From 4e135f92e43b793363980d183fe63946ab8da877 Mon Sep 17 00:00:00 2001
From: Leo <klesti.selimay@icloud.com>
Date: Tue, 17 Sep 2024 20:30:02 +0200
Subject: [PATCH] hello world example

---
 Cargo.toml  | 14 ++++++++++++++
 src/lib.rs  | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 src/main.rs |  7 +++++++
 src/ui.rs   |  5 +++++
 4 files changed, 79 insertions(+)
 create mode 100644 Cargo.toml
 create mode 100644 src/lib.rs
 create mode 100644 src/main.rs
 create mode 100644 src/ui.rs

diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..163578e
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,14 @@
+[package]
+name = "osui"
+version = "0.0.1"
+edition = "2021"
+
+[lib]
+name = "osui"
+path = "src/lib.rs"
+
+[[bin]]
+name = "osui"
+path = "src/main.rs"
+
+[dependencies]
diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..0505664
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,53 @@
+use std::io::{self, Write};
+
+pub mod ui;
+
+pub struct Component<T> {
+    pub component: T,
+    pub x: usize,
+    pub y: usize,
+    cleared_frame: String,
+    pub clear_trace: bool,
+}
+
+impl<T: std::fmt::Display> Component<T> {
+    pub fn new(component: T) -> Component<T> {
+        Component {
+            component,
+            x: 0,
+            y: 0,
+            cleared_frame: String::new(),
+            clear_trace: false,
+        }
+    }
+    pub fn render(&mut self) {
+        if self.clear_trace {
+            self.clear();
+        }
+        self.cleared_frame.clear();
+        for (i, d) in format!("{}", self.component).split("\n").enumerate() {
+            print!("\x1B[{};{}H{}", self.y + (i + 1), self.x, d);
+            self.cleared_frame += format!(
+                "\x1B[{};{}H{}",
+                self.y + (i + 1),
+                self.x,
+                " ".repeat(d.len())
+            )
+            .as_str();
+        }
+        flush();
+    }
+    pub fn clear(&self) {
+        print!("{}", self.cleared_frame);
+        flush();
+    }
+}
+
+pub fn clear() {
+    print!("\x1B[2J\x1B[1;1H");
+    flush();
+}
+
+pub fn flush() {
+    io::stdout().flush().unwrap();
+}
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..7bbfd40
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,7 @@
+use osui::{self, ui};
+
+fn main() {
+    osui::clear();
+    let mut txt = ui::text("hello, world!");
+    txt.render();
+}
diff --git a/src/ui.rs b/src/ui.rs
new file mode 100644
index 0000000..a3cabc6
--- /dev/null
+++ b/src/ui.rs
@@ -0,0 +1,5 @@
+use crate::Component;
+
+pub fn text(text: &str) -> Component<String> {
+    Component::new(text.to_string())
+}