WIP: repo-actor: ???

crates/repo-actor/Cargo.toml

@@ -42,12 +42,19 @@ ulid = { workspace = true }
 
 # boilerplate
 derive_more = { workspace = true }
+thiserror = { workspace = true }
 
 # Actors
 actix = { workspace = true }
 actix-rt = { workspace = true }
 tokio = { workspace = true }
 
+[dev-dependencies]
+# Testing
+assert2 = { workspace = true }
+rand = { workspace = true }
+pretty_assertions = { workspace = true }
+
 [lints.clippy]
 nursery = { level = "warn", priority = -1 }
 # pedantic = "warn"

crates/repo-actor/src/branch.rs

@@ -1,78 +1,67 @@
 //
-use actix::prelude::*;
-
+use crate as actor;
 use git_next_config as config;
 use git_next_git as git;
+
+use derive_more::Display;
 use tracing::{info, warn};
 
-use crate::{MessageToken, ValidateRepo};
-
-use std::time::Duration;
-
 // advance next to the next commit towards the head of the dev branch
 #[tracing::instrument(fields(next), skip_all)]
 pub async fn advance_next(
-    next: git::Commit,
-    dev_commit_history: Vec<git::Commit>,
+    next: &git::Commit,
+    dev_commit_history: &[git::Commit],
     repo_details: git::RepoDetails,
     repo_config: config::RepoConfig,
     repository: git::OpenRepository,
-    addr: Addr<super::RepoActor>,
-    message_token: MessageToken,
-) {
-    let next_commit = find_next_commit_on_dev(next, dev_commit_history);
-    let Some(commit) = next_commit else {
-        warn!("No commits to advance next to");
-        return;
-    };
-    if let Some(problem) = validate_commit_message(commit.message()) {
-        warn!("Can't advance next to commit '{}': {}", commit, problem);
-        return;
-    }
+    message_token: actor::messages::MessageToken,
+) -> Result<actor::messages::MessageToken> {
+    let commit =
+        find_next_commit_on_dev(next, dev_commit_history).ok_or_else(|| Error::NextAtDev)?;
+    validate_commit_message(commit.message())?;
     info!("Advancing next to commit '{}'", commit);
-    if let Err(err) = git::push::reset(
+    git::push::reset(
         &repository,
         &repo_details,
         &repo_config.branches().next(),
         &commit.into(),
         &git::push::Force::No,
-    ) {
-        warn!(?err, "Failed")
-    }
-    tokio::time::sleep(Duration::from_secs(10)).await;
-    addr.do_send(ValidateRepo { message_token })
+    )?;
+    Ok(message_token)
 }
 
 #[tracing::instrument]
-fn validate_commit_message(message: &git::commit::Message) -> Option<String> {
+fn validate_commit_message(message: &git::commit::Message) -> Result<()> {
     let message = &message.to_string();
     if message.to_ascii_lowercase().starts_with("wip") {
-        return Some("Is Work-In-Progress".to_string());
+        return Err(Error::IsWorkInProgress);
     }
     match git_conventional::Commit::parse(message) {
         Ok(commit) => {
             info!(?commit, "Pass");
-            None
+            Ok(())
         }
         Err(err) => {
             warn!(?err, "Fail");
-            Some(err.kind().to_string())
+            Err(Error::InvalidCommitMessage {
+                reason: err.kind().to_string(),
+            })
         }
     }
 }
 
 pub fn find_next_commit_on_dev(
-    next: git::Commit,
-    dev_commit_history: Vec<git::Commit>,
+    next: &git::Commit,
+    dev_commit_history: &[git::Commit],
 ) -> Option<git::Commit> {
-    let mut next_commit: Option<git::Commit> = None;
-    for commit in dev_commit_history.into_iter() {
+    let mut next_commit: Option<&git::Commit> = None;
+    for commit in dev_commit_history.iter() {
         if commit == next {
             break;
         };
         next_commit.replace(commit);
     }
-    next_commit
+    next_commit.cloned()
 }
 
 // advance main branch to the commit 'next'
@@ -82,15 +71,30 @@ pub async fn advance_main(
     repo_details: &git::RepoDetails,
     repo_config: &config::RepoConfig,
     repository: &git::OpenRepository,
-) {
+) -> Result<()> {
     info!("Advancing main to next");
-    if let Err(err) = git::push::reset(
+    git::push::reset(
         repository,
         repo_details,
         &repo_config.branches().main(),
         &next.into(),
         &git::push::Force::No,
-    ) {
-        warn!(?err, "Failed")
-    };
+    )?;
+    Ok(())
+}
+
+pub type Result<T> = core::result::Result<T, Error>;
+#[derive(Debug, thiserror::Error, Display)]
+pub enum Error {
+    #[display("push: {}", 0)]
+    Push(#[from] git::push::Error),
+
+    #[display("no commits to advance next to")]
+    NextAtDev,
+
+    #[display("commit is a Work-in-progress")]
+    IsWorkInProgress,
+
+    #[display("commit message is not in conventional commit format: {reason}")]
+    InvalidCommitMessage { reason: String },
 }

