package main

import (
	"fmt"

	"dim/types"
)

type (
	IPBlockCreateOptions struct {
		Attributes   string `json:"attributes"`
		Layer3Domain string `json:"layer3domain"`
		AllowOverlap bool   `json:"allow_overlap"`
	}
)

func ipblockCreate(c *Context, req Request, res *Response) error {
	block := new(types.Subnet)
	options := IPBlockCreateOptions{
		Attributes: "{}",
	}
	if err := req.ParseAtLeast(1, block, &options); err != nil {
		res.AddMessage(LevelError, "could not parse parameters: %s", err)
		return nil
	}

	l3Id := 0
	err := c.tx.QueryRow(`select id from layer3domains where name = $1 for update`, options.Layer3Domain).Scan(&l3Id)
	if err != nil {
		res.AddMessage(LevelError, "could not get layer3domain")
		return fmt.Errorf("could not resolve layer3domain '%s': %s", options.Layer3Domain, err)
	}

	_, err = c.tx.Exec(`insert into containers(layer3domain_id, network, created_by, modified_by, attributes)
											values ($1, $2, $3, $3, $4::jsonb)`,
		l3Id, block, c.username, options.Attributes)
	if err != nil {
		res.AddMessage(LevelError, "could not create ip block")
		return fmt.Errorf("could not create container '%s': %s", block, err)
	}

	return nil
}