package botconnection

import (
	"encoding/json"
	"fmt"
	"strings"
)

// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License. See NOTICE.txt in the project root for license information.

type Kind string

const (
	KindAzurebot Kind = "azurebot"
	KindBot      Kind = "bot"
	KindDesigner Kind = "designer"
	KindFunction Kind = "function"
	KindSdk      Kind = "sdk"
)

func PossibleValuesForKind() []string {
	return []string{
		string(KindAzurebot),
		string(KindBot),
		string(KindDesigner),
		string(KindFunction),
		string(KindSdk),
	}
}

func (s *Kind) UnmarshalJSON(bytes []byte) error {
	var decoded string
	if err := json.Unmarshal(bytes, &decoded); err != nil {
		return fmt.Errorf("unmarshaling: %+v", err)
	}
	out, err := parseKind(decoded)
	if err != nil {
		return fmt.Errorf("parsing %q: %+v", decoded, err)
	}
	*s = *out
	return nil
}

func parseKind(input string) (*Kind, error) {
	vals := map[string]Kind{
		"azurebot": KindAzurebot,
		"bot":      KindBot,
		"designer": KindDesigner,
		"function": KindFunction,
		"sdk":      KindSdk,
	}
	if v, ok := vals[strings.ToLower(input)]; ok {
		return &v, nil
	}

	// otherwise presume it's an undefined value and best-effort it
	out := Kind(input)
	return &out, nil
}

type SkuName string

const (
	SkuNameFZero SkuName = "F0"
	SkuNameSOne  SkuName = "S1"
)

func PossibleValuesForSkuName() []string {
	return []string{
		string(SkuNameFZero),
		string(SkuNameSOne),
	}
}

func (s *SkuName) UnmarshalJSON(bytes []byte) error {
	var decoded string
	if err := json.Unmarshal(bytes, &decoded); err != nil {
		return fmt.Errorf("unmarshaling: %+v", err)
	}
	out, err := parseSkuName(decoded)
	if err != nil {
		return fmt.Errorf("parsing %q: %+v", decoded, err)
	}
	*s = *out
	return nil
}

func parseSkuName(input string) (*SkuName, error) {
	vals := map[string]SkuName{
		"f0": SkuNameFZero,
		"s1": SkuNameSOne,
	}
	if v, ok := vals[strings.ToLower(input)]; ok {
		return &v, nil
	}

	// otherwise presume it's an undefined value and best-effort it
	out := SkuName(input)
	return &out, nil
}

type SkuTier string

const (
	SkuTierFree     SkuTier = "Free"
	SkuTierStandard SkuTier = "Standard"
)

func PossibleValuesForSkuTier() []string {
	return []string{
		string(SkuTierFree),
		string(SkuTierStandard),
	}
}

func (s *SkuTier) UnmarshalJSON(bytes []byte) error {
	var decoded string
	if err := json.Unmarshal(bytes, &decoded); err != nil {
		return fmt.Errorf("unmarshaling: %+v", err)
	}
	out, err := parseSkuTier(decoded)
	if err != nil {
		return fmt.Errorf("parsing %q: %+v", decoded, err)
	}
	*s = *out
	return nil
}

func parseSkuTier(input string) (*SkuTier, error) {
	vals := map[string]SkuTier{
		"free":     SkuTierFree,
		"standard": SkuTierStandard,
	}
	if v, ok := vals[strings.ToLower(input)]; ok {
		return &v, nil
	}

	// otherwise presume it's an undefined value and best-effort it
	out := SkuTier(input)
	return &out, nil
}
