v0.3.0 (#2)

Reviewed-on: #2

.dockerignore.yaml

@@ -0,0 +1,8 @@
+target/
+
+.git/
+
+.gitea/
+.github/
+
+*.DS_Store

.env.docker.sample

@@ -0,0 +1,8 @@
+AUTH_URL=https://auth.txt.com
+API_URL=https://txt.com
+SERVICE_USERNAME=suave
+SERVICE_PASSPHRASE=9238urc9328nr329
+TWILIO_AUTH_SID=9M438C93R943U4329MCU43C34U
+TWILIO_SERVICE_SID=9M4J3X8439U398NUVT3342MC349C348T
+TWILIO_AUTH_TOKEN="OJ8mU98U8UUU098u0U08kd9IDKaeoijtritjerDFISFGOS"
+TWILIO_PHONE_NUMBER=10123456789

.env.local.sample

@@ -0,0 +1,8 @@
+AUTH_URL=https://auth.txt.com
+API_URL=https://txt.com
+SERVICE_USERNAME=suave
+SERVICE_PASSPHRASE=9238urc9328nr329
+TWILIO_AUTH_SID=9M438C93R943U4329MCU43C34U
+TWILIO_SERVICE_SID=9M4J3X8439U398NUVT3342MC349C348T
+TWILIO_AUTH_TOKEN=OJ8mU98U8UUU098u0U08kd9IDKaeoijtritjerDFISFGOS
+TWILIO_PHONE_NUMBER=10123456789

.gitea/workflows/pr.yml

@@ -0,0 +1,70 @@
+name: catapult PR
+
+on:
+  pull_request:
+    branches:
+      - main
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  check:
+    name: Check
+    runs-on: ubuntu-24.04
+    steps:
+      - uses: actions/checkout@v5
+      - uses: actions-rust-lang/setup-rust-toolchain@v1
+        with:
+          toolchain: 1.96
+      - uses: Swatinem/rust-cache@v2
+      - run: |
+          mkdir -p ~/.ssh
+          echo "${{ secrets.MYREPO_TOKEN }}" > ~/.ssh/textsender-models_deploy_key
+          chmod 600 ~/.ssh/textsender-models_deploy_key
+          ssh-keyscan ${{ secrets.MY_HOST }} >> ~/.ssh/known_hosts
+
+          eval $(ssh-agent -s)
+          ssh-add -v ~/.ssh/textsender-models_deploy_key
+          cargo check
+
+  fmt:
+    name: Rustfmt
+    runs-on: ubuntu-24.04
+    steps:
+      - uses: actions/checkout@v5
+      - uses: actions-rust-lang/setup-rust-toolchain@v1
+        with:
+          toolchain: 1.96
+      - run: rustup component add rustfmt
+      - uses: Swatinem/rust-cache@v2
+      - run: |
+          mkdir -p ~/.ssh
+          echo "${{ secrets.MYREPO_TOKEN }}" > ~/.ssh/textsender-models_deploy_key
+          chmod 600 ~/.ssh/textsender-models_deploy_key
+          ssh-keyscan ${{ secrets.MY_HOST }} >> ~/.ssh/known_hosts
+
+          eval $(ssh-agent -s)
+          ssh-add -v ~/.ssh/textsender-models_deploy_key
+          cargo fmt --all -- --check
+
+  clippy:
+    name: Clippy
+    runs-on: ubuntu-24.04
+    steps:
+      - uses: actions/checkout@v5
+      - uses: actions-rust-lang/setup-rust-toolchain@v1
+        with:
+          toolchain: 1.96
+      - run: rustup component add clippy
+      - uses: Swatinem/rust-cache@v2
+      - run: |
+          mkdir -p ~/.ssh
+          echo "${{ secrets.MYREPO_TOKEN }}" > ~/.ssh/textsender-models_deploy_key
+          chmod 600 ~/.ssh/textsender-models_deploy_key
+          ssh-keyscan ${{ secrets.MY_HOST }} >> ~/.ssh/known_hosts
+
+          eval $(ssh-agent -s)
+          ssh-add -v ~/.ssh/textsender-models_deploy_key
+          cargo clippy -- -D warnings

.gitea/workflows/workflow.yaml

@@ -1,44 +0,0 @@
-name: Go
-
-on:
-  push:
-    branches: [ main ]
-  pull_request:
-    branches: [ main ]
-
-jobs:
-  build:
-    runs-on: ubuntu-24.04  # You can change this to macos-latest or windows-latest if needed
-
-    steps:
-    - uses: actions/checkout@v5
-
-    - name: Set up Go
-      uses: actions/setup-go@v6
-      with:
-        go-version: '1.25.4' # You can specify a specific version or 'stable'
-
-    - name: Build
-      run: |
-        echo "Initializing config"
-        mkdir -p ~/.ssh
-        echo "${{ secrets.MYREPO_TOKEN }}" > ~/.ssh/textsender_models_deploy_key
-        chmod 600 ~/.ssh/textsender_models_deploy_key
-        ssh-keyscan ${{ secrets.MY_HOST }} >> ~/.ssh/known_hosts
- 
-        eval $(ssh-agent -s)
-        ssh-add -v ~/.ssh/textsender_models_deploy_key
-
-        go env -w GOPRIVATE='${{ secrets.GIT_HOST_ROOT }}'
-
-        echo "Creating local .gitconfig"
-        touch ~/.gitconfig
-        cat > ~/.gitconfig << "EOF"
-        [url "ssh://git@${{ secrets.GIT_HOST_ROOT }}"]
-          insteadOf = https://${{ secrets.GIT_HOST_ROOT }}
-        EOF
-
-        make build
-
-    - name: Test
-      run: go test -v ./...

