From dc45b960a4eda299058e597f6867e4d4be109b1b Mon Sep 17 00:00:00 2001
From: lukeflo
Date: Fri, 20 Sep 2024 22:31:33 +0200
Subject: initial commit

---
 src/backend/cliargs.rs | 89 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 src/backend/cliargs.rs

(limited to 'src/backend/cliargs.rs')

diff --git a/src/backend/cliargs.rs b/src/backend/cliargs.rs
new file mode 100644
index 0000000..b820b6a
--- /dev/null
+++ b/src/backend/cliargs.rs
@@ -0,0 +1,89 @@
+use core::panic;
+use std::path::{Path, PathBuf};
+
+use sarge::prelude::*;
+
+sarge! {
+    // Name of the struct
+    ArgumentsCLI,
+
+    // Show help and exit.
+    'h' help: bool,
+
+    // Show version and exit. TODO: Write version...
+    'v' version: bool,
+
+    // Option for file: -b - short option; --bibfile - long option
+    // #ok makes it optional
+    #ok 'b' bibfile: String,
+}
+
+// struct for CLIArgs
+pub struct CLIArgs {
+    pub helparg: bool,
+    pub versionarg: bool,
+}
+
+impl CLIArgs {
+    pub fn parse_cli_args() -> Self {
+        let (cli_args, _) = ArgumentsCLI::parse().expect("Could not parse CLI arguments");
+        Self {
+            helparg: cli_args.help,
+            versionarg: cli_args.version,
+        }
+    }
+}
+
+// Struct for positional arguments
+// TODO: Can surely be improved!!
+pub struct PosArgs {
+    pub bibfilearg: PathBuf,
+}
+
+impl PosArgs {
+    pub fn parse_pos_args() -> Self {
+        let (_, pos_args) = ArgumentsCLI::parse().expect("Could not parse positional arguments");
+        Self {
+            bibfilearg: if pos_args.len() > 1 {
+                PathBuf::from(&pos_args[1])
+                // pos_args[1].to_string()
+            } else {
+                panic!("No path to bibfile provided as argument")
+            }, // bibfilearg: pos_args[1].to_string(),
+        }
+    }
+}
+
+pub fn help_func() -> String {
+    let help = format!(
+        "\
+{} {}
+
+USAGE:
+    bibiman [FLAGS] [file]
+
+POSITIONAL ARGS:
+    <file>    Path to .bib file
+
+FLAGS:
+    -h, --help      Show this help and exit
+    -v, --version   Show the version and exit",
+        env!("CARGO_PKG_NAME"),
+        env!("CARGO_PKG_VERSION"),
+    );
+    help
+}
+
+pub fn version_func() -> String {
+    let version = format!(
+        "\
+{} {}
+{}
+{}",
+        env!("CARGO_PKG_NAME"),
+        env!("CARGO_PKG_VERSION"),
+        env!("CARGO_PKG_AUTHORS"),
+        env!("CARGO_PKG_LICENSE")
+    );
+    version
+}
-- 
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