//! Yeni hane için örnek alt kategoriler ve ödeme türleri (DATA_MODEL.md §3.5, §3.6).

use mongodb::bson::{Document, Uuid};

use crate::models::common::new_meta;

/// (grup, ad, emoji)
const CATEGORIES: &[(&str, &str, &str)] = &[
    ("needs", "Market", "🛒"),
    ("needs", "Kira", "🏠"),
    ("needs", "Faturalar", "💡"),
    ("needs", "Ulaşım", "🚌"),
    ("wants", "Dışarıda yemek", "🍽️"),
    ("wants", "Giyim", "👕"),
    ("wants", "Eğlence", "🎉"),
    ("culture", "Kitap", "📖"),
    ("culture", "Eğitim", "🎓"),
    ("culture", "Sinema/Konser", "🎬"),
    ("unexpected", "Sağlık", "💊"),
    ("unexpected", "Tamir", "🔧"),
    ("unexpected", "Hediye", "🎁"),
];

/// (ad, emoji)
const PAYMENT_METHODS: &[(&str, &str)] = &[
    ("Nakit", "💵"),
    ("Kredi Kartı", "💳"),
    ("Banka Kartı", "🏧"),
    ("Havale/EFT", "🔁"),
];

pub fn categories(household_id: Uuid) -> Vec<Document> {
    CATEGORIES
        .iter()
        .enumerate()
        .map(|(i, (group, name, emoji))| {
            let mut d = new_meta(household_id);
            d.insert("group", *group);
            d.insert("name", *name);
            d.insert("emoji", *emoji);
            d.insert("sort_order", (i as i32 + 1) * 10);
            d.insert("is_active", true);
            d
        })
        .collect()
}

pub fn payment_methods(household_id: Uuid) -> Vec<Document> {
    PAYMENT_METHODS
        .iter()
        .enumerate()
        .map(|(i, (name, emoji))| {
            let mut d = new_meta(household_id);
            d.insert("name", *name);
            d.insert("emoji", *emoji);
            d.insert("sort_order", (i as i32 + 1) * 10);
            d.insert("is_active", true);
            d
        })
        .collect()
}

#[cfg(test)]
mod tests {
    use super::*;
    use crate::models::common::new_id;

    #[test]
    fn every_group_has_categories() {
        let docs = categories(new_id());
        for g in ["needs", "wants", "culture", "unexpected"] {
            assert!(docs.iter().any(|d| d.get_str("group").unwrap() == g));
        }
    }
}