.gitignore

@@ -1 +1,4 @@
-catapult
+/target
+.env
+.env.docker
+.env.local

Cargo.toml

@@ -0,0 +1,18 @@
+[package]
+name = "catapult"
+version = "0.3.0"
+rust-version = "1.96"
+edition = "2024"
+
+[dependencies]
+tokio = { version = "1.52.3", features = ["full"] }
+futures = { version = "0.3.32" }
+reqwest = { version = "0.13.4", features = ["json", "stream", "multipart"] }
+serde = { version = "1.0.228", features = ["derive"] }
+serde_json = { version = "1.0.150" }
+time = { version = "0.3.49", features = ["formatting", "macros", "parsing", "serde"] }
+uuid = { version = "1.23.3", features = ["v4", "serde"] }
+textsender_models = { git = "ssh://git@git.kundeng.us/phoenix/textsender_models.git", tag = "v0.4.10" }
+swoosh = { git = "ssh://git@git.kundeng.us/phoenix/swoosh.git", tag = "v0.4.2.0" }
+
+[dev-dependencies]

Dockerfile

@@ -0,0 +1,61 @@
+# Stage 1: Build the application
+FROM rust:1.96 as builder
+
+# Set the working directory inside the container
+WORKDIR /usr/src/app
+
+# Install build dependencies if needed (e.g., git for cloning)
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    pkg-config libssl3 \
+    ca-certificates \
+    openssh-client git \
+    && rm -rf /var/lib/apt/lists/*
+
+# << --- ADD HOST KEY HERE --- >>
+# Replace 'yourgithost.com' with the actual hostname (e.g., github.com)
+RUN mkdir -p -m 0700 ~/.ssh && \
+    ssh-keyscan git.kundeng.us >> ~/.ssh/known_hosts
+
+# Copy Cargo manifests
+COPY Cargo.toml Cargo.lock ./
+
+# Build *only* dependencies to leverage Docker cache
+# This dummy build caches dependencies as a separate layer
+RUN --mount=type=ssh mkdir src && \
+    echo "fn main() {println!(\"if you see this, the build broke\")}" > src/main.rs && \
+    cargo build --release --quiet && \
+    rm -rf src target/release/deps/catapult*
+
+# Copy the actual source code
+COPY src ./src
+# If you have other directories like `templates` or `static`, copy them too
+COPY .env ./.env
+
+# << --- SSH MOUNT ADDED HERE --- >>
+# Build *only* dependencies to leverage Docker cache
+# This dummy build caches dependencies as a separate layer
+# Mount the SSH agent socket for this command
+RUN --mount=type=ssh \
+    cargo build --release --quiet
+
+# Stage 2: Create the final, smaller runtime image
+# Use a minimal base image like debian-slim or even distroless for security/size
+FROM debian:trixie-slim
+
+# Install runtime dependencies if needed (e.g., SSL certificates)
+RUN apt-get update && apt-get install -y ca-certificates libssl-dev libssl3 && rm -rf /var/lib/apt/lists/*
+
+# Set the working directory
+WORKDIR /usr/local/bin
+
+# Copy the compiled binary from the builder stage
+# Replace 'catapult' with the actual name of your binary (usually the crate name)
+COPY --from=builder /usr/src/app/target/release/catapult .
+
+# Copy other necessary files like .env (if used for runtime config) or static assets
+# It's generally better to configure via environment variables in Docker though
+COPY --from=builder /usr/src/app/.env .
+
+# Set the command to run your application
+# Ensure this matches the binary name copied above
+CMD ["./catapult"]

Makefile

@@ -1,21 +0,0 @@
-VERSION ?= $(shell git describe --tags 2>/dev/null || echo "dev")
-COMMIT ?= $(shell git rev-parse --short HEAD)
-BUILD_TIME ?= $(shell date -u +%Y-%m-%dT%H:%M:%SZ)
-GO_VERSION ?= $(shell go version | awk '{print $$3}')
-
-.PHONY: build
-build:
-	go build -ldflags="\
-		-X 'git.kundeng.us/phoenix/catapult/version.Version=$(VERSION)' \
-		-X 'git.kundeng.us/phoenix/catapult/version.BuildTime=$(BUILD_TIME)' \
-		-X 'git.kundeng.us/phoenix/catapult/version.Commit=$(COMMIT)' \
-		-X 'git.kundeng.us/phoenix/catapult/version.GoVersion=$(GO_VERSION)'" \
-		-o catapult main.go
-
-.PHONY: install
-install:
-	go install -ldflags="\
-		-X 'git.kundeng.us/phoenix/catapult/version.Version=$(VERSION)' \
-		-X 'git.kundeng.us/phoenix/catapult/version.BuildTime=$(BUILD_TIME)' \
-		-X 'git.kundeng.us/phoenix/catapult/version.Commit=$(COMMIT)' \
-		-X 'git.kundeng.us/phoenix/catapult/version.GoVersion=$(GO_VERSION)'"

