use serde::{Deserialize, Serialize};
use serde_json::Value;
use time::OffsetDateTime;

use crate::ids::WorkspaceId;

#[derive(Clone, Copy, Debug, PartialEq, Eq, Serialize, Deserialize)]
#[serde(rename_all = "snake_case")]
pub enum WorkspaceStatus {
    Active,
    Archived,
}

#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
pub struct Workspace {
    pub id: WorkspaceId,
    pub slug: String,
    pub display_name: String,
    pub status: WorkspaceStatus,
    pub settings: Value,
    #[serde(with = "time::serde::rfc3339")]
    pub created_at: OffsetDateTime,
    #[serde(with = "time::serde::rfc3339")]
    pub updated_at: OffsetDateTime,
}

#[cfg(test)]
mod tests {
    use serde_json::json;
    use time::{OffsetDateTime, format_description::well_known::Rfc3339};

    use super::{Workspace, WorkspaceStatus};
    use crate::ids::WorkspaceId;

    #[test]
    fn workspace_serializes_timestamps_as_rfc3339() {
        let workspace = Workspace {
            id: WorkspaceId::new("ws_01"),
            slug: "primary".to_owned(),
            display_name: "Primary".to_owned(),
            status: WorkspaceStatus::Active,
            settings: json!({"region":"eu"}),
            created_at: OffsetDateTime::parse("2026-03-25T12:00:00Z", &Rfc3339).unwrap(),
            updated_at: OffsetDateTime::parse("2026-03-25T12:05:00Z", &Rfc3339).unwrap(),
        };

        let value = serde_json::to_value(&workspace).unwrap();

        assert_eq!(value["created_at"], json!("2026-03-25T12:00:00Z"));
        assert_eq!(value["updated_at"], json!("2026-03-25T12:05:00Z"));
    }

    #[test]
    fn workspace_deserializes_timestamps_from_rfc3339() {
        let workspace: Workspace = serde_json::from_value(json!({
            "id": "ws_01",
            "slug": "primary",
            "display_name": "Primary",
            "status": "active",
            "settings": {"region":"eu"},
            "created_at": "2026-03-25T12:00:00Z",
            "updated_at": "2026-03-25T12:05:00Z"
        }))
        .unwrap();

        assert_eq!(
            workspace.created_at,
            OffsetDateTime::parse("2026-03-25T12:00:00Z", &Rfc3339).unwrap()
        );
        assert_eq!(
            workspace.updated_at,
            OffsetDateTime::parse("2026-03-25T12:05:00Z", &Rfc3339).unwrap()
        );
    }
}