crates/repo-actor/src/handlers/advance_to_main.rs

@@ -0,0 +1,52 @@
+//
+use actix::prelude::*;
+use tracing::Instrument as _;
+
+use crate as actor;
+
+impl Handler<actor::messages::AdvanceMainTo> for actor::RepoActor {
+    type Result = ();
+    #[tracing::instrument(name = "RepoActor::AdvanceMainTo", skip_all, fields(repo = %self.repo_details, commit = ?msg))]
+    fn handle(
+        &mut self,
+        msg: actor::messages::AdvanceMainTo,
+        ctx: &mut Self::Context,
+    ) -> Self::Result {
+        let Some(repo_config) = self.repo_details.repo_config.clone() else {
+            tracing::warn!("No config loaded");
+            return;
+        };
+        let Some(repository) = self.open_repository.clone() else {
+            tracing::warn!("No repository opened");
+            return;
+        };
+        let repo_details = self.repo_details.clone();
+        let addr = ctx.address();
+        let message_token = self.message_token;
+        async move {
+            match actor::branch::advance_main(
+                msg.unwrap(),
+                &repo_details,
+                &repo_config,
+                &repository,
+            )
+            .await
+            {
+                Err(err) => {
+                    tracing::warn!("advance main: {err}");
+                }
+                Ok(_) => match repo_config.source() {
+                    git_next_config::RepoConfigSource::Repo => {
+                        addr.do_send(actor::messages::LoadConfigFromRepo)
+                    }
+                    git_next_config::RepoConfigSource::Server => {
+                        addr.do_send(actor::messages::ValidateRepo::new(message_token))
+                    }
+                },
+            }
+        }
+        .in_current_span()
+        .into_actor(self)
+        .wait(ctx);
+    }
+}

crates/repo-actor/src/handlers/clone.rs

@@ -0,0 +1,37 @@
+//
+use actix::prelude::*;
+
+use crate as actor;
+use git_next_git as git;
+
+impl Handler<actor::messages::CloneRepo> for actor::RepoActor {
+    type Result = ();
+    #[tracing::instrument(name = "RepoActor::CloneRepo", skip_all, fields(repo = %self.repo_details /*, gitdir = %self.repo_details.gitdir */))]
+    fn handle(
+        &mut self,
+        _msg: actor::messages::CloneRepo,
+        ctx: &mut Self::Context,
+    ) -> Self::Result {
+        println!("handler clone repo start");
+        let gitdir = self.repo_details.gitdir.clone();
+        match git::repository::open(&self.repository, &self.repo_details, gitdir) {
+            Ok(repository) => {
+                println!("- open okay");
+                self.open_repository.replace(repository);
+                if self.repo_details.repo_config.is_none() {
+                    println!("need to load config from repo");
+                    ctx.address().do_send(actor::messages::LoadConfigFromRepo);
+                } else {
+                    println!("need to validate repo");
+                    ctx.address()
+                        .do_send(actor::messages::ValidateRepo::new(self.message_token));
+                }
+            }
+            Err(err) => {
+                println!("err: {err:?}");
+                tracing::warn!("Could not open repo: {err}")
+            }
+        }
+        println!("handler clone repo finish");
+    }
+}

crates/repo-actor/src/handlers/load_config_from_repo.rs

@@ -0,0 +1,31 @@
+//
+use actix::prelude::*;
+use tracing::Instrument as _;
+
+use crate as actor;
+
+impl Handler<actor::messages::LoadConfigFromRepo> for actor::RepoActor {
+    type Result = ();
+    #[tracing::instrument(name = "RepoActor::LoadConfigFromRepo", skip_all, fields(repo = %self.repo_details))]
+    fn handle(
+        &mut self,
+        _msg: actor::messages::LoadConfigFromRepo,
+        ctx: &mut Self::Context,
+    ) -> Self::Result {
+        let details = self.repo_details.clone();
+        let addr = ctx.address();
+        let Some(open_repository) = self.open_repository.clone() else {
+            tracing::warn!("missing open repository - can't load configuration");
+            return;
+        };
+        async move {
+            match actor::load::config_from_repository(details, open_repository).await {
+                Ok(repo_config) => addr.do_send(actor::messages::LoadedConfig::new(repo_config)),
+                Err(err) => tracing::warn!(?err, "Failed to load config"),
+            }
+        }
+        .in_current_span()
+        .into_actor(self)
+        .wait(ctx);
+    }
+}

crates/repo-actor/src/handlers/loaded_config.rs

@@ -0,0 +1,20 @@
+//
+use actix::prelude::*;
+
+use crate as actor;
+
+impl Handler<actor::messages::LoadedConfig> for actor::RepoActor {
+    type Result = ();
+    #[tracing::instrument(name = "RepoActor::LoadedConfig", skip_all, fields(repo = %self.repo_details, branches = ?msg))]
+    fn handle(
+        &mut self,
+        msg: actor::messages::LoadedConfig,
+        ctx: &mut Self::Context,
+    ) -> Self::Result {
+        let repo_config = msg.unwrap();
+        self.repo_details.repo_config.replace(repo_config);
+
+        ctx.address()
+            .do_send(actor::messages::ValidateRepo::new(self.message_token));
+    }
+}

