v1

.gitignore

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+/target

Cargo.toml

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+[package]
+name = "globalenter"
+version = "0.1.0"
+edition = "2021"
+
+[[bin]]
+name = "globalenter"
+test = false
+bench = false
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+reqwest = { version = "0.11.14", features = ["json"] }
+tokio = { version = "1.25.0", features = ["full"] }
+webbrowser = "0.8.7"
+serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0"
+chrono = "0.4.23"

build.sh

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+cargo build --target x86_64-pc-windows-gnu --release
+cargo build --release

rustfmt.toml

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+tab_spaces=2

sample.json

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+[
+  {
+    "locationId": 5023,
+    "startTimestamp": "2023-03-03T06:15",
+    "endTimestamp": "2023-03-03T06:30",
+    "active": true,
+    "duration": 15,
+    "remoteInd": false
+  },
+  {
+    "locationId": 5023,
+    "startTimestamp": "2023-04-03T06:15",
+    "endTimestamp": "2023-04-03T06:30",
+    "active": true,
+    "duration": 15,
+    "remoteInd": false
+  },
+  {
+    "locationId": 5023,
+    "startTimestamp": "2023-04-03T06:30",
+    "endTimestamp": "2023-04-03T06:45",
+    "active": true,
+    "duration": 15,
+    "remoteInd": false
+  }
+]

src/main.rs

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+use std::process::exit;
+
+use chrono::{DateTime, Datelike, Local, Timelike};
+use reqwest;
+use serde::{Deserialize, Serialize};
+use tokio::time::error::Error;
+use tokio::time::{sleep, Duration};
+use webbrowser::open_browser;
+
+#[derive(Serialize, Deserialize, Debug)]
+struct Appointment {
+  locationId: u32,
+  startTimestamp: String,
+  endTimestamp: String,
+  active: bool,
+  duration: u32,
+  remoteInd: bool,
+}
+
+const TIME: u64 = 3000;
+// const LOCATION_ID: u32 = 14321;
+const LOCATION_ID: u32 = 5023;
+
+#[tokio::main]
+async fn main() {
+  loop {
+    look_for_appointments().await;
+    sleep(Duration::from_millis(TIME)).await;
+  }
+}
+
+async fn look_for_appointments() {
+  let data = get_data().await.unwrap();
+
+  for appointment in data {
+    let time = appointment.startTimestamp + ":00-05:00";
+    let at = DateTime::parse_from_rfc3339(&time).unwrap();
+
+    println!(
+      "Appointment found on {}/{}/{} at {}:{}",
+      at.day(),
+      at.month(),
+      at.year(),
+      at.hour(),
+      at.minute(),
+    );
+    open_browser(webbrowser::Browser::Default, "https://ttp.cbp.dhs.gov/credential/v1/login?app=GOES-prod&lang=en&state=en:IonIgXB4I9qt02S6cgKydMVA9HXHC1vq").unwrap();
+    exit(0)
+  }
+}
+
+async fn get_data() -> Result<Vec<Appointment>, Error> {
+  let res = reqwest::get(format!(
+    "https://ttp.cbp.dhs.gov/schedulerapi/slots?orderBy=soonest&limit=3&locationId={}&minimum=1",
+    LOCATION_ID
+  ))
+  .await;
+  let body: Vec<Appointment> = res.unwrap().json().await.unwrap();
+  Ok(body)
+}