aven-core 0.1.35

Core library for the Aven local-first task manager
Documentation
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use crate::ids::{ProjectId, WorkspaceId};
use anyhow::{Result, bail};
use serde_json::Value;
use sqlx::SqliteConnection;

use crate::operations::{ProjectMetadata, set_project_metadata as apply_project_metadata};
use crate::projects::{normalize_key, prefix_base};
use crate::sync::wire::ChangeWire;

use super::payload::{CreateProjectPayload, SetProjectMetadataPayload};
use super::shared::str_payload;

pub(super) async fn delete_project(conn: &mut SqliteConnection, change: &ChangeWire) -> Result<()> {
    let workspace_id = super::shared::workspace_id_payload(conn, change).await?;
    let project_id = resolve_project_for_delete(conn, &workspace_id, change).await?;
    let Some(project_id) = project_id else {
        return Ok(());
    };
    let deleted_at = str_payload(&change.payload, "deleted_at")?;
    sqlx::query(
        "UPDATE projects SET deleted = 1, updated_at = ? WHERE workspace_id = ? AND id = ?",
    )
    .bind(&deleted_at)
    .bind(&workspace_id)
    .bind(&project_id)
    .execute(&mut *conn)
    .await?;
    Ok(())
}

async fn resolve_project_for_delete(
    conn: &mut SqliteConnection,
    workspace_id: &WorkspaceId,
    change: &ChangeWire,
) -> Result<Option<ProjectId>> {
    let remote_project_id: ProjectId = change.entity_id.parse()?;
    if let Some(local_id) = project_id_alias(conn, workspace_id, &remote_project_id).await? {
        return Ok(Some(local_id));
    }
    let exists = sqlx::query_scalar::<_, i64>(
        "SELECT count(*) FROM projects WHERE workspace_id = ? AND id = ?",
    )
    .bind(workspace_id)
    .bind(&remote_project_id)
    .fetch_one(&mut *conn)
    .await?
        > 0;
    if exists {
        return Ok(Some(remote_project_id));
    }
    Ok(None)
}
pub(super) async fn create_project(conn: &mut SqliteConnection, change: &ChangeWire) -> Result<()> {
    let p = CreateProjectPayload::from_change(change)?;
    let workspace_id = super::shared::workspace_id_payload(conn, change).await?;
    let created_at = p.created_at.unwrap_or_else(crate::ids::now);
    let project_id: ProjectId = change.entity_id.parse()?;
    ensure_remote_project(
        conn,
        &workspace_id,
        &project_id,
        &p.key,
        &p.name,
        &p.prefix,
        &created_at,
    )
    .await?;
    Ok(())
}

pub(super) async fn set_project_metadata(
    conn: &mut SqliteConnection,
    change: &ChangeWire,
) -> Result<()> {
    let p = SetProjectMetadataPayload::from_change(change)?;
    let workspace_id = super::shared::workspace_id_payload(conn, change).await?;
    validate_project_metadata_payload(&p.key, &p.name, &p.prefix)?;
    let project_id = ensure_project_for_metadata(conn, &workspace_id, change).await?;
    let resolved_key = unique_remote_key(conn, &workspace_id, &p.key, Some(&project_id)).await?;
    let resolved_prefix = unique_remote_prefix(
        conn,
        &workspace_id,
        &p.prefix,
        &resolved_key,
        Some(&project_id),
    )
    .await?;
    let workspace = crate::workspaces::workspace_for_id(conn, &workspace_id).await?;
    apply_project_metadata(
        conn,
        &workspace,
        &project_id,
        ProjectMetadata {
            key: &resolved_key,
            name: &p.name,
            prefix: &resolved_prefix,
        },
        false,
    )
    .await?;
    Ok(())
}

fn validate_project_metadata_payload(key: &str, name: &str, prefix: &str) -> Result<()> {
    anyhow::ensure!(
        !key.is_empty() && normalize_key(name) == key,
        "error invalid-sync-change project-metadata key"
    );
    anyhow::ensure!(
        (2..=8).contains(&prefix.len()) && prefix.chars().all(|ch| ch.is_ascii_alphanumeric()),
        "error invalid-sync-change project-metadata prefix"
    );
    Ok(())
}