crates/repo-actor/src/handlers/mod.rs

@@ -0,0 +1,11 @@
+pub mod advance_to_main;
+pub mod clone;
+pub mod load_config_from_repo;
+pub mod loaded_config;
+pub mod start_monitoring;
+pub mod validate_repo;
+pub mod webhook_message;
+pub mod webhook_registered;
+
+#[cfg(test)]
+pub mod test;

crates/repo-actor/src/handlers/start_monitoring.rs

@@ -0,0 +1,83 @@
+//
+use actix::prelude::*;
+use tracing::Instrument as _;
+
+use crate as actor;
+use git_next_git as git;
+
+impl Handler<actor::messages::StartMonitoring> for actor::RepoActor {
+    type Result = ();
+    #[tracing::instrument(name = "RepoActor::StartMonitoring", skip_all, 
+        fields(token = %self.message_token, repo = %self.repo_details, main = %msg.main(), next = %msg.next(), dev = %msg.dev()))
+    ]
+    fn handle(
+        &mut self,
+        msg: actor::messages::StartMonitoring,
+        ctx: &mut Self::Context,
+    ) -> Self::Result {
+        let Some(repo_config) = self.repo_details.repo_config.clone() else {
+            tracing::warn!("No config loaded");
+            return;
+        };
+
+        let next_ahead_of_main = msg.main() != msg.next();
+        let dev_ahead_of_next = msg.next() != msg.dev();
+        tracing::info!(next_ahead_of_main, dev_ahead_of_next, "StartMonitoring");
+
+        let addr = ctx.address();
+        let forge = self.forge.clone();
+
+        if next_ahead_of_main {
+            let message_token = self.message_token;
+            let sleep_duration = self.sleep_duration;
+            async move {
+                // get the status - pass, fail, pending (all others map to fail, e.g. error)
+                let status = forge.commit_status(msg.next()).await;
+                tracing::info!(?status, "Checking next branch");
+                match status {
+                    git::forge::commit::Status::Pass => {
+                        addr.do_send(actor::messages::AdvanceMainTo::new(msg.next().clone()));
+                    }
+                    git::forge::commit::Status::Pending => {
+                        tokio::time::sleep(sleep_duration).await;
+                        addr.do_send(actor::messages::ValidateRepo::new(message_token));
+                    }
+                    git::forge::commit::Status::Fail => {
+                        tracing::warn!("Checks have failed");
+                    }
+                }
+            }
+            .in_current_span()
+            .into_actor(self)
+            .wait(ctx);
+        } else if dev_ahead_of_next {
+            if let Some(repository) = self.open_repository.clone() {
+                let repo_details = self.repo_details.clone();
+                let message_token = self.message_token;
+                let sleep_duration = self.sleep_duration;
+                async move {
+                    match actor::branch::advance_next(
+                        msg.next(),
+                        msg.dev_commit_history(),
+                        repo_details,
+                        repo_config,
+                        repository,
+                        message_token,
+                    )
+                    .await
+                    {
+                        Ok(message_token) => {
+                            // pause to allow any CI checks to be started
+                            tokio::time::sleep(sleep_duration).await;
+                            addr.do_send(actor::messages::ValidateRepo::new(message_token))
+                        }
+                        Err(err) => tracing::warn!("advance next: {err}"),
+                    }
+                }
+                .in_current_span()
+                .into_actor(self)
+                .wait(ctx);
+            }
+        }
+    }
+}

crates/repo-actor/src/handlers/test.rs

@@ -0,0 +1,18 @@
+use crate as repo_actor;
+use actix::{Handler, Message};
+use git_next_git as git;
+use repo_actor::message;
+
+message!(GetRepositoryLog => Vec<String>);
+
+impl Handler<GetRepositoryLog> for repo_actor::RepoActor {
+    type Result = Vec<String>;
+
+    fn handle(&mut self, _msg: GetRepositoryLog, _ctx: &mut Self::Context) -> Self::Result {
+        match &mut self.open_repository {
+            Some(git::OpenRepository::Test(tor)) => tor.take_log(),
+            Some(git::OpenRepository::Mock(mor)) => mor.take_log(),
+            _ => unimplemented!("Only Test and Mock repositories support this message"),
+        }
+    }
+}

