package netboxgo

import (
	"context"
	"fmt"
	"net/http"
	"net/url"
	"time"

	//	"fmt"

	"github.com/gorilla/schema"
)

type InterfacesService service

// NewInterface is used for creating a new interface
type NewInterface struct {
	MacAddress string `json:"mac_address,omitempty"`
	Name       string `json:"name"`
	Cable      struct {
		Label string `json:"label,omitempty"`
	} `json:"cable,omitempty"`
	Description      string   `json:"description,omitempty"`
	TaggedVLANs      []int    `json:"tagged_vlans,omitempty"`
	Tags             []string `json:"tags,omitempty"`
	Device           int      `json:"device"`
	Mtu              int      `json:"mtu,omitempty"`
	Lag              int      `json:"lag,omitempty"`
	UntaggedVLAN     int      `json:"untagged_vlan,omitempty"`
	Type             int      `json:"type,omitempty"`
	Mode             int      `json:"mode,omitempty"`
	ConnectionStatus bool     `json:"connection_status,omitempty"`
	Enabled          bool     `json:"enabled,omitempty"`
	MgmtOnly         bool     `json:"mgmt_only,omitempty"`
}

// Interfaces is a list of interfaces
type Interfaces struct {
	Next     interface{} `json:"next,omitempty"`
	Previous interface{} `json:"previous,omitempty"`
	Results  []Interface `json:"results,omitempty"`
	Count    int         `json:"count,omitempty"`
}

// Interface is one interface
type Interface struct {
	ID      int    `json:"id"`
	URL     string `json:"url"`
	Display string `json:"display"`
	Device  struct {
		ID      int    `json:"id"`
		URL     string `json:"url"`
		Display string `json:"display"`
		Name    string `json:"name"`
	} `json:"device"`
	Name  string `json:"name"`
	Label string `json:"label"`
	Type  struct {
		Label string `json:"label"`
		Value string `json:"value"`
	} `json:"type"`
	Enabled bool `json:"enabled"`
	Parent  struct {
		ID      int    `json:"id"`
		URL     string `json:"url"`
		Display string `json:"display"`
		Device  struct {
			ID      int    `json:"id"`
			URL     string `json:"url"`
			Display string `json:"display"`
			Name    string `json:"name"`
		} `json:"device"`
		Name     string `json:"name"`
		Cable    int    `json:"cable"`
		Occupied string `json:"_occupied"`
	} `json:"parent"`
	Bridge struct {
		ID      int    `json:"id"`
		URL     string `json:"url"`
		Display string `json:"display"`
		Device  struct {
			ID      int    `json:"id"`
			URL     string `json:"url"`
			Display string `json:"display"`
			Name    string `json:"name"`
		} `json:"device"`
		Name     string `json:"name"`
		Cable    int    `json:"cable"`
		Occupied string `json:"_occupied"`
	} `json:"bridge"`
	Lag struct {
		ID      int    `json:"id"`
		URL     string `json:"url"`
		Display string `json:"display"`
		Device  struct {
			ID      int    `json:"id"`
			URL     string `json:"url"`
			Display string `json:"display"`
			Name    string `json:"name"`
		} `json:"device"`
		Name     string `json:"name"`
		Cable    int    `json:"cable"`
		Occupied string `json:"_occupied"`
	} `json:"lag"`
	Mtu         int    `json:"mtu"`
	MacAddress  string `json:"mac_address"`
	Wwn         string `json:"wwn"`
	MgmtOnly    bool   `json:"mgmt_only"`
	Description string `json:"description"`
	Mode        struct {
		Label string `json:"label"`
		Value string `json:"value"`
	} `json:"mode"`
	RFRole struct {
		Label string `json:"label"`
		Value string `json:"value"`
	} `json:"rf_role"`
	RFChannel struct {
		Label string `json:"label"`
		Value string `json:"value"`
	} `json:"rf_channel"`
	RFChannelFrequency int `json:"rf_channel_frequency"`
	RFChannelWidth     int `json:"rf_channel_width"`
	TXPower            int `json:"tx_power"`
	UntaggedVlan       struct {
		