mod errors;
mod row_structs;
mod store;
mod structs;
mod reference_parser;

pub use crate::errors::NoteStoreError;
pub use crate::store::NoteStore;

#[cfg(test)]
mod tests {
    use super::*;
    use chrono;
    use tokio;

    async fn fresh_inmemory_database() -> NoteStore {
        let storagepool = NoteStore::new("sqlite://:memory:").await;
        assert!(storagepool.is_ok(), "{:?}", storagepool);
        let storagepool = storagepool.unwrap();
        let reset = storagepool.reset_database().await;
        assert!(reset.is_ok(), "{:?}", reset);
        storagepool
    }

    // Request for the page by slug.
    // If the page exists, return it.  If the page doesn't, return NotFound

    #[tokio::test(threaded_scheduler)]
    async fn fetching_unfound_page_by_slug_works() {
        let storagepool = fresh_inmemory_database().await;
        let unfoundpage = storagepool.get_page_by_slug("nonexistent-page").await;
        assert!(unfoundpage.is_err());
    }

    // Request for the page by title.  If the page exists, return it.
    // If the page doesn't exist, create it then return it anyway.
    // There should be at least one note, the root note.

    #[tokio::test(threaded_scheduler)]
    async fn fetching_unfound_page_by_title_works() {
        let title = "Nonexistent Page";
        let now = chrono::Utc::now();
        let storagepool = fresh_inmemory_database().await;
        let newpageresult = storagepool.get_page_by_title(&title).await;

        assert!(newpageresult.is_ok(), "{:?}", newpageresult);
        let (newpage, newnotes) = newpageresult.unwrap();

        assert_eq!(newpage.title, title, "{:?}", newpage.title);
        assert_eq!(newpage.slug, "nonexistent-page");

        assert_eq!(newnotes.len(), 1);
        assert_eq!(newnotes[0].notetype, "root");
        assert_eq!(newpage.note_id, newnotes[0].id);

        assert!((newpage.creation_date - now).num_minutes() < 1);
        assert!((newpage.updated_date - now).num_minutes() < 1);
        assert!((newpage.lastview_date - now).num_minutes() < 1);
        assert!(newpage.deleted_date.is_none());
    }

    fn make_new_note(content: &str) -> row_structs::NewNote {
        row_structs::NewNoteBuilder::default()
            .content(content.to_string())
            .build()
            .unwrap()
    }

    #[tokio::test(threaded_scheduler)]
    async fn can_nest_notes() {
        let title = "Nonexistent Page";
        let storagepool = fresh_inmemory_database().await;
        let newpageresult = storagepool.get_page_by_title(&title).await;
        let (_newpage, newnotes) = newpageresult.unwrap();

        let root = &newnotes[0];

        let note1 = make_new_note("1");
        let note1_uuid = storagepool.insert_nested_note(&note1, &root.uuid, 0).await;
        assert!(note1_uuid.is_ok(), "{:?}", note1_uuid);
        let note1_uuid = note1_uuid.unwrap();

        let note2 = make_new_note("2");
        let note2_uuid = storagepool.insert_nested_note(&note2, &root.uuid, 0).await;
        assert!(note2_uuid.is_ok(), "{:?}", note2_uuid);
        let note2_uuid = note2_uuid.unwrap();

        let note3 = make_new_note("3");
        let note3_uuid = storagepool.insert_nested_note(&note3, &note1_uuid, 0).await;
        assert!(note3_uuid.is_ok(), "{:?}", note3_uuid);
        let note3_uuid = note3_uuid.unwrap();

        let note4 = make_new_note("4");
        let note4_uuid = storagepool.insert_nested_note(&note4, &note2_uuid, 0).await;
        assert!(note4_uuid.is_ok(), "{:?}", note4_uuid);
        let note4_uuid = note4_uuid.unwrap();

        let newpageresult = storagepool.get_page_by_title(&title).await;
        let (newpage, newnotes) = newpageresult.unwrap();

        assert_eq!(newpage.title, title, "{:?}", newpage.title);
        assert_eq!(newpage.slug, "nonexistent-page");

        assert_eq!(newnotes.len(), 5);
        assert_eq!(newnotes[0].notetype, "root");
        assert_eq!(newpage.note_id, newnotes[0].id);
    }
}