async fn ensure_project_for_metadata(
    conn: &mut SqliteConnection,
    workspace_id: &WorkspaceId,
    change: &ChangeWire,
) -> Result<ProjectId> {
    let remote_project_id: ProjectId = change.entity_id.parse()?;
    if let Some(local_id) = project_id_alias(conn, workspace_id, &remote_project_id).await? {
        return Ok(local_id);
    }
    if let Some(existing_id) = live_project_by_id(conn, workspace_id, &remote_project_id).await? {
        return Ok(existing_id);
    }
    let key = str_payload(&change.payload, "key")?;
    let name = str_payload(&change.payload, "name")?;
    let prefix = str_payload(&change.payload, "prefix")?;
    ensure_remote_project(
        conn,
        workspace_id,
        &remote_project_id,
        &key,
        &name,
        &prefix,
        &change.created_at,
    )
    .await
}

pub(super) async fn ensure_project_for_payload(
    conn: &mut SqliteConnection,
    workspace_id: &WorkspaceId,
    project_id: &ProjectId,
    change: &ChangeWire,
) -> Result<ProjectId> {
    if change
        .payload
        .get("series_id")
        .and_then(Value::as_str)
        .is_some()
    {
        if let Some(local_id) = project_id_alias_any(conn, workspace_id, project_id).await? {
            return Ok(local_id);
        }
        if let Some(existing_id) = project_by_id_any(conn, workspace_id, project_id).await? {
            return Ok(existing_id);
        }
        bail!("error recurrence-project-not-found project_id={project_id}");
    }
    let key = str_payload(&change.payload, "project_key")?;
    let name = str_payload(&change.payload, "project_name").unwrap_or_else(|_| key.clone());
    let prefix =
        str_payload(&change.payload, "project_prefix").unwrap_or_else(|_| prefix_base(&key));
    ensure_remote_project(
        conn,
        workspace_id,
        project_id,
        &key,
        &name,
        &prefix,
        &change.created_at,
    )
    .await
}

async fn ensure_remote_project(
    conn: &mut SqliteConnection,
    workspace_id: &WorkspaceId,
    remote_project_id: &ProjectId,
    key: &str,
    name: &str,
    prefix: &str,
    created_at: &str,
) -> Result<ProjectId> {
    if let Some(local_id) = project_id_alias(conn, workspace_id, remote_project_id).await? {
        return Ok(local_id);
    }
    if let Some(existing_id) = live_project_by_id(conn, workspace_id, remote_project_id).await? {
        return Ok(existing_id);
    }
    if let Some(local_id) = live_project_by_key(conn, workspace_id, key).await? {
        insert_project_alias(conn, workspace_id, remote_project_id, &local_id).await?;
        return Ok(local_id);
    }
    if deleted_project_by_id(conn, workspace_id, remote_project_id).await? {
        restore_remote_project(
            conn,
            workspace_id,
            remote_project_id,
            key,
            name,
            prefix,
            created_at,
        )
        .await?;
        return Ok(remote_project_id.clone());
    }
    if let Some(local_id) = deleted_project_by_key(conn, workspace_id, key).await? {
        restore_remote_project(conn, workspace_id, &local_id, key, name, prefix, created_at)
            .await?;
        insert_project_alias(conn, workspace_id, remote_project_id, &local_id).await?;
        return Ok(local_id);
    }
    let prefix = unique_remote_prefix(conn, workspace_id, prefix, key, None).await?;
    sqlx::query(
        "INSERT INTO projects(id, workspace_id, key, name, prefix, created_at, updated_at)
         VALUES (?, ?, ?, ?, ?, ?, ?)",
    )
    .bind(remote_project_id)
    .bind(workspace_id)
    .bind(key)
    .bind(name)
    .bind(&prefix)
    .bind(created_at)
    .bind(created_at)
    .execute(&mut *conn)
    .await?;
    Ok(remote_project_id.clone())
}

async fn live_project_by_id(
    conn: &mut SqliteConnection,
    workspace_id: &WorkspaceId,
    project_id: &ProjectId,
) -> Result<Option<ProjectId>> {
    sqlx::query_scalar::<_, ProjectId>(
        "SELECT id FROM projects WHERE workspace_id = ? AND id = ? AND deleted = 0",
    )
    .bind(workspace_id)
    .bind(project_id)
    .fetch_optional(&mut *conn)
    .await
    .map_err(Into::into)
}

async fn project_by_id_any(
    conn: &mut SqliteConnection,
    workspace_id: &WorkspaceId,
    project_id: &ProjectId,
) -> Result<Option<ProjectId>> {
    sqlx::query_scalar::<_, ProjectId>("SELECT id FROM projects WHERE workspace_id = ? AND id = ?")
        .bind(workspace_id)
        .bind(project_id)
        .fetch_optional(&mut *conn)
        .await
        .map_err(Into::into)
}