README.md

@@ -1,8 +0,0 @@
-# Catapult
-A service used to send text messages
-
-
-Building the service
-```
-make build
-```

docker-compose.yaml

@@ -0,0 +1,11 @@
+version: '3.8' # Use a recent version
+
+services:
+  songparser:
+    build:
+      context: .
+      ssh: ["default"]  # Uses host's SSH agent
+    container_name: catapult
+    env_file:
+      - .env
+    restart: unless-stopped # Optional: Restart policy

go.mod

@@ -1,3 +0,0 @@
-module git.kundeng.us/phoenix/catapult
-
-go 1.25.4

internal/version/version.go

@@ -1,17 +0,0 @@
-package version
-
-import "fmt"
-
-var (
-	Version   = "dev"
-	BuildTime = "unknown"
-	Commit    = "unknown"
-	GoVersion = "unknown"
-)
-
-func String() string {
-	return fmt.Sprintf(
-		"Version: %s\nBuild Date: %s\nCommit: %s\nGo Version: %s",
-		Version, BuildTime, Commit, GoVersion,
-	)
-}

main.go

@@ -1,22 +0,0 @@
-package main
-
-import (
-	"flag"
-	"fmt"
-
-	"git.kundeng.us/phoenix/catapult/internal/version"
-)
-
-const App_Name = "catapult"
-
-func main() {
-	fmt.Println(App_Name)
-
-	versionFlag := flag.Bool("version", false, "Print version information")
-	flag.Parse()
-
-	if *versionFlag {
-		fmt.Println(version.String())
-		return
-	}
-}

src/app.rs

@@ -0,0 +1,56 @@
+/// Seconds to sleep after finising a task
+pub const SECONDS_TO_SLEEP: u64 = 5;
+
+pub const APP_NAME: &str = "catapult";
+
+#[derive(Clone, Debug)]
+pub struct App {
+    pub api_url: String,
+    pub auth_url: String,
+    pub service_username: String,
+    pub service_passphrase: String,
+    pub twilio_config: textsender_models::config::auxiliary::TwilioConfig,
+}
+
+// TODO: Change this to non-async at some point.
+// Will require changes in other libraries
+pub async fn load_app() -> Result<App, std::io::Error> {
+    use textsender_models::envy;
+    let auth_url_env = envy::environment::get_env("AUTH_URL").await;
+    let api_url_env = envy::environment::get_env("API_URL").await;
+    let service_username_env = envy::environment::get_env("SERVICE_USERNAME").await;
+    let service_passphrase_env = envy::environment::get_env("SERVICE_PASSPHRASE").await;
+
+    let envs = vec![
+        api_url_env,
+        auth_url_env,
+        service_username_env,
+        service_passphrase_env,
+    ];
+
+    let check_envs = |vs: &Vec<envy::EnvVar>| -> (bool, Option<String>) {
+        for env in vs {
+            if env.value.is_empty() {
+                return (false, Some(format!("Key {} is not provided", env.key)));
+            }
+        }
+        (true, None)
+    };
+
+    let (envs_valid, reason) = check_envs(&envs);
+
+    if envs_valid {
+        match textsender_models::config::auxiliary::load_config().await {
+            Ok(twilio_config) => Ok(App {
+                api_url: envs[0].value.clone(),
+                auth_url: envs[1].value.clone(),
+                service_username: envs[2].value.clone(),
+                service_passphrase: envs[3].value.clone(),
+                twilio_config,
+            }),
+            Err(err) => Err(err),
+        }
+    } else {
+        Err(std::io::Error::other(reason.unwrap()))
+    }
+}

src/lib.rs

@@ -0,0 +1,3 @@
+pub mod app;
+pub mod service;
+pub mod version;

src/main.rs

@@ -0,0 +1,55 @@
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let args = std::env::args().collect();
+    if catapult::version::contains_version(&args) {
+        catapult::version::print_version();
+        std::process::exit(-1);
+    }
+
+    let app = match catapult::app::load_app().await {
+        Ok(app) => app,
+        Err(err) => {
+            eprintln!("Error: {err:?}");
+            std::process::exit(-1);
+        }
+    };
+
+    println!("App: {app:?}");
+
+    let auth = catapult::service::auth::Auth { app: app.clone() };
+    let token = match auth.get_token().await {
+        Ok(token) => token,
+        Err(err) => {
+            eprintln!("Error getting token");
+            eprintln!("Error: {err:?}");
+            std::process::exit(-1);
+        }
+    };
+
+    let mut svc = catapult::service::core::Service {
+        app: app.clone(),
+        token,
+    };
+
+    loop {
+        if catapult::service::auth::has_token_expired(&svc.token).await {
+            match auth.get_refresh_token(&svc.token).await {
+                Ok(refresh) => {
+                    println!("Refresh token: {refresh:?}");
+                    svc.token = refresh;
+                }
+                Err(err) => {
+                    eprintln!("Error: {err:?}");
+                    std::process::exit(-1);
+                }
+            }
+        }
+
+        svc.do_the_work().await;
+
+        tokio::time::sleep(tokio::time::Duration::from_secs(
+            catapult::app::SECONDS_TO_SLEEP,
+        ))
+        .await;
+    }
+}

