package db

import (
	mcdsldb "git.wntrmute.dev/kyle/mcdsl/db"
)

// Migrations is the ordered list of MCNS schema migrations.
var Migrations = []mcdsldb.Migration{
	{
		Version: 1,
		Name:    "zones and records",
		SQL: `
CREATE TABLE IF NOT EXISTS zones (
    id          INTEGER PRIMARY KEY,
    name        TEXT NOT NULL UNIQUE,
    primary_ns  TEXT NOT NULL,
    admin_email TEXT NOT NULL,
    refresh     INTEGER NOT NULL DEFAULT 3600,
    retry       INTEGER NOT NULL DEFAULT 600,
    expire      INTEGER NOT NULL DEFAULT 86400,
    minimum_ttl INTEGER NOT NULL DEFAULT 300,
    serial      INTEGER NOT NULL DEFAULT 0,
    created_at  TEXT NOT NULL DEFAULT (strftime('%Y-%m-%dT%H:%M:%SZ', 'now')),
    updated_at  TEXT NOT NULL DEFAULT (strftime('%Y-%m-%dT%H:%M:%SZ', 'now'))
);

CREATE TABLE IF NOT EXISTS records (
    id         INTEGER PRIMARY KEY,
    zone_id    INTEGER NOT NULL REFERENCES zones(id) ON DELETE CASCADE,
    name       TEXT NOT NULL,
    type       TEXT NOT NULL CHECK (type IN ('A', 'AAAA', 'CNAME')),
    value      TEXT NOT NULL,
    ttl        INTEGER NOT NULL DEFAULT 300,
    created_at TEXT NOT NULL DEFAULT (strftime('%Y-%m-%dT%H:%M:%SZ', 'now')),
    updated_at TEXT NOT NULL DEFAULT (strftime('%Y-%m-%dT%H:%M:%SZ', 'now')),
    UNIQUE(zone_id, name, type, value)
);

CREATE INDEX IF NOT EXISTS idx_records_zone_name ON records(zone_id, name);`,
	},
	{
		Version: 2,
		Name:    "seed zones and records from CoreDNS zone files",
		SQL: `
-- Zone: svc.mcp.metacircular.net (service addresses)
INSERT OR IGNORE INTO zones (id, name, primary_ns, admin_email, refresh, retry, expire, minimum_ttl, serial)
VALUES (1, 'svc.mcp.metacircular.net', 'ns.mcp.metacircular.net.', 'admin.metacircular.net.', 3600, 600, 86400, 300, 2026032601);

-- Zone: mcp.metacircular.net (node addresses)
INSERT OR IGNORE INTO zones (id, name, primary_ns, admin_email, refresh, retry, expire, minimum_ttl, serial)
VALUES (2, 'mcp.metacircular.net', 'ns.mcp.metacircular.net.', 'admin.metacircular.net.', 3600, 600, 86400, 300, 2026032501);

-- svc.mcp.metacircular.net records
INSERT OR IGNORE INTO records (zone_id, name, type, value, ttl) VALUES (1, 'metacrypt', 'A', '192.168.88.181', 300);
INSERT OR IGNORE INTO records (zone_id, name, type, value, ttl) VALUES (1, 'metacrypt', 'A', '100.95.252.120', 300);
INSERT OR IGNORE INTO records (zone_id, name, type, value, ttl) VALUES (1, 'mcr',       'A', '192.168.88.181', 300);
INSERT OR IGNORE INTO records (zone_id, name, type, value, ttl) VALUES (1, 'mcr',       'A', '100.95.252.120', 300);
INSERT OR IGNORE INTO records (zone_id, name, type, value, ttl) VALUES (1, 'sgard',     'A', '192.168.88.181', 300);
INSERT OR IGNORE INTO records (zone_id, name, type, value, ttl) VALUES (1, 'sgard',     'A', '100.95.252.120', 300);
INSERT OR IGNORE INTO records (zone_id, name, type, value, ttl) VALUES (1, 'mcp-agent', 'A', '192.168.88.181', 300);
INSERT OR IGNORE INTO records (zone_id, name, type, value, ttl) VALUES (1, 'mcp-agent', 'A', '100.95.252.120', 300);

-- mcp.metacircular.net records
INSERT OR IGNORE INTO records (zone_id, name, type, value, ttl) VALUES (2, 'rift', 'A', '192.168.88.181', 300);
INSERT OR IGNORE INTO records (zone_id, name, type, value, ttl) VALUES (2, 'rift', 'A', '100.95.252.120', 300);
INSERT OR IGNORE INTO records (zone_id, name, type, value, ttl) VALUES (2, 'ns',   'A', '192.168.88.181', 300);
INSERT OR IGNORE INTO records (zone_id, name, type, value, ttl) VALUES (2, 'ns',   'A', '100.95.252.120', 300);`,
	},
}

// Migrate applies all pending migrations.
func (d *DB) Migrate() error {
	return mcdsldb.Migrate(d.DB, Migrations)
}