package main

import (
	"encoding/json"
	"fmt"
	"io/ioutil"
	"os"
)

//TimeData stores time in yyyy-mm-dd format
type TimeData struct {
	Year  int
	Month int
	Day   int
}

//ProdObjType describes Products data
type ProdObjType struct {
	Attr   string
	Type   string
	Values []string
}

//AttrObjType holds the different Attributes objects
type AttrObjType struct {
	Attr       string
	Type       string
	TimeStamp  []TimeData
	PriceRange []float64
	Descriptor []ProdObjType
}

//JSONDescriptor holds the JSON data unmarshaled from the config.json
type JSONDescriptor struct {
	Subject    string
	Attributes []AttrObjType
}



//GenerateSeedData generates seed data using the JSON Descriptor data
func GenerateSeedData(n int) void {

}

func main() {
	file, jsonreaderror := ioutil.ReadFile("./newconfig.json")
	var jsonData JSONDescriptor

	if jsonreaderror != nil {
		fmt.Printf("File error: %v \n", jsonreaderror)
		os.Exit(1)
	}

	fmt.Println(file)
	fmt.Printf("%s \n", string(file))

	json.Unmarshal(file, &jsonData)
	println(jsonData.Subject)
	for i := 0; i < len(jsonData.Attributes); i++ {

		fmt.Println(jsonData.Attributes[i].Attr)
		fmt.Println(jsonData.Attributes[i].Type)
		fmt.Printf("TimeStamp size: %d \n", len(jsonData.Attributes[i].TimeStamp))
		for j := 0; j < len(jsonData.Attributes[i].TimeStamp); j++ {
			if j == 0 {
				fmt.Println("TimeStamp Data:")
			}
			fmt.Printf("\tYear:%d Month:%d Day:%d \n", jsonData.Attributes[i].TimeStamp[j].Year, jsonData.Attributes[i].TimeStamp[j].Month, jsonData.Attributes[i].TimeStamp[j].Day)

		}
		for j := 0; j < len(jsonData.Attributes[i].PriceRange); j++ {
			if j == 0 {
				fmt.Println("Price Range:")
			}
			fmt.Printf("\t%f \n", jsonData.Attributes[i].PriceRange[j])

		}

		for j := 0; j < len(jsonData.Attributes[i].Descriptor); j++ {
			fmt.Printf("\tAttr: %s\n", jsonData.Attributes[i].Descriptor[j].Attr)

			fmt.Printf("\tType: %s \n", jsonData.Attributes[i].Descriptor[j].Type)

			for k := 0; k < len(jsonData.Attributes[i].Descriptor[j].Values); k++ {
				if k == 0 {
					fmt.Println("\t\tvalues:")
				}
				fmt.Printf("\t\t %s \n", jsonData.Attributes[i].Descriptor[j].Values[k])
			}
		}
		//fmt.Println(jsonData.Attributes[i].Descriptor[j].Attr)

	}

	GenerateSeedData(1000)

}