src/service/auth.rs

@@ -0,0 +1,116 @@
+pub struct Auth {
+    pub app: crate::app::App,
+}
+
+impl Auth {
+    pub async fn get_token(&self) -> Result<textsender_models::token::Login, std::io::Error> {
+        let client = reqwest::Client::new();
+        let endpoint = String::from("api/v1/service/login");
+        let api_url = format!("{}/{endpoint}", self.app.auth_url);
+
+        println!("Url: {api_url:?}");
+
+        let payload = serde_json::json!({
+            "username": &self.app.service_username,
+            "passphrase": &self.app.service_passphrase,
+        });
+
+        println!("Payload: {payload:?}");
+
+        match client.post(api_url).json(&payload).send().await {
+            Ok(response) => match response.status() {
+                reqwest::StatusCode::OK => {
+                    println!("Response: {response:?}");
+                    match response.text().await {
+                        Ok(val) => match parse_token_response(&val).await {
+                            Ok(login_result) => Ok(login_result),
+                            Err(err) => Err(err),
+                        },
+                        Err(err) => Err(std::io::Error::other(err)),
+                    }
+                }
+                _ => Err(std::io::Error::other("Error getting token")),
+            },
+            Err(err) => Err(std::io::Error::other(err.to_string())),
+        }
+    }
+
+    pub async fn get_refresh_token(
+        &self,
+        login_result: &textsender_models::token::Login,
+    ) -> Result<textsender_models::token::Login, std::io::Error> {
+        let client = reqwest::Client::new();
+        let endpoint = String::from("api/v1/token/refresh");
+        let api_url = format!("{}/{endpoint}", self.app.auth_url);
+
+        println!("Url: {api_url:?}");
+
+        let payload = serde_json::json!({
+            "access_token": login_result.access_token
+        });
+
+        match client.post(api_url).json(&payload).send().await {
+            Ok(response) => match response.status() {
+                reqwest::StatusCode::OK => {
+                    println!("Response: {response:?}");
+                    match response.text().await {
+                        Ok(val) => match parse_token_response(&val).await {
+                            Ok(login_result) => Ok(login_result),
+                            Err(err) => Err(err),
+                        },
+                        Err(err) => Err(std::io::Error::other(err)),
+                    }
+                }
+                _ => Err(std::io::Error::other("Error getting token")),
+            },
+            Err(err) => Err(std::io::Error::other(err.to_string())),
+        }
+    }
+}
+
+async fn parse_token_response(
+    response: &str,
+) -> Result<textsender_models::token::LoginResult, std::io::Error> {
+    match serde_json::from_str::<serde_json::Value>(response) {
+        Ok(j) => {
+            println!("Good");
+            let message = &j["message"];
+            let data = &j["data"];
+
+            println!("Message: {message:?}");
+            println!("Data: {data:?}");
+            match j.get("data") {
+                Some(serde_json::Value::Array(lrs)) => {
+                    if lrs.is_empty() {
+                        Err(std::io::Error::other("Error response is empty"))
+                    } else {
+                        let lr = lrs[0].clone();
+                        let ll: textsender_models::token::LoginResult =
+                            match serde_json::from_value(lr) {
+                                Ok(lr) => lr,
+                                Err(err) => {
+                                    return Err(std::io::Error::other(err.to_string()));
+                                }
+                            };
+                        Ok(ll)
+                    }
+                }
+                _ => Err(std::io::Error::other("Error parsing response")),
+            }
+        }
+        Err(err) => Err(std::io::Error::other(err.to_string())),
+    }
+}
+
+pub async fn has_token_expired(token: &textsender_models::token::LoginResult) -> bool {
+    let now = time::OffsetDateTime::now_utc();
+    let expire = match time::OffsetDateTime::from_unix_timestamp(token.expires_in) {
+        Ok(res) => res,
+        Err(err) => {
+            eprintln!("Error: {err:?}");
+            return false;
+        }
+    };
+
+    now > expire
+}

