From 4250ef35134b9a090cd14ca85c560b2c966b553e Mon Sep 17 00:00:00 2001
From: Rosyid Haryadi <rosyid_haryadi@protonmail.com>
Date: Wed, 26 Feb 2025 13:25:47 +0700
Subject: refactor: files separation

---
 src/view.rs | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 src/view.rs

(limited to 'src/view.rs')

diff --git a/src/view.rs b/src/view.rs
new file mode 100644
index 0000000..e4a09b1
--- /dev/null
+++ b/src/view.rs
@@ -0,0 +1,42 @@
+use std::fs::File;
+use std::io::Write;
+use crate::global::{DisplayBuffer, IMG_HEIGHT, IMG_WIDTH};
+
+pub struct View<'a> {
+    pub data: &'a DisplayBuffer,
+    pub viewer: fn(&DisplayBuffer) -> Result<String, std::io::Error>,
+}
+
+impl<'a> View<'a> {
+    pub fn display(&self) {
+        let result = (self.viewer)(self.data);
+        match result {
+            Ok(success_msg) => {
+                println!("{}", success_msg);
+            },
+            Err(error_msg) => {
+                eprintln!("{}", error_msg);
+            }
+        }
+    }
+}
+
+pub mod render_viewer {
+    use super::*;
+
+    pub fn ppm_exporter(data: &DisplayBuffer) -> Result<String, std::io::Error> {
+        let file_name = "output.ppm";
+        let mut file = File::create(file_name)?;
+        // header
+        let mut txt_data = String::from("P3\n");
+        txt_data.push_str(format!("{} {}\n255\n", IMG_WIDTH, IMG_HEIGHT).as_str());
+        // data point
+        data.iter().for_each(|row| {
+            row.iter().for_each(|&pixel| {
+                txt_data.push_str(&format!("{} {} {}\n", pixel.r, pixel.g, pixel.b));
+            })
+        });
+        file.write_all(txt_data.as_bytes())?;
+        Ok(format!("Output rendered to file {}", file_name))
+    }
+}
-- 
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