Starting on RIIR, first steps have been whelming

1 files changed, 51 insertions, 0 deletions

diff --git a/rprt-engine/src/buffer.rs b/rprt-engine/src/buffer.rs
new file mode 100644
index 0000000..f536054
--- /dev/null
+++ b/rprt-engine/src/buffer.rs
@@ -0,0 +1,51 @@
+use std::collections::hash_map::DefaultHasher;
+use std::hash::{Hash, Hasher};
+use std::process::Command;
+use std::time::{SystemTime, UNIX_EPOCH};
+
+pub type BufferID = usize;
+pub struct Buffer {
+    pub content: String,
+    pub name: String,
+}
+
+impl Buffer {
+    pub fn new(name: String, content: String) -> Self {
+        Self {
+            name,
+            content,
+        }
+    }
+
+    fn generate_shell_name(command: &str) -> String {
+        let mut hasher = DefaultHasher::new();
+        command.hash(&mut hasher);
+        let command_hash = hasher.finish();
+
+        let timestamp = match SystemTime::now().duration_since(UNIX_EPOCH) {
+            Ok(x) => x.as_secs(),
+            Err(_) => 0,
+        };
+
+        format!("shell_{:x}_{}", command_hash, timestamp)
+    }
+
+    pub fn from_shell_command(command: &str) -> Self {
+        let name = Self::generate_shell_name(command);
+
+        let output = Command::new("sh").arg("-c").arg(command).output();
+
+        let content = match output {
+            Ok(output) => match String::from_utf8(output.stdout) {
+                Ok(s) => s,
+                Err(e) => format!("UTF-8 decode error: {}", e),
+            },
+            Err(e) => format!("Command failed: {}", e),
+        };
+
+        Self {
+            name,
+            content,
+        }
+    }
+}