src/service/contact.rs

@@ -0,0 +1,64 @@
+pub struct Contact {
+    pub app: crate::app::App,
+    pub token: textsender_models::token::LoginResult,
+}
+
+impl Contact {
+    pub async fn get(
+        &self,
+        contact_id: &uuid::Uuid,
+    ) -> Result<Vec<textsender_models::contact::Contact>, std::io::Error> {
+        let client = reqwest::Client::new();
+        let endpoint = format!("api/v1/contact?id={contact_id}");
+        let api_url = format!("{}/{endpoint}", self.app.api_url);
+
+        println!("Url: {api_url:?}");
+
+        let (key, header) = super::auth_header(&self.token.access_token);
+
+        match client.get(api_url).header(key, header).send().await {
+            Ok(response) => match response.status() {
+                reqwest::StatusCode::OK => match response.text().await {
+                    Ok(val) => match parse_response(&val).await {
+                        Ok(login_result) => Ok(login_result),
+                        Err(err) => Err(err),
+                    },
+                    Err(err) => Err(std::io::Error::other(err)),
+                },
+                _ => Err(std::io::Error::other("Error getting token")),
+            },
+            Err(err) => Err(std::io::Error::other(err.to_string())),
+        }
+    }
+}
+
+async fn parse_response(
+    response: &str,
+) -> Result<Vec<textsender_models::contact::Contact>, std::io::Error> {
+    match serde_json::from_str::<serde_json::Value>(response) {
+        Ok(j) => match j.get("data") {
+            Some(serde_json::Value::Array(lrs)) => {
+                if lrs.is_empty() {
+                    Err(std::io::Error::other("Error response is empty"))
+                } else {
+                    let mut events: Vec<textsender_models::contact::Contact> = Vec::new();
+
+                    for event in lrs.iter() {
+                        let ll: textsender_models::contact::Contact =
+                            match serde_json::from_value(event.clone()) {
+                                Ok(lr) => lr,
+                                Err(err) => {
+                                    return Err(std::io::Error::other(err.to_string()));
+                                }
+                            };
+                        events.push(ll);
+                    }
+
+                    Ok(events)
+                }
+            }
+            _ => Err(std::io::Error::other("Error parsing response")),
+        },
+        Err(err) => Err(std::io::Error::other(err.to_string())),
+    }
+}

src/service/core.rs

@@ -0,0 +1,177 @@
+pub struct Service {
+    pub app: crate::app::App,
+    pub token: textsender_models::token::Login,
+}
+
+impl Service {
+    pub async fn do_the_work(&mut self) {
+        println!("Do some work");
+        println!("Checking queue");
+
+        use textsender_models::message::scheduling::ScheduledMessage;
+
+        let queue = super::queue::Queue {
+            app: self.app.clone(),
+            token: self.token.clone(),
+        };
+        let queue_item: Option<ScheduledMessage> = match queue.get_queue().await {
+            Ok(item) => Some(item),
+            Err(err) => {
+                eprintln!("Error: {err:?}");
+                None
+            }
+        };
+
+        if queue_item.is_none() {
+            println!("No queue item found");
+            return;
+        }
+        let queue_item = queue_item.unwrap();
+
+        println!("Queue item Id: {:?}", queue_item.id);
+
+        if !self.is_schedulable(&queue_item) {
+            println!("Not schedulable");
+            return;
+        }
+
+        println!("Can schedule");
+
+        let events_req = super::event::Event {
+            app: self.app.clone(),
+            token: self.token.clone(),
+        };
+
+        let scheduled_message_id = queue_item.id;
+        let events = match events_req.get(&scheduled_message_id).await {
+            Ok(events) => Some(events),
+            Err(err) => {
+                eprintln!("Error: {err:?}");
+                None
+            }
+        };
+
+        let contacts = super::contact::Contact {
+            app: self.app.clone(),
+            token: self.token.clone(),
+        };
+        let messages = super::message::Message {
+            app: self.app.clone(),
+            token: self.token.clone(),
+        };
+        let sch_msg = super::scheduler::ScheduledMessage {
+            app: self.app.clone(),
+            token: self.token.clone(),
+        };
+        let mer_req = super::mer::MessageEventResponse {
+            app: self.app.clone(),
+            token: self.token.clone(),
+        };
+
+        let events = events.unwrap_or_default();
+        for event in &events {
+            println!("Event: {event:?}");
+            let contact = &match contacts.get(&event.contact_id).await {
+                Ok(contact) => contact,
+                Err(err) => {
+                    eprintln!("Error: {err:?}");
+                    continue;
+                }
+            }[0];
+            let message = &match messages.get(&event.message_id).await {
+                Ok(messages) => messages,
+                Err(err) => {
+                    eprintln!("Error: {err:?}");
+                    continue;
+                }
+            }[0];
+            let scheduled_message = match sch_msg.get(&event.scheduled_message_id).await {
+                Ok(sch_msg_here) => sch_msg_here,
+                Err(err) => {
+                    eprintln!("Error: {err:?}");
+                    continue;
+                }
+            };
+
+            println!("Contact Id: {:?}", contact.id);
+            println!("Message Id: {:?}", message.id);
+            println!("Scheduled Message Id: {:?}", scheduled_message.id);
+
+            let param = swoosh::twilio::types::Parameters {
+                schedule: true,
+                schedule_at: scheduled_message.scheduled,
+            };
+
+            let twilio_config = &self.app.twilio_config;
+            println!("Config: {twilio_config:?}");
+            println!("SM: {scheduled_message:?}");
+
+            match swoosh::twilio::api::send_message(message, contact, &param, twilio_config).await {
+                Ok(resp) => {
+                    println!("Message scheduled");
+                    // MER response
+                    let result = swoosh::twilio::api::response_to_json(resp).await;
+                    let mer = textsender_models::message::event::MessageEventResponse {
+                        contact_id: contact.id.unwrap(),
+                        scheduled_message_event_id: Some(event.id),
+                        response: result,
+                        message_id: message.id.unwrap(),
+                        sent: scheduled_message.scheduled,
+                        user_id: scheduled_message.user_id,
+                        ..Default::default()
+                    };
+
+                    match mer_req.record_message_event_response(&mer).await {
+                        Ok(response) => {
+                            println!("Recording MER");
+                            println!("Response: {response:?}");
+                        }
+                        Err(err) => {
+                            eprintln!("Error recording mer");
+                            eprintln!("Error: {err:?}");
+                        }
+                    }
+                }
+                Err(err) => {
+                    eprintln!("Message not sent");
+                    eprintln!("Error: {err:?}");
+                }
+            }
+        }
+
+        /*
+        todo!(
+            r#"
+        Need to finish this
+
+        [X] - This function should fetch a token, check if the token is valid, and obtain a refresh token if
+        it has expired.
+
+        Then do the real work.
+
+        1. Check the queue - Done
+        2. If there is an item, get the data - Done
+        3. Evaluate if it is schedulable - Done
+        4. Get the events and iterate each one - Done
+        5. Starting with the message - Done
+        6. Get the contact - Done
+        7. Send the message
+        8. Record the message event response - Added, not used
+        9. Add to scheduler
+            "#
+        );
+        */
+    }
+
+    fn is_schedulable(
+        &self,
+        queue_item: &textsender_models::message::scheduling::ScheduledMessage,
+    ) -> bool {
+        let now = time::OffsetDateTime::now_utc();
+
+        match queue_item.scheduled {
+            Some(date) => date > now,
+            None => false,
+        }
+    }
+}

