decode dates in fancy mode

(rfc3339 is easier to read than unix timestamps)

1 files changed, 19 insertions, 2 deletions

diff --git a/src/fancy.rs b/src/fancy.rs
index 477018f..2058129 100644
--- a/src/fancy.rs
+++ b/src/fancy.rs
@@ -7,6 +7,8 @@ use std::fmt;
 use std::fmt::Display;
 use std::fmt::Write;
 use owo_colors::OwoColorize;
+use chrono::naive::NaiveDateTime;
+use chrono::{Utc, DateTime, Local};
 
 use protobuf_support::text_format::quote_bytes_to;
 
@@ -82,6 +84,7 @@ fn print_field<F: FieldName>(
     field_name: F,
     value: ReflectValueRef,
 ) {
+    let fieldname_str = field_name.to_string();
     print_start_field(buf, pretty, indent, first, field_name);
 
     match value {
@@ -116,13 +119,27 @@ fn print_field<F: FieldName>(
             write!(buf, ": {}", v.bright_yellow()).unwrap();
         }
         ReflectValueRef::I64(v) => {
-            write!(buf, ": {}", v.bright_yellow()).unwrap();
+            if fieldname_str.contains("time") {
+                match NaiveDateTime::from_timestamp_opt(v, 0) {
+                    Some(t) => write!(buf, ": {}", DateTime::<Local>::from(t.and_local_timezone(Utc).unwrap()).to_rfc3339().bright_green()),
+                    None => write!(buf, ": {}", "<invalid timestamp>".bright_red())
+                }.unwrap();
+            } else {
+                write!(buf, ": {}", v.bright_yellow()).unwrap();
+            }
         }
         ReflectValueRef::U32(v) => {
             write!(buf, ": {}", v.bright_yellow()).unwrap();
         }
         ReflectValueRef::U64(v) => {
-            write!(buf, ": {}", v.bright_yellow()).unwrap();
+            if fieldname_str.contains("time") {
+                match NaiveDateTime::from_timestamp_opt(v.try_into().unwrap(), 0) {
+                    Some(t) => write!(buf, ": {}", DateTime::<Local>::from(t.and_local_timezone(Utc).unwrap()).to_rfc3339().bright_green()),
+                    None => write!(buf, ": {}", "<invalid timestamp>".bright_red())
+                }.unwrap();
+            } else {
+                write!(buf, ": {}", v.bright_yellow()).unwrap();
+            }
         }
         ReflectValueRef::Bool(v) => {
             write!(buf, ": {}", v.bright_yellow()).unwrap();