-- +goose Up
CREATE TABLE IF NOT EXISTS providers (
    id TEXT PRIMARY KEY,
    name TEXT NOT NULL,
    api_key TEXT NOT NULL,
    base_url TEXT NOT NULL,
    enabled INTEGER DEFAULT 1,
    created_at DATETIME,
    updated_at DATETIME
);

CREATE TABLE IF NOT EXISTS models (
    id TEXT PRIMARY KEY,
    provider_id TEXT NOT NULL,
    model_name TEXT NOT NULL,
    enabled INTEGER DEFAULT 1,
    created_at DATETIME,
    FOREIGN KEY (provider_id) REFERENCES providers(id) ON DELETE CASCADE
);

CREATE TABLE IF NOT EXISTS usage_stats (
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    provider_id TEXT NOT NULL,
    model_name TEXT NOT NULL,
    request_count INTEGER DEFAULT 0,
    date DATE NOT NULL,
    UNIQUE(provider_id, model_name, date)
);

-- +goose Down
DROP TABLE IF EXISTS usage_stats;
DROP TABLE IF EXISTS models;
DROP TABLE IF EXISTS providers;