async fn live_project_by_key(
    conn: &mut SqliteConnection,
    workspace_id: &WorkspaceId,
    key: &str,
) -> Result<Option<ProjectId>> {
    sqlx::query_scalar::<_, ProjectId>(
        "SELECT id FROM projects WHERE workspace_id = ? AND key = ? AND deleted = 0",
    )
    .bind(workspace_id)
    .bind(key)
    .fetch_optional(&mut *conn)
    .await
    .map_err(Into::into)
}

async fn deleted_project_by_id(
    conn: &mut SqliteConnection,
    workspace_id: &WorkspaceId,
    project_id: &ProjectId,
) -> Result<bool> {
    Ok(sqlx::query_scalar::<_, i64>(
        "SELECT count(*) FROM projects WHERE workspace_id = ? AND id = ? AND deleted = 1",
    )
    .bind(workspace_id)
    .bind(project_id)
    .fetch_one(&mut *conn)
    .await?
        > 0)
}

async fn deleted_project_by_key(
    conn: &mut SqliteConnection,
    workspace_id: &WorkspaceId,
    key: &str,
) -> Result<Option<ProjectId>> {
    sqlx::query_scalar::<_, ProjectId>(
        "SELECT id FROM projects WHERE workspace_id = ? AND key = ? AND deleted = 1",
    )
    .bind(workspace_id)
    .bind(key)
    .fetch_optional(&mut *conn)
    .await
    .map_err(Into::into)
}

async fn restore_remote_project(
    conn: &mut SqliteConnection,
    workspace_id: &WorkspaceId,
    project_id: &ProjectId,
    key: &str,
    name: &str,
    prefix: &str,
    updated_at: &str,
) -> Result<()> {
    let prefix = unique_remote_prefix(conn, workspace_id, prefix, key, Some(project_id)).await?;
    sqlx::query(
        "UPDATE projects SET name = ?, prefix = ?, updated_at = ?, deleted = 0
         WHERE workspace_id = ? AND id = ?",
    )
    .bind(name)
    .bind(&prefix)
    .bind(updated_at)
    .bind(workspace_id)
    .bind(project_id)
    .execute(&mut *conn)
    .await?;
    Ok(())
}

async fn insert_project_alias(
    conn: &mut SqliteConnection,
    workspace_id: &WorkspaceId,
    remote_project_id: &ProjectId,
    local_project_id: &ProjectId,
) -> Result<()> {
    sqlx::query(
        "INSERT OR IGNORE INTO project_id_aliases(workspace_id, remote_project_id, local_project_id)
         VALUES (?, ?, ?)",
    )
    .bind(workspace_id)
    .bind(remote_project_id)
    .bind(local_project_id)
    .execute(&mut *conn)
    .await?;
    Ok(())
}

async fn unique_remote_key(
    conn: &mut SqliteConnection,
    workspace_id: &WorkspaceId,
    preferred: &str,
    ignore_project_id: Option<&ProjectId>,
) -> Result<String> {
    let mut candidate = preferred.to_string();
    let mut n = 2;
    while sqlx::query_scalar::<_, i64>(
        "SELECT count(*) FROM projects
         WHERE workspace_id = ? AND key = ? AND (? IS NULL OR id != ?)",
    )
    .bind(workspace_id)
    .bind(&candidate)
    .bind(ignore_project_id)
    .bind(ignore_project_id)
    .fetch_one(&mut *conn)
    .await?
        > 0
    {
        candidate = format!("{preferred}-{n}");
        n += 1;
    }
    Ok(candidate)
}

async fn unique_remote_prefix(
    conn: &mut SqliteConnection,
    workspace_id: &WorkspaceId,
    preferred: &str,
    key: &str,
    ignore_project_id: Option<&ProjectId>,
) -> Result<String> {
    let base = if preferred.trim().is_empty() {
        prefix_base(key)
    } else {
        preferred.to_string()
    };
    let mut candidate = base.clone();
    let mut n = 2;
    while sqlx::query_scalar::<_, i64>(
        "SELECT count(*) FROM projects
         WHERE workspace_id = ? AND prefix = ? AND (? IS NULL OR id != ?)",
    )
    .bind(workspace_id)
    .bind(&candidate)
    .bind(ignore_project_id)
    .bind(ignore_project_id)
    .fetch_one(&mut *conn)
    .await?
        > 0
    {
        candidate = format!("{}{}", base.chars().take(2).collect::<String>(), n);
        n += 1;
    }
    Ok(candidate)
}