crates/repo-actor/src/handlers/validate_repo.rs

@@ -0,0 +1,98 @@
+//
+use actix::prelude::*;
+use derive_more::Deref as _;
+use tracing::Instrument as _;
+
+use crate as actor;
+use git_next_git as git;
+
+impl Handler<actor::messages::ValidateRepo> for actor::RepoActor {
+    type Result = ();
+    #[tracing::instrument(name = "RepoActor::ValidateRepo", skip_all, fields(repo = %self.repo_details, token = %msg.deref()))]
+    fn handle(
+        &mut self,
+        msg: actor::messages::ValidateRepo,
+        ctx: &mut Self::Context,
+    ) -> Self::Result {
+        println!("handler validate repo - start");
+        match msg.unwrap() {
+            message_token if self.message_token < message_token => {
+                tracing::info!(%message_token, "New message token");
+                self.message_token = message_token;
+            }
+            message_token if self.message_token > message_token => {
+                tracing::info!("Dropping message from previous generation");
+                return; // message is expired
+            }
+            _ => {
+                // do nothing
+            }
+        }
+        if self.webhook_id.is_none() {
+            let forge_alias = self.repo_details.forge.forge_alias();
+            let repo_alias = &self.repo_details.repo_alias;
+            let webhook_url = self.webhook.url(forge_alias, repo_alias);
+            let forge = self.forge.clone();
+            let addr = ctx.address();
+            async move {
+                if let Err(err) =
+                    forge
+                        .register_webhook(&webhook_url)
+                        .await
+                        .and_then(|registered_webhook| {
+                            addr.try_send(actor::messages::WebhookRegistered::from(
+                                registered_webhook,
+                            ))
+                            .map_err(|e| {
+                                git::forge::webhook::Error::FailedToNotifySelf(e.to_string())
+                            })
+                        })
+                {
+                    tracing::warn!("registering webhook: {err}");
+                }
+            }
+            .in_current_span()
+            .into_actor(self)
+            .wait(ctx);
+        }
+        if let (Some(repository), Some(repo_config)) = (
+            self.open_repository.clone(),
+            self.repo_details.repo_config.clone(),
+        ) {
+            let repo_details = self.repo_details.clone();
+            let addr = ctx.address();
+            let message_token = self.message_token;
+            let sleep_duration = self.sleep_duration;
+            async move {
+                match git::validation::positions::validate_positions(
+                    &repository,
+                    &repo_details,
+                    repo_config,
+                ) {
+                    Ok(git::validation::positions::Positions {
+                        main,
+                        next,
+                        dev,
+                        dev_commit_history,
+                    }) => {
+                        addr.do_send(actor::messages::StartMonitoring::new(
+                            main,
+                            next,
+                            dev,
+                            dev_commit_history,
+                        ));
+                    }
+                    Err(err) => {
+                        tracing::warn!("{:?}", err);
+                        tokio::time::sleep(sleep_duration).await;
+                        addr.do_send(actor::messages::ValidateRepo::new(message_token));
+                    }
+                }
+            }
+            .in_current_span()
+            .into_actor(self)
+            .wait(ctx);
+        }
+        println!("handler validate repo - finish");
+    }
+}

crates/repo-actor/src/handlers/webhook_message.rs

@@ -1,13 +1,13 @@
 //
 use actix::prelude::*;
 
-use crate::{RepoActor, ValidateRepo};
+use crate as actor;
 use git_next_config as config;
 use git_next_git as git;
 
 use tracing::{info, warn};
 
-impl Handler<config::WebhookMessage> for RepoActor {
+impl Handler<config::WebhookMessage> for actor::RepoActor {
     type Result = ();
 
     #[allow(clippy::cognitive_complexity)] // TODO: (#49) reduce complexity
@@ -88,6 +88,7 @@ impl Handler<config::WebhookMessage> for RepoActor {
             token = %message_token,
             "New commit"
         );
-        ctx.address().do_send(ValidateRepo { message_token });
+        ctx.address()
+            .do_send(actor::messages::ValidateRepo::new(message_token));
     }
 }

crates/repo-actor/src/handlers/webhook_registered.rs

@@ -0,0 +1,17 @@
+//
+use actix::prelude::*;
+
+use crate as actor;
+
+impl Handler<actor::messages::WebhookRegistered> for actor::RepoActor {
+    type Result = ();
+    #[tracing::instrument(name = "RepoActor::WebhookRegistered", skip_all, fields(repo = %self.repo_details, webhook_id = %msg.webhook_id()))]
+    fn handle(
+        &mut self,
+        msg: actor::messages::WebhookRegistered,
+        _ctx: &mut Self::Context,
+    ) -> Self::Result {
+        self.webhook_id.replace(msg.webhook_id().clone());
+        self.webhook_auth.replace(msg.webhook_auth().clone());
+    }
+}

crates/repo-actor/src/lib.rs

@@ -1,30 +1,58 @@
 mod branch;
+pub mod handlers;
 mod load;
-pub mod status;
-pub mod webhook;
+pub mod messages;
 
 #[cfg(test)]
 mod tests;
 
-use std::time::Duration;
-
 use actix::prelude::*;
-use config::RegisteredWebhook;
-use git::validation::positions::{validate_positions, Positions};
 
-use crate as repo_actor;
 use git_next_config as config;
 use git_next_forge as forge;
 use git_next_git as git;
 
 use kxio::network::Network;
-use tracing::{debug, info, warn, Instrument};
+use tracing::{info, warn, Instrument};
 
