="user-details">
+                <h1>$inline_title</h1>
+                <p>About: $about</p>
+                <p>Karma: $karma</p>
+                <p>Created: <time datetime="$created">$created</time></p>
+                <br>
+                <h2>Recently Submitted</h2>
+            </div>
+        EOT;
+
+        $limit = (count($api_results['submitted']) > 10) ? 10 : count($api_results['submitted']);
+        if (count($api_results['submitted']) > 0) {
+            for ($i = 0; $i < $limit; $i++) {
+                $user_api_results = GetApiResults('https://hacker-news.firebaseio.com/v0/item/' . $api_results['submitted'][$i] . '.json');
+                $html_output .= GetItem($user_api_results);
+            }
+        } else {
+            $html_output .= '<p>User has no submissions.</p>';
+        }
+
+        return $html_output;
+    }
+}
+
+
+/**
+ * Formats one specific item requested by the user
+ *
+ * @access public
+ * @param mixed $api_results The decoded API results
+ * @param string $inline_title The <h1> title to use in the HTML
+ * @return string $html_output The formatted HTML result of stories from the API or the error message
+ * @author cmc <hello@cleberg.net>
+ */
+function ParseItem(mixed $api_results, string $inline_title): string
+{
+    // TODO: Need to create a page specifially for /item/ requests
+    // TODO: Use the GetItem() and Construct*() functions below, then output in it's own page - possibly with a single parent and descendat, if exist
+    return 'TODO';
+}
+
+
+/**
+ * Formats one item from the API to HTML
+ *
+ * @access public
+ * @param mixed $api_results The decoded API results
+ * @return string The formatted HTML result of stories from the API or the error message
+ * @author cmc <hello@cleberg.net>
+ */
+function GetItem(mixed $api_results): string
+{
+    $type = $api_results['type'];
+
+    return match ($type) {
+        'story', 'job' => ConstructStory($api_results),
+        'comment' => ConstructComment($api_results),
+        'poll' => ConstructPoll($api_results),
+        'pollopt' => ConstructPollOpt($api_results),
+        default => 'ERROR: Item type not found.',
+    };
+}
+
+
+/**
+ * Creates a story HTML element
+ *
+ * @access public
+ * @param mixed $api_results The decoded API results
+ * @return string The formatted HTML result of stories from the API or the error message
+ * @author cmc <hello@cleberg.net>
+ */
+function ConstructStory(mixed $api_results): string
+{
+    $id = $api_results['id'];
+    $url = $api_results['url'];
+    $title = $api_results['title'];
+    $time = date('Y-m-d h:m:s', $api_results['time']);
+    $by = $api_results['by'];
+    $score = $api_results['score'];
+    $descendants = $api_results['descendants'];
+
+    return <<<EOT
+        <div class="story">
+            <a href="$url">$title</a>
+            <p>
+                <time datetime="$time">$time</time>
+                by <a href="/user/$by/">$by</a>
+                | $score points
+                | <a href="/item/$id">$descendants comments</a>
+            </p>
+        </div>
+    EOT;
+}
+
+/**
+ * Creates a story discussion page with comments
+ *
+ * @access public
+ * @return string The formatted HTML result of stories from the API or the error message
+ * @author cmc <hello@cleberg.net>
+ */
+function ConstructStoryDiscussion(): string
+{
+    // TODO: Create discussion page, using mostly the same details as ConstructStory - except you need to check for $api_results['text'] to see if the poster left text in addition to the link.
+    //     : Also need to show comments (at least a list of top level ones to start)
+    return 'TODO';
+}
+
+/**
+ * Creates a comment HTML element
+ *
+ * @access public
+ * @param mixed $api_results The decoded API results
+ * @return string The formatted HTML result of stories from the API or the error message
+ * @author cmc <hello@cleberg.net>
+ */
+function ConstructComment($api_results): string
+{
+    $time = date('Y-m-d h:m:s', $api_results['time']);
+    $text = $api_results['text'];
+    $parent = $api_results['parent'];
+
+    return <<<EOT
+        <div class="comment">
+            <p>$text</p>
+            <p><i>Submitted in response to: <a href="/item/$parent/">$parent</a></i></p>
+            <time datetime="$time">$time</time>
+        </div>
+    EOT;
+}
+
+/**
+ * Creates a poll HTML element
+ *
+ * @access public
+ * @param mixed $api_results The decoded API results
+ * @return string The formatted HTML result of stories from the API or the error message
+ * @author cmc <hello@cleberg.net>
+ */
+function ConstructPoll($api_results): string
+{
+    return 'TODO';
+}
+
+/**
+ * Creates a poll-option HTML element
+ *
+ * @access public
+ * @param mixed $api_results The decoded API results
+ * @return string The formatted HTML result of stories from the API or the error message
+ * @author cmc <hello@cleberg.net>
+ */
+function ConstructPollOpt($api_results): string
+{
+    return 'TODO';
+}
\ No newline at end of file
diff --git a/src/Model/CacheService.php b/src/Model/CacheService.php
new file mode 100644
index 0000000..2bf1f57
--- /dev/null
+++ b/src/Model/CacheService.php
@@ -0,0 +1,10 @@
+<?php
+
+/**
+ * TODO: Implement a way to cache certain content in SQLite or something similarly performative
+ *
+ * @access public
+ * @return void
+ * @author cmc <hello@cleberg.net>
+ */
+function CacheService() {}
\ No newline at end of file
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