package dict

import (
	"fmt"
	"strings"
)

type Dict map[string]interface{}

func New() Dict {
	return make(Dict)
}

func IsDict(a interface{}) bool {
	_, ok := a.(Dict)
	return ok
}

func (d Dict) HasKey(key string) bool {
	_, ok := d[key]
	return ok
}

func (d Dict) Print() {
	pp, err := d.DumpJsonStrIndent("", "  ")
	if err != nil {
		panic(err)
	}
	fmt.Println(pp)
}

func (d Dict) GetValue(path string) Dict {
	var value Dict
	current := make(Dict)
	g := make(Dict)
	current.CopyFrom(d)
	keys := strings.Split(path, ".")
	lastIndex := len(keys) - 1
	for i, key := range keys {
		if current.HasKey("globals") {
			g.MergeWith(current["globals"].(Dict))
			current.SoftMergeWith(g)
		}
		if !current.HasKey(key) {
			value = nil
			break
		}
		v := current[key]
		if i == lastIndex {
			if vv, ok := v.(Dict); ok {
				vv.SoftMergeWith(g)
				value = vv
			} else {
				value = Dict{"value": v}
			}
			break
		}
		if IsDict(v) {
			current = v.(Dict)
		}
	}
	return value
}