async fn project_id_alias(
    conn: &mut SqliteConnection,
    workspace_id: &WorkspaceId,
    remote_project_id: &ProjectId,
) -> Result<Option<ProjectId>> {
    Ok(sqlx::query_scalar::<_, ProjectId>(
        "SELECT a.local_project_id
         FROM project_id_aliases a
         JOIN projects p ON p.workspace_id = a.workspace_id
          AND p.id = a.local_project_id
          AND p.deleted = 0
         WHERE a.workspace_id = ? AND a.remote_project_id = ?",
    )
    .bind(workspace_id)
    .bind(remote_project_id)
    .fetch_optional(&mut *conn)
    .await?)
}

async fn project_id_alias_any(
    conn: &mut SqliteConnection,
    workspace_id: &WorkspaceId,
    remote_project_id: &ProjectId,
) -> Result<Option<ProjectId>> {
    Ok(sqlx::query_scalar::<_, ProjectId>(
        "SELECT a.local_project_id
         FROM project_id_aliases a
         JOIN projects p ON p.workspace_id = a.workspace_id
          AND p.id = a.local_project_id
         WHERE a.workspace_id = ? AND a.remote_project_id = ?",
    )
    .bind(workspace_id)
    .bind(remote_project_id)
    .fetch_optional(&mut *conn)
    .await?)
}

#[cfg(test)]
mod tests {
    use serde_json::json;

    use super::*;
    use crate::projects::create_project;
    use crate::test_support::test_conn;
    use crate::workspaces::Workspace;

    fn recurrence_task_change(workspace: &Workspace, project_id: &ProjectId) -> ChangeWire {
        ChangeWire {
            change_id: "AAAAAAAAAAAAAAAA".to_string(),
            client_id: "remote".to_string(),
            local_seq: 1,
            entity_type: "task".to_string(),
            entity_id: "BBBBBBBBBBBBBBBB".to_string(),
            field: None,
            op_type: "create_task".to_string(),
            payload: json!({
                "workspace_id": workspace.id,
                "workspace_key": workspace.key,
                "series_id": "CCCCCCCCCCCCCCCC",
                "project_id": project_id,
                "title": "projected task",
            }),
            base_version: None,
            created_at: "2026-08-24T00:00:00Z".to_string(),
            server_seq: Some(1),
        }
    }

    #[tokio::test]
    async fn recurrence_task_resolves_soft_deleted_project_without_restoring_it() {
        let (_temp, mut conn) = test_conn().await;
        let workspace = Workspace::default();
        let project = create_project(&mut conn, &workspace, "app").await.unwrap();
        sqlx::query("UPDATE projects SET deleted = 1 WHERE workspace_id = ? AND id = ?")
            .bind(&workspace.id)
            .bind(&project.id)
            .execute(&mut *conn)
            .await
            .unwrap();
        let change = recurrence_task_change(&workspace, &project.id);

        super::super::task::create_task(&mut conn, &change)
            .await
            .unwrap();

        let task_project_id: ProjectId =
            sqlx::query_scalar("SELECT project_id FROM tasks WHERE workspace_id = ? AND id = ?")
                .bind(&workspace.id)
                .bind(&change.entity_id)
                .fetch_one(&mut *conn)
                .await
                .unwrap();
        assert_eq!(task_project_id, project.id);
        let deleted: bool =
            sqlx::query_scalar("SELECT deleted FROM projects WHERE workspace_id = ? AND id = ?")
                .bind(&workspace.id)
                .bind(&project.id)
                .fetch_one(&mut *conn)
                .await
                .unwrap();
        assert!(deleted);
    }

    #[tokio::test]
    async fn recurrence_task_resolves_alias_to_soft_deleted_project() {
        let (_temp, mut conn) = test_conn().await;
        let workspace = Workspace::default();
        let project = create_project(&mut conn, &workspace, "app").await.unwrap();
        let remote_project_id: ProjectId = "DDDDDDDDDDDDDDDD".parse().unwrap();
        sqlx::query("UPDATE projects SET deleted = 1 WHERE workspace_id = ? AND id = ?")
            .bind(&workspace.id)
            .bind(&project.id)
            .execute(&mut *conn)
            .await
            .unwrap();
        sqlx::query(
            "INSERT INTO project_id_aliases(workspace_id, remote_project_id, local_project_id)
             VALUES (?, ?, ?)",
        )
        .bind(&workspace.id)
        .bind(&remote_project_id)
        .bind(&project.id)
        .execute(&mut *conn)
        .await
        .unwrap();
        let change = recurrence_task_change(&workspace, &remote_project_id);

        let resolved =
            ensure_project_for_payload(&mut conn, &workspace.id, &remote_project_id, &change)
                .await
                .unwrap();

        assert_eq!(resolved, project.id);
    }
}