ietf

commit ce5601f42a5191ea3320d996c1696de7886b8b7d
parent 82246d5972ddc33a9ec57486d1ea623763a5a301
Author: cy6erlion <dev@merely.tech>
Date:   Tue, 12 Jan 2021 11:53:16 +0200

remove lib.rs

Diffstat:
M
README.md
 | 
26
++++++++++++--------------
A
src/lib.rs
 | 
77
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

2 files changed, 89 insertions(+), 14 deletions(-)
diff --git a/README.md b/README.md
@@ -1,29 +1,27 @@
-``` text
+``` console
 ██▄██ ▄▄█▄ ▄█ ▄▄
 ██ ▄█ ▄▄██ ██ ▄█
 █▄▄▄█▄▄▄██▄██▄██
 ▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀
-```
-
-``` bash
-$ ietf -h
 
 ietf 0.1.0
 A program to read RFCs in the terminal.
 
 USAGE:
-	ietf [OPTIONS] [SUBCOMMAND]
-	
+    ietf [OPTIONS] [SUBCOMMAND]
+
 FLAGS:
-	-h, --help       Prints help information
-	-V, --version    Prints version information
-			
+    -h, --help       Prints help information
+    -V, --version    Prints version information
+
 OPTIONS:
-	-n, --number <serial>    RFC Serial Number
-				
+    -n, --number <serial>    RFC Serial Number
+    -r, --remove <serial>    RFC Serial Number
+
 SUBCOMMANDS:
-	help      Prints this message or the help of the given subcommand(s)
-	update    Update RFC Index						
+    clean     Remove the rfc directory
+    help      Prints this message or the help of the given subcommand(s)
+    update    Update RFC Index					
 ```						
 
 ## Features
diff --git a/src/lib.rs b/src/lib.rs
@@ -0,0 +1,77 @@
+extern crate dirs_next;
+extern crate pager;
+
+use pager::Pager;
+use std::fs::File;
+use std::io::{BufReader, Read};
+
+mod fetch;
+pub mod storage;
+
+pub fn list_view() {
+    if !storage::index_exists().unwrap() {
+        // Download all RFCs
+        fetch::index().unwrap();
+    }
+
+    let home_path = if let Some(p) = storage::get_home_path() {
+        p
+    } else {
+        panic!("Error: 'Could not find home directory!'");
+    };
+
+    let path = format!("{}INDEX", home_path);
+
+    let mut index = String::new();
+    let f = File::open(&path).expect("Unable to open file");
+    let mut br = BufReader::new(f);
+    let mut dots = "";
+
+    br.read_to_string(&mut index).expect("Unable to read INDEX");
+
+    Pager::with_pager("less -r").setup();
+
+    for line in index.lines() {
+        let line_words: Vec<&str> = line.split(' ').collect();
+        let summerize: String = line.chars().skip(line_words[0].len()).take(77).collect();
+
+        if line.len() >= 77 {
+            dots = "...";
+        }
+
+        println!("{} | {}{}", line_words[0], summerize, dots);
+
+        dots = "";
+    }
+}
+
+// Read RFC by serial number
+pub fn read_rfc(rfc_number: u32) {
+    // check if RFC is downloaded
+    if !storage::is_rfc_downloaded(rfc_number).unwrap() {
+        // download RFC
+        fetch::rfc(rfc_number).unwrap();
+    }
+
+    let home_path = if let Some(p) = storage::get_home_path() {
+        p
+    } else {
+        panic!("Error: 'Could not find home directory!'");
+    };
+
+    let path = format!("{}{}", home_path, rfc_number);
+
+    let mut rfc = String::new();
+    let f = File::open(&path).expect("Unable to open file");
+    let mut br = BufReader::new(f);
+    br.read_to_string(&mut rfc).expect("Unable to read RFC");
+
+    // Read RFC
+    Pager::with_pager("less -r").setup();
+    println!("{}", &rfc);
+}
+
+// Update RFC
+pub fn update() {
+    fetch::index().unwrap();
+}