package db

import (
	"fmt"
	"os"

	"gopkg.in/yaml.v3"
)

type targetConfig struct {
	Targets []struct {
		Name      string `yaml:"name"`
		TargetURL string `yaml:"target_url"`
		Platform  string `yaml:"platform"`
		IsActive  bool   `yaml:"is_active"`
	} `yaml:"targets"`
}

// LoadTargetsFromYAML reads a YAML file and inserts targets into the database if it's empty
func (db *DB) LoadTargetsFromYAML(filepath string) error {
	data, err := os.ReadFile(filepath)
	if err != nil {
		return fmt.Errorf("could not read target config: %w", err)
	}

	var config targetConfig
	if err := yaml.Unmarshal(data, &config); err != nil {
		return fmt.Errorf("could not parse target config: %w", err)
	}

	// Check if we already have targets
	targets, err := db.GetAllTargets()
	if err != nil {
		return err
	}
	if len(targets) > 0 {
		// Do not overwrite existing targets
		return nil
	}

	for _, t := range config.Targets {
		_, err := db.CreateTarget(t.Name, t.TargetURL, t.Platform)
		if err != nil {
			return fmt.Errorf("failed to insert target %s: %w", t.Name, err)
		}
	}
	return nil
}