 #[derive(Debug, derive_more::Display)]
 #[display("{}:{}:{}", generation, repo_details.forge.forge_alias(), repo_details.repo_alias)]
+/// An actor that represents a Git Repository.
+///
+/// When this actor is started it is sent the [CloneRepo] message.
+///
+/// ```mermaid
+/// stateDiagram-v2
+/// [*] --> CloneRepo :START
+///
+/// CloneRepo --> LoadConfigFromRepo
+/// CloneRepo --> ValidateRepo
+///
+/// LoadConfigFromRepo --> LoadedConfig
+///
+/// ValidateRepo --> WebhookRegistered
+/// ValidateRepo --> StartMonitoring
+/// ValidateRepo --> ValidateRepo :SLEEP 10s
+///
+/// LoadedConfig --> ValidateRepo
+///
+/// WebhookRegistered --> [*]
+///
+/// StartMonitoring --> AdvanceMainTo
+/// StartMonitoring --> ValidateRepo :SLEEP 10s
+///
+/// AdvanceMainTo --> LoadConfigFromRepo
+/// AdvanceMainTo --> ValidateRepo
+///
+/// [*] --> WebhookMessage :WEBHOOK
+///
+/// WebhookMessage --> ValidateRepo
+/// ```
+///
 pub struct RepoActor {
+    sleep_duration: std::time::Duration,
     generation: git::Generation,
-    message_token: MessageToken,
+    message_token: messages::MessageToken,
     repo_details: git::RepoDetails,
     webhook: config::server::Webhook,
     webhook_id: Option<config::WebhookId>, // INFO: if [None] then no webhook is configured
@@ -39,28 +67,30 @@ pub struct RepoActor {
 }
 impl RepoActor {
     pub fn new(
-        details: git::RepoDetails,
+        repo_details: git::RepoDetails,
         webhook: config::server::Webhook,
         generation: git::Generation,
         net: Network,
-        repo: git::Repository,
+        repository: git::Repository,
+        sleep_duration: std::time::Duration,
     ) -> Self {
-        let forge = forge::Forge::new(details.clone(), net.clone());
-        debug!(?forge, "new");
+        let message_token = messages::MessageToken::default();
+        let forge = forge::Forge::new(repo_details.clone(), net.clone());
         Self {
             generation,
-            message_token: MessageToken::new(),
-            repo_details: details,
+            message_token,
+            repo_details,
             webhook,
             webhook_id: None,
             webhook_auth: None,
             last_main_commit: None,
             last_next_commit: None,
             last_dev_commit: None,
-            repository: repo,
+            repository,
             open_repository: None,
-            net,
             forge,
+            net,
+            sleep_duration,
         }
     }
 }
@@ -68,9 +98,11 @@ impl Actor for RepoActor {
     type Context = Context<Self>;
     #[tracing::instrument(name = "RepoActor::stopping", skip_all, fields(repo = %self.repo_details))]
     fn stopping(&mut self, ctx: &mut Self::Context) -> Running {
+        eprintln!("stopping");
         info!("Checking webhook");
         match self.webhook_id.take() {
             Some(webhook_id) => {
+                eprintln!("stopping - unregistering webhook");
                 info!(%webhook_id, "Unregistring webhook");
                 let forge = self.forge.clone();
                 async move {
@@ -87,252 +119,3 @@ impl Actor for RepoActor {
         }
     }
 }
-
-#[derive(Message)]
-#[rtype(result = "()")]
-pub struct CloneRepo;
-impl Handler<CloneRepo> for RepoActor {
-    type Result = ();
-    #[tracing::instrument(name = "RepoActor::CloneRepo", skip_all, fields(repo = %self.repo_details /*, gitdir = %self.repo_details.gitdir */))]
-    fn handle(&mut self, _msg: CloneRepo, ctx: &mut Self::Context) -> Self::Result {
-        let gitdir = self.repo_details.gitdir.clone();
-        match git::repository::open(&self.repository, &self.repo_details, gitdir) {
-            Ok(repository) => {
-                self.open_repository.replace(repository);
-                if self.repo_details.repo_config.is_none() {
-                    ctx.address().do_send(LoadConfigFromRepo);
-                } else {
-                    ctx.address().do_send(ValidateRepo {
-                        message_token: self.message_token,
-                    });
-                }
-            }
-            Err(err) => warn!("Could not open repo: {err}"),
-        }
-    }
-}
-
-#[derive(Message)]
-#[rtype(result = "()")]
-pub struct LoadConfigFromRepo;
-impl Handler<LoadConfigFromRepo> for RepoActor {
-    type Result = ();
-    #[tracing::instrument(name = "RepoActor::LoadConfigFromRepo", skip_all, fields(repo = %self.repo_details))]
-    fn handle(&mut self, _msg: LoadConfigFromRepo, ctx: &mut Self::Context) -> Self::Result {
-        let details = self.repo_details.clone();
-        let addr = ctx.address();
-        let Some(open_repository) = self.open_repository.clone() else {
-            warn!("missing open repository - can't load configuration");
-            return;
-        };
-        repo_actor::load::load_file(details, addr, open_repository)
-            .in_current_span()
-            .into_actor(self)
-            .wait(ctx);
-    }
-}
-
-#[derive(Message)]
-#[rtype(result = "()")]
-struct LoadedConfig(git_next_config::RepoConfig);
-impl Handler<LoadedConfig> for RepoActor {
-    type Result = ();
-    #[tracing::instrument(name = "RepoActor::LoadedConfig", skip_all, fields(repo = %self.repo_details, branches = %msg.0))]
-    fn handle(&mut self, msg: LoadedConfig, ctx: &mut Self::Context) -> Self::Result {
-        let repo_config = msg.0;
-        self.repo_details.repo_config.replace(repo_config);
-
-        ctx.address().do_send(ValidateRepo {
-            message_token: self.message_token,
-        });
-    }
-}
-
-#[derive(derive_more::Constructor, Message)]
-#[rtype(result = "()")]
-pub struct ValidateRepo {
-    message_token: MessageToken,
-}
-impl Handler<ValidateRepo> for RepoActor {
-    type Result = ();
-    #[tracing::instrument(name = "RepoActor::ValidateRepo", skip_all, fields(repo = %self.repo_details, token = %msg.message_token))]
-    fn handle(&mut self, msg: ValidateRepo, ctx: &mut Self::Context) -> Self::Result {
-        match msg.message_token {
-            message_token if self.message_token < message_token => {
-                info!(%message_token, "New message token");
-                self.message_token = msg.message_token;
-            }
-            message_token if self.message_token > message_token => {
-                info!("Dropping message from previous generation");
-                return; // message is expired
