From 66b3d096dbe7b96ba396e08c33e567641d9e7900 Mon Sep 17 00:00:00 2001
From: Hatter Jiang <jht5945@gmail.com>
Date: Thu, 30 Jan 2020 21:08:16 +0800
Subject: [PATCH] add indicatif

---
 indicatif/Cargo.toml  | 10 ++++++++++
 indicatif/src/main.rs | 38 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 48 insertions(+)
 create mode 100644 indicatif/Cargo.toml
 create mode 100644 indicatif/src/main.rs

diff --git a/indicatif/Cargo.toml b/indicatif/Cargo.toml
new file mode 100644
index 0000000..142f420
--- /dev/null
+++ b/indicatif/Cargo.toml
@@ -0,0 +1,10 @@
+[package]
+name = "indicatif"
+version = "0.1.0"
+authors = ["Hatter Jiang <jht5945@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+indicatif = "0.13.0"
diff --git a/indicatif/src/main.rs b/indicatif/src/main.rs
new file mode 100644
index 0000000..e5b928c
--- /dev/null
+++ b/indicatif/src/main.rs
@@ -0,0 +1,38 @@
+use std::{
+    cmp::min,
+    thread,
+    time::Duration
+};
+use indicatif::{
+    ProgressBar, 
+    ProgressStyle
+};
+
+// https://crates.io/crates/indicatif
+fn main() {
+    let mut downloaded = 0;
+    let total_size = 231231231;
+
+    let pb = ProgressBar::new(total_size);
+    pb.set_style(ProgressStyle::default_bar()
+        .template("{spinner:.green} [{elapsed_precise}] [{bar:40.cyan/blue}] {bytes}/{total_bytes} ({eta})")
+        .progress_chars("#>-"));
+
+    while downloaded < total_size {
+        let new = min(downloaded + 223211, total_size);
+        downloaded = new;
+        pb.set_position(new);
+        thread::sleep(Duration::from_millis(5));
+    }
+
+    pb.finish();
+    // pb.finish_with_message("downloaded");
+
+    let pb2 = ProgressBar::new(1024);
+    for _ in 0..1024 {
+        pb2.inc(1);
+        thread::sleep(Duration::from_millis(5));
+    }
+    pb2.finish();
+    // pb2.finish_with_message("done");
+}