src/service/event.rs

@@ -0,0 +1,70 @@
+pub struct Event {
+    pub app: crate::app::App,
+    pub token: textsender_models::token::LoginResult,
+}
+
+impl Event {
+    pub async fn get(
+        &self,
+        scheduled_message_id: &uuid::Uuid,
+    ) -> Result<Vec<textsender_models::message::scheduling::ScheduledMessageEvent>, std::io::Error>
+    {
+        let client = reqwest::Client::new();
+        let endpoint =
+            format!("api/v1/schedule/message/event?scheduled_message_id={scheduled_message_id}");
+        let api_url = format!("{}/{endpoint}", self.app.api_url);
+
+        println!("Url: {api_url:?}");
+
+        let (key, header) = super::auth_header(&self.token.access_token);
+
+        match client.get(api_url).header(key, header).send().await {
+            Ok(response) => match response.status() {
+                reqwest::StatusCode::OK => match response.text().await {
+                    Ok(val) => match parse_response(&val).await {
+                        Ok(login_result) => Ok(login_result),
+                        Err(err) => Err(err),
+                    },
+                    Err(err) => Err(std::io::Error::other(err)),
+                },
+                _ => Err(std::io::Error::other(
+                    "Error getting Scheduled Message Event",
+                )),
+            },
+            Err(err) => Err(std::io::Error::other(err.to_string())),
+        }
+    }
+}
+
+async fn parse_response(
+    response: &str,
+) -> Result<Vec<textsender_models::message::scheduling::ScheduledMessageEvent>, std::io::Error> {
+    match serde_json::from_str::<serde_json::Value>(response) {
+        Ok(j) => match j.get("data") {
+            Some(serde_json::Value::Array(lrs)) => {
+                if lrs.is_empty() {
+                    Err(std::io::Error::other("Error response is empty"))
+                } else {
+                    let mut events: Vec<
+                        textsender_models::message::scheduling::ScheduledMessageEvent,
+                    > = Vec::new();
+
+                    for event in lrs.iter() {
+                        let ll: textsender_models::message::scheduling::ScheduledMessageEvent =
+                            match serde_json::from_value(event.clone()) {
+                                Ok(lr) => lr,
+                                Err(err) => {
+                                    return Err(std::io::Error::other(err.to_string()));
+                                }
+                            };
+                        events.push(ll);
+                    }
+
+                    Ok(events)
+                }
+            }
+            _ => Err(std::io::Error::other("Error parsing response")),
+        },
+        Err(err) => Err(std::io::Error::other(err.to_string())),
+    }
+}