-            }
-            _ => {
-                // do nothing
-            }
-        }
-        if self.webhook_id.is_none() {
-            let forge_alias = self.repo_details.forge.forge_alias();
-            let repo_alias = &self.repo_details.repo_alias;
-            let webhook_url = self.webhook.url(forge_alias, repo_alias);
-            let forge = self.forge.clone();
-            let addr = ctx.address();
-            async move {
-                if let Err(err) =
-                    forge
-                        .register_webhook(&webhook_url)
-                        .await
-                        .and_then(|registered_webhook| {
-                            addr.try_send(WebhookRegistered::from(registered_webhook))
-                                .map_err(|e| {
-                                    git::forge::webhook::Error::FailedToNotifySelf(e.to_string())
-                                })
-                        })
-                {
-                    warn!("registering webhook: {err}");
-                }
-            }
-            .in_current_span()
-            .into_actor(self)
-            .wait(ctx);
-        }
-        if let (Some(repository), Some(repo_config)) = (
-            self.open_repository.clone(),
-            self.repo_details.repo_config.clone(),
-        ) {
-            let repo_details = self.repo_details.clone();
-            let addr = ctx.address();
-            let message_token = self.message_token;
-            async move {
-                match validate_positions(&repository, &repo_details, repo_config) {
-                    Ok(Positions {
-                        main,
-                        next,
-                        dev,
-                        dev_commit_history,
-                    }) => {
-                        addr.do_send(StartMonitoring::new(main, next, dev, dev_commit_history));
-                    }
-                    Err(err) => {
-                        warn!("{:?}", err);
-                        tokio::time::sleep(Duration::from_secs(10)).await;
-                        addr.do_send(ValidateRepo::new(message_token));
-                    }
-                }
-            }
-            .in_current_span()
-            .into_actor(self)
-            .wait(ctx);
-        }
-    }
-}
-
-#[derive(Debug, derive_more::Constructor, Message)]
-#[rtype(result = "()")]
-pub struct StartMonitoring {
-    main: git::Commit,
-    next: git::Commit,
-    dev: git::Commit,
-    dev_commit_history: Vec<git::Commit>,
-}
-impl Handler<StartMonitoring> for RepoActor {
-    type Result = ();
-    #[tracing::instrument(name = "RepoActor::StartMonitoring", skip_all, 
-        fields(token = %self.message_token, repo = %self.repo_details, main = %msg.main, next= %msg.next, dev = %msg.dev))
-    ]
-    fn handle(&mut self, msg: StartMonitoring, ctx: &mut Self::Context) -> Self::Result {
-        let Some(repo_config) = self.repo_details.repo_config.clone() else {
-            warn!("No config loaded");
-            return;
-        };
-
-        let next_ahead_of_main = msg.main != msg.next;
-        let dev_ahead_of_next = msg.next != msg.dev;
-        info!(next_ahead_of_main, dev_ahead_of_next, "StartMonitoring");
-
-        let addr = ctx.address();
-        let forge = self.forge.clone();
-
-        if next_ahead_of_main {
-            status::check_next(msg.next, addr, forge, self.message_token)
-                .in_current_span()
-                .into_actor(self)
-                .wait(ctx);
-        } else if dev_ahead_of_next {
-            if let Some(repository) = self.open_repository.clone() {
-                branch::advance_next(
-                    msg.next,
-                    msg.dev_commit_history,
-                    self.repo_details.clone(),
-                    repo_config,
-                    repository,
-                    addr,
-                    self.message_token,
-                )
-                .in_current_span()
-                .into_actor(self)
-                .wait(ctx);
-            }
-        }
-    }
-}
-
-#[derive(Message)]
-#[rtype(result = "()")]
-pub struct WebhookRegistered(config::WebhookId, config::WebhookAuth);
-impl From<RegisteredWebhook> for WebhookRegistered {
-    fn from(value: RegisteredWebhook) -> Self {
-        Self(value.id().clone(), value.auth().clone())
-    }
-}
-impl Handler<WebhookRegistered> for RepoActor {
-    type Result = ();
-    #[tracing::instrument(name = "RepoActor::WebhookRegistered", skip_all, fields(repo = %self.repo_details, webhook_id = %msg.0))]
-    fn handle(&mut self, msg: WebhookRegistered, _ctx: &mut Self::Context) -> Self::Result {
-        self.webhook_id.replace(msg.0);
-        self.webhook_auth.replace(msg.1);
-    }
-}
-
-#[derive(Message)]
-#[rtype(result = "()")]
-pub struct AdvanceMainTo(git::Commit);
-impl Handler<AdvanceMainTo> for RepoActor {
-    type Result = ();
-    #[tracing::instrument(name = "RepoActor::AdvanceMainTo", skip_all, fields(repo = %self.repo_details, commit = %msg.0))]
-    fn handle(&mut self, msg: AdvanceMainTo, ctx: &mut Self::Context) -> Self::Result {
-        let Some(repo_config) = self.repo_details.repo_config.clone() else {
-            warn!("No config loaded");
-            return;
-        };
-        let Some(repository) = self.open_repository.clone() else {
-            warn!("No repository opened");
-            return;
-        };
-        let repo_details = self.repo_details.clone();
-        let addr = ctx.address();
-        let message_token = self.message_token;
-        async move {
-            branch::advance_main(msg.0, &repo_details, &repo_config, &repository).await;
-            match repo_config.source() {
-                git_next_config::RepoConfigSource::Repo => addr.do_send(LoadConfigFromRepo),
-                git_next_config::RepoConfigSource::Server => {
-                    addr.do_send(ValidateRepo { message_token })
-                }
-            }
-        }
-        .in_current_span()
-        .into_actor(self)
-        .wait(ctx);
-    }
-}
-
-#[derive(Copy, Clone, Default, Debug, PartialEq, Eq, PartialOrd, Ord, derive_more::Display)]
-pub struct MessageToken(u32);
-impl MessageToken {
-    pub fn new() -> Self {
-        Self::default()
-    }
-    pub const fn next(&self) -> Self {
-        Self(self.0 + 1)
-    }
-}

