vvval / go-metadata-scanner

import (

	"github.com/vvval/go-metadata-scanner/configuration"

	"github.com/vvval/go-metadata-scanner/util"

	"gopkg.in/yaml.v2"

)

type AppConfig struct {

	toolPath   string

	extensions []string

	fields     []string

}

type AppSchema struct {

	ToolPath   string   `yaml:"exiftool"`

	Extensions []string `yaml:"extensions"`

	Fields     []string `yaml:"fields"`

}

func (c AppConfig) MergeDefault(conf configuration.Config) configuration.Config {

	if len(c.toolPath) == 0 {

		c.toolPath = conf.(AppConfig).toolPath

	}

	c.extensions = util.UniqueValues(append(c.extensions, conf.(AppConfig).extensions...))

	c.fields = util.UniqueValues(append(c.fields, conf.(AppConfig).fields...))

	return c

}

func (c AppConfig) Schema() configuration.Schema {

	return AppSchema{}

}

func (s AppSchema) Parse(data []byte) (configuration.Config, error) {

	err := yaml.Unmarshal(data, &s)

	if err != nil {

		return AppConfig{}, err

	}

	return AppConfig{

		toolPath:   s.ToolPath,

		extensions: s.Extensions,

		fields:     s.Fields,

	}, nil

}

func (c AppConfig) ToolPath() string {

	return c.toolPath

}

func (c AppConfig) Extensions() []string {

	return c.extensions

}