src/service/mer.rs

@@ -0,0 +1,112 @@
+pub struct MessageEventResponse {
+    pub app: crate::app::App,
+    pub token: textsender_models::token::LoginResult,
+}
+
+impl MessageEventResponse {
+    pub async fn record_message_event_response(
+        &self,
+        mer: &textsender_models::message::event::MessageEventResponse,
+    ) -> Result<textsender_models::message::event::MessageEventResponse, std::io::Error> {
+        let client = reqwest::Client::new();
+        let endpoint = String::from("api/v1/schedule/message/event/response/record");
+        let api_url = format!("{}/{endpoint}", self.app.api_url);
+
+        println!("Url: {api_url:?}");
+
+        use time::format_description::well_known::Iso8601;
+        let sent = match mer.sent.unwrap().format(&Iso8601::DEFAULT) {
+            Ok(converted) => converted,
+            Err(err) => {
+                return Err(std::io::Error::other(err.to_string()));
+            }
+        };
+
+        let payload = serde_json::json!({
+            "scheduled_message_event_id": mer.scheduled_message_event_id.unwrap(),
+            "response": mer.response,
+            "user_id": mer.user_id,
+            "sent": sent,
+            "status": textsender_models::message::event::MESSAGE_EVENT_RESPONSE_STATUS_SCHEDULED,
+            "contact_id": mer.contact_id,
+            "message_id": mer.message_id
+        });
+
+        println!("Payload: {payload:?}");
+
+        let (key, header) = super::auth_header(&self.token.access_token);
+
+        match client
+            .post(api_url)
+            .json(&payload)
+            .header(key, header)
+            .send()
+            .await
+        {
+            Ok(response) => match response.status() {
+                reqwest::StatusCode::CREATED | reqwest::StatusCode::OK => {
+                    println!("Response: {response:?}");
+                    match response.text().await {
+                        Ok(val) => match parse_response(&val).await {
+                            Ok(login_result) => Ok(login_result),
+                            Err(err) => Err(err),
+                        },
+                        Err(err) => Err(std::io::Error::other(err)),
+                    }
+                }
+                _ => Err(std::io::Error::other(
+                    "Error recording Message Event Response",
+                )),
+            },
+            Err(err) => Err(std::io::Error::other(err.to_string())),
+        }
+    }
+
+    /*
+        *
+        * {
+        "scheduled_message_event_id": "{{scheduled_message_event_id}}",
+        "response": {{text_response_raw}},
+        "user_id": "{{user_id}}",
+        "sent": "2026-06-20T17:10:00Z",
+        "status": "{{mer_status_scheduled}}",
+        "contact_id": "{{contact_id}}",
+        "message_id": "{{message_id}}"
+    }
+        *
+        */
+}
+
+async fn parse_response(
+    response: &str,
+) -> Result<textsender_models::message::event::MessageEventResponse, std::io::Error> {
+    match serde_json::from_str::<serde_json::Value>(response) {
+        Ok(j) => {
+            println!("Good");
+            let message = &j["message"];
+            let data = &j["data"];
+
+            println!("Message: {message:?}");
+            println!("Data: {data:?}");
+            match j.get("data") {
+                Some(serde_json::Value::Array(lrs)) => {
+                    if lrs.is_empty() {
+                        Err(std::io::Error::other("Error response is empty"))
+                    } else {
+                        let lr = lrs[0].clone();
+                        let ll: textsender_models::message::event::MessageEventResponse =
+                            match serde_json::from_value(lr) {
+                                Ok(lr) => lr,
+                                Err(err) => {
+                                    return Err(std::io::Error::other(err.to_string()));
+                                }
+                            };
+                        Ok(ll)
+                    }
+                }
+                _ => Err(std::io::Error::other("Error parsing response")),
+            }
+        }
+        Err(err) => Err(std::io::Error::other(err.to_string())),
+    }
+}

src/service/message.rs

@@ -0,0 +1,64 @@
+pub struct Message {
+    pub app: crate::app::App,
+    pub token: textsender_models::token::LoginResult,
+}
+
+impl Message {
+    pub async fn get(
+        &self,
+        message_id: &uuid::Uuid,
+    ) -> Result<Vec<textsender_models::message::Message>, std::io::Error> {
+        let client = reqwest::Client::new();
+        let endpoint = format!("api/v1/message?id={message_id}");
+        let api_url = format!("{}/{endpoint}", self.app.api_url);
+
+        println!("Url: {api_url:?}");
+
+        let (key, header) = super::auth_header(&self.token.access_token);
+
+        match client.get(api_url).header(key, header).send().await {
+            Ok(response) => match response.status() {
+                reqwest::StatusCode::OK => match response.text().await {
+                    Ok(val) => match parse_response(&val).await {
+                        Ok(login_result) => Ok(login_result),
+                        Err(err) => Err(err),
+                    },
+                    Err(err) => Err(std::io::Error::other(err)),
+                },
+                _ => Err(std::io::Error::other("Error getting token")),
+            },
+            Err(err) => Err(std::io::Error::other(err.to_string())),
+        }
+    }
+}
+
+async fn parse_response(
+    response: &str,
+) -> Result<Vec<textsender_models::message::Message>, std::io::Error> {
+    match serde_json::from_str::<serde_json::Value>(response) {
+        Ok(j) => match j.get("data") {
+            Some(serde_json::Value::Array(lrs)) => {
+                if lrs.is_empty() {
+                    Err(std::io::Error::other("Error response is empty"))
+                } else {
+                    let mut events: Vec<textsender_models::message::Message> = Vec::new();
+
+                    for event in lrs.iter() {
+                        let ll: textsender_models::message::Message =
+                            match serde_json::from_value(event.clone()) {
+                                Ok(lr) => lr,
+                                Err(err) => {
+                                    return Err(std::io::Error::other(err.to_string()));
+                                }
+                            };
+                        events.push(ll);
+                    }
+
+                    Ok(events)
+                }
+            }
+            _ => Err(std::io::Error::other("Error parsing response")),
+        },
+        Err(err) => Err(std::io::Error::other(err.to_string())),
+    }
+}

src/service/mod.rs

@@ -0,0 +1,16 @@
+pub mod auth;
+pub mod contact;
+pub mod core;
+pub mod event;
+pub mod mer;
+pub mod message;
+pub mod queue;
+pub mod scheduler;
+
+pub fn auth_header(
+    access_token: &str,
+) -> (reqwest::header::HeaderName, reqwest::header::HeaderValue) {
+    let bearer = format!("Bearer {}", access_token);
+    let header_value = reqwest::header::HeaderValue::from_str(&bearer).unwrap();
+    (reqwest::header::AUTHORIZATION, header_value)
+}

