add humanized ingestion date display

add `chrono_humanize` and humanize local DateTime value into relative time since ingestion, handling differences between different timezones. #NEU-8

Cargo.toml

@@ -53,6 +53,7 @@ sea-orm-migration = { version = "1.1.0", features = [
     "sqlx-sqlite"
 ] }
 serde_json = "1.0.134"
+chrono-humanize = "0.2.3"
 
 [expand]
 color = "always"

src/view_model/ingestion.rs

@@ -2,6 +2,8 @@ use crate::lib::dosage::Dosage;
 use crate::lib::formatter::Formatter;
 use crate::lib::orm::ingestion;
 use crate::lib::route_of_administration::RouteOfAdministrationClassification;
+use chrono::TimeZone;
+use chrono_humanize::HumanTime;
 use core::convert::From;
 use serde::Deserialize;
 use serde::Serialize;
@@ -30,13 +32,15 @@ impl From<ingestion::Model> for ViewModel
         let dosage = Dosage::from_base_units(model.dosage.into());
         let route_enum: RouteOfAdministrationClassification =
             model.route_of_administration.parse().unwrap_or_default();
+        let local_ingestion_date =
+            chrono::Local::from_utc_datetime(&chrono::Local, &model.ingested_at);
 
         Self::builder()
             .id(model.id)
             .substance_name(model.substance_name)
             .route(route_enum.to_string())
             .dosage(dosage.to_string())
-            .ingested_at(model.ingested_at.to_string())
+            .ingested_at(HumanTime::from(local_ingestion_date).to_string())
             .build()
     }
 }