package config

import (
	"io"

	yamlcodec "go.unistack.org/micro-codec-yaml/v3"
	mtime "go.unistack.org/micro/v3/util/time"
)

type AppConfig struct {
	ChecksDir string         `json:"checks_dir,omitempty" yaml:"checks_dir,omitempty"`
	Checks    []*CheckConfig `json:"checks,omitempty" yaml:"checks,omitempty"`
	MultiUser bool           `json:"multi_user,omitempty" yaml:"multi_user,omitempty"`
}

type MeterConfig struct {
	Addr string `json:"addr,omitempty" yaml:"addr,omitempty"`
	Path string `json:"path,omitempty" yaml:"path,omitempty"`
}

type Config struct {
	App   *AppConfig   `json:"app,omitempty" yaml:"app,omitempty"`
	Meter *MeterConfig `json:"meter,omitempty" yaml:"meter,omitempty"`
}

type CheckConfig struct {
	Name     string         `json:"name,omitempty" yaml:"name,omitempty"`
	Tasks    []*TaskConfig  `json:"tasks,omitempty" yaml:"tasks,omitempty"`
	Timeout  mtime.Duration `json:"timeout,omitempty" yaml:"timeout,omitempty"`
	Interval mtime.Duration `json:"interval,omitempty" yaml:"interval,omitempty"`
	Active   bool           `json:"active,omitempty" yaml:"active,omitempty"`
	User     string         `json:"user,omitempty" yaml:"user,omitempty"`
}

type HTTPConfig struct {
	Metadata map[string]string `json:"metadata,omitempty" yaml:"metadata,omitempty"`
	Endpoint string            `json:"endpoint,omitempty" yaml:"endpoint,omitempty"`
	Data     string            `json:"data,omitempty" yaml:"data,omitempty"`
	Addr     string            `json:"addr,omitempty" yaml:"addr,omitempty"`
	OpenAPI  string            `json:"openapi,omitempty" yaml:"openapi,omitempty"`
	Method   string            `json:"method,omitempty" yaml:"method,omitempty"`
}

type GRPCConfig struct {
	Metadata map[string]string `json:"metadata,omitempty" yaml:"metadata,omitempty"`
	Endpoint string            `json:"endpoint,omitempty" yaml:"endpoint,omitempty"`
	Data     string            `json:"data,omitempty" yaml:"data,omitempty"`
	Addr     string            `json:"addr,omitempty" yaml:"addr,omitempty"`
	Protoset string            `json:"protoset,omitempty" yaml:"protoset,omitempty"`
}

type GraphQLConfig struct {
	Metadata map[string]string `json:"metadata,omitempty" yaml:"metadata,omitempty"`
	Endpoint string            `json:"endpoint,omitempty" yaml:"endpoint,omitempty"`
	Data     string            `json:"data,omitempty" yaml:"data,omitempty"`
	Addr     string            `json:"addr,omitempty" yaml:"addr,omitempty"`
}

type TaskConfig struct {
	HTTP      *HTTPConfig    `json:"http,omitempty" yaml:"http,omitempty"`
	GRPC      *GRPCConfig    `json:"grpc,omitempty" yaml:"grpc,omitempty"`
	GraphQL   *GraphQLConfig `json:"graphql,omitempty" yaml:"graphql"`
	TLSVerify *bool          `json:"tls_verify,omitempty" yaml:"tls_verify,omitempty"`
	Name      string         `json:"name,omitempty" yaml:"name,omitempty"`
	Timeout   mtime.Duration `json:"timeout,omitempty" yaml:"timeout,omitempty"`
	Active    bool           `json:"active,omitempty" yaml:"active,omitempty"`
}

func (cfg *Config) Parse(r io.Reader) error {
	buf, err := io.ReadAll(r)
	if err != nil {
		return err
	}

	return yamlcodec.NewCodec().Unmarshal(buf, cfg)
}