src/service/queue.rs

@@ -0,0 +1,68 @@
+pub struct Queue {
+    pub app: crate::app::App,
+    pub token: textsender_models::token::LoginResult,
+}
+
+impl Queue {
+    pub async fn get_queue(
+        &self,
+    ) -> Result<textsender_models::message::scheduling::ScheduledMessage, std::io::Error> {
+        let client = reqwest::Client::new();
+        let endpoint = String::from("api/v1/schedule/message/fetch");
+        let api_url = format!("{}/{endpoint}", self.app.api_url);
+
+        println!("Url: {api_url:?}");
+
+        let (key, header) = super::auth_header(&self.token.access_token);
+
+        match client.get(api_url).header(key, header).send().await {
+            Ok(response) => match response.status() {
+                reqwest::StatusCode::OK => {
+                    println!("Response: {response:?}");
+                    match response.text().await {
+                        Ok(val) => match parse_queue_response(&val).await {
+                            Ok(login_result) => Ok(login_result),
+                            Err(err) => Err(err),
+                        },
+                        Err(err) => Err(std::io::Error::other(err)),
+                    }
+                }
+                _ => Err(std::io::Error::other("Error getting token")),
+            },
+            Err(err) => Err(std::io::Error::other(err.to_string())),
+        }
+    }
+}
+
+async fn parse_queue_response(
+    response: &str,
+) -> Result<textsender_models::message::scheduling::ScheduledMessage, std::io::Error> {
+    match serde_json::from_str::<serde_json::Value>(response) {
+        Ok(j) => {
+            let message = &j["message"];
+            let data = &j["data"];
+
+            println!("Message: {message:?}");
+            println!("Data: {data:?}");
+            match j.get("data") {
+                Some(serde_json::Value::Array(lrs)) => {
+                    if lrs.is_empty() {
+                        Err(std::io::Error::other("Error response is empty"))
+                    } else {
+                        let lr = lrs[0].clone();
+                        let ll: textsender_models::message::scheduling::ScheduledMessage =
+                            match serde_json::from_value(lr) {
+                                Ok(lr) => lr,
+                                Err(err) => {
+                                    return Err(std::io::Error::other(err.to_string()));
+                                }
+                            };
+                        Ok(ll)
+                    }
+                }
+                _ => Err(std::io::Error::other("Error parsing response")),
+            }
+        }
+        Err(err) => Err(std::io::Error::other(err.to_string())),
+    }
+}

src/service/scheduler.rs

@@ -0,0 +1,59 @@
+pub struct ScheduledMessage {
+    pub app: crate::app::App,
+    pub token: textsender_models::token::LoginResult,
+}
+
+impl ScheduledMessage {
+    pub async fn get(
+        &self,
+        scheduled_message_id: &uuid::Uuid,
+    ) -> Result<textsender_models::message::scheduling::ScheduledMessage, std::io::Error> {
+        let client = reqwest::Client::new();
+        let endpoint = format!("api/v1/schedule/message?id={scheduled_message_id}");
+        let api_url = format!("{}/{endpoint}", self.app.api_url);
+
+        println!("Url: {api_url:?}");
+
+        let (key, header) = super::auth_header(&self.token.access_token);
+
+        match client.get(api_url).header(key, header).send().await {
+            Ok(response) => match response.status() {
+                reqwest::StatusCode::OK => match response.text().await {
+                    Ok(val) => match parse_response(&val).await {
+                        Ok(login_result) => Ok(login_result),
+                        Err(err) => Err(err),
+                    },
+                    Err(err) => Err(std::io::Error::other(err)),
+                },
+                _ => Err(std::io::Error::other("Error getting Scheduled Message")),
+            },
+            Err(err) => Err(std::io::Error::other(err.to_string())),
+        }
+    }
+}
+
+async fn parse_response(
+    response: &str,
+) -> Result<textsender_models::message::scheduling::ScheduledMessage, std::io::Error> {
+    match serde_json::from_str::<serde_json::Value>(response) {
+        Ok(j) => match j.get("data") {
+            Some(serde_json::Value::Array(lrs)) => {
+                if lrs.is_empty() {
+                    Err(std::io::Error::other("Error response is empty"))
+                } else {
+                    let ll: textsender_models::message::scheduling::ScheduledMessage =
+                        match serde_json::from_value(lrs[0].clone()) {
+                            Ok(lr) => lr,
+                            Err(err) => {
+                                return Err(std::io::Error::other(err.to_string()));
+                            }
+                        };
+
+                    Ok(ll)
+                }
+            }
+            _ => Err(std::io::Error::other("Error parsing response")),
+        },
+        Err(err) => Err(std::io::Error::other(err.to_string())),
+    }
+}

src/version.rs

@@ -0,0 +1,20 @@
+pub fn print_version() {
+    let name = env!("CARGO_PKG_NAME");
+    let version = env!("CARGO_PKG_VERSION");
+
+    println!("{name:?} {version:?}");
+}
+
+pub fn contains_version(args: &Vec<String>) -> bool {
+    let valid_flags = vec!["-v", "--version"];
+
+    for arg in args {
+        for valid_flag in &valid_flags {
+            if valid_flag == arg {
+                return true;
+            }
+        }
+    }
+
+    false
+}