crates/repo-actor/src/load.rs

@@ -1,75 +1,54 @@
-use std::path::PathBuf;
-
 //
-use actix::prelude::*;
-
-use tracing::{error, info};
+use derive_more::Display;
+use std::path::PathBuf;
+use tracing::info;
 
 use git_next_config as config;
 use git_next_git as git;
 
-use super::{LoadedConfig, RepoActor};
-
 /// Loads the [RepoConfig] from the `.git-next.toml` file in the repository
 #[tracing::instrument(skip_all, fields(branch = %repo_details.branch))]
-pub async fn load_file(
+pub async fn config_from_repository(
     repo_details: git::RepoDetails,
-    addr: Addr<RepoActor>,
     open_repository: git::OpenRepository,
-) {
+) -> Result<config::RepoConfig> {
     info!("Loading .git-next.toml from repo");
-    let repo_config = match load(&repo_details, &open_repository).await {
-        Ok(repo_config) => repo_config,
-        Err(err) => {
-            error!(?err, "Failed to load config");
-            return;
-        }
-    };
-    info!("Loaded .git-next.toml from repo");
-    addr.do_send(LoadedConfig(repo_config));
-}
-
-async fn load(
-    details: &git::RepoDetails,
-    open_repository: &git::OpenRepository,
-) -> Result<config::RepoConfig, Error> {
-    let contents = open_repository.read_file(&details.branch, &PathBuf::from(".git-next.toml"))?;
-    let config = config::RepoConfig::load(&contents)?;
-    let config = validate(config, open_repository).await?;
+    let contents =
+        open_repository.read_file(&repo_details.branch, &PathBuf::from(".git-next.toml"))?;
+    let config = config::RepoConfig::parse(&contents)?;
+    let branches = open_repository.remote_branches()?;
+    required_branch(&config.branches().main(), &branches)?;
+    required_branch(&config.branches().next(), &branches)?;
+    required_branch(&config.branches().dev(), &branches)?;
     Ok(config)
 }
 
-#[derive(Debug, derive_more::From, derive_more::Display)]
+fn required_branch(
+    branch_name: &config::BranchName,
+    branches: &[config::BranchName],
+) -> Result<()> {
+    branches
+        .iter()
+        .find(|branch| *branch == branch_name)
+        .ok_or_else(|| Error::BranchNotFound(branch_name.clone()))?;
+    Ok(())
+}
+
+pub type Result<T> = core::result::Result<T, Error>;
+#[derive(Debug, thiserror::Error, Display)]
 pub enum Error {
-    File(git::file::Error),
-    Config(config::server::Error),
-    Toml(toml::de::Error),
-    Branch(git::push::Error),
+    #[display("file")]
+    File(#[from] git::file::Error),
+
+    #[display("config")]
+    Config(#[from] config::server::Error),
+
+    #[display("toml")]
+    Toml(#[from] toml::de::Error),
+
+    #[display("push")]
+    Push(#[from] git::push::Error),
+
+    #[display("branch not found: {}", 0)]
     BranchNotFound(config::BranchName),
 }
-
-pub async fn validate(
-    config: config::RepoConfig,
-    open_repository: &git::OpenRepository,
-) -> Result<config::RepoConfig, Error> {
-    let branches = open_repository.remote_branches()?;
-    if !branches
-        .iter()
-        .any(|branch| branch == &config.branches().main())
-    {
-        return Err(Error::BranchNotFound(config.branches().main()));
-    }
-    if !branches
-        .iter()
-        .any(|branch| branch == &config.branches().next())
-    {
-        return Err(Error::BranchNotFound(config.branches().next()));
-    }
-    if !branches
-        .iter()
-        .any(|branch| branch == &config.branches().dev())
-    {
-        return Err(Error::BranchNotFound(config.branches().dev()));
-    }
-    Ok(config)
-}

crates/repo-actor/src/messages.rs

@@ -0,0 +1,89 @@
+//
+use actix::prelude::*;
+use config::newtype;
+use derive_more::{Constructor, Display};
+
+use git_next_config as config;
+use git_next_git as git;
+
+#[macro_export]
+macro_rules! message {
+    ($name:ident wraps $value:ty) => {
+        git_next_config::newtype!($name is a $value);
+        impl Message for $name {
+            type Result = ();
+        }
+    };
+    ($name:ident) => {
+        git_next_config::newtype!($name);
+        impl Message for $name {
+            type Result = ();
+        }
+    };
+    ($name:ident wraps $value:ty => $result:ty) => {
+        git_next_config::newtype!($name is a $value);
+        impl Message for $name {
+            type Result = $result;
+        }
+    };
+    ($name:ident => $result:ty) => {
+        git_next_config::newtype!($name);
+        impl Message for $name {
+            type Result = $result;
+        }
+    };
+}
+
+message!(LoadConfigFromRepo);
+message!(CloneRepo);
+message!(LoadedConfig wraps config::RepoConfig);
+message!(ValidateRepo wraps MessageToken);
+
+#[derive(Debug, Constructor, Message)]
+#[rtype(result = "()")]
+pub struct StartMonitoring {
+    main: git::Commit,
+    next: git::Commit,
+    dev: git::Commit,
+    dev_commit_history: Vec<git::Commit>,
+}
+impl StartMonitoring {
+    pub const fn main(&self) -> &git::Commit {
+        &self.main
+    }
+    pub const fn next(&self) -> &git::Commit {
+        &self.next
+    }
+    pub const fn dev(&self) -> &git::Commit {
+        &self.dev
+    }
+    pub fn dev_commit_history(&self) -> &[git::Commit] {
+        &self.dev_commit_history
+    }
+}
+
+message!(WebhookRegistered wraps (config::WebhookId, config::WebhookAuth));
+impl WebhookRegistered {
+    pub const fn webhook_id(&self) -> &config::WebhookId {
+        &self.0 .0
+    }
+    pub const fn webhook_auth(&self) -> &config::WebhookAuth {
+        &self.0 .1
+    }
+}
+impl From<config::RegisteredWebhook> for WebhookRegistered {
+    fn from(value: config::RegisteredWebhook) -> Self {
+        let webhook_id = value.id().clone();
+        let webhook_auth = value.auth().clone();
+        Self::from((webhook_id, webhook_auth))
+    }
+}
+
+message!(AdvanceMainTo wraps git::Commit);
+
+newtype!(MessageToken is a u32, Copy, Default, Display);
+impl MessageToken {
+    pub const fn next(&self) -> Self {
+        Self(self.0 + 1)
+    }
+}

crates/repo-actor/src/status.rs

@@ -1,33 +0,0 @@
-//
-use actix::prelude::*;
-
-use git_next_forge as forge;
-use git_next_git as git;
-use tracing::{info, warn};
-
-use crate::{MessageToken, ValidateRepo};
-
-use super::AdvanceMainTo;
-
-pub async fn check_next(
-    next: git::Commit,
-    addr: Addr<super::RepoActor>,
-    forge: forge::Forge,
-    message_token: MessageToken,
-) {
-    // get the status - pass, fail, pending (all others map to fail, e.g. error)
-    let status = forge.commit_status(&next).await;
-    info!(?status, "Checking next branch");
-    match status {
-        git::forge::commit::Status::Pass => {
-            addr.do_send(AdvanceMainTo(next));
-        }
-        git::forge::commit::Status::Pending => {
-            tokio::time::sleep(tokio::time::Duration::from_secs(10)).await;
-            addr.do_send(ValidateRepo { message_token });
-        }
-        git::forge::commit::Status::Fail => {
-            warn!("Checks have failed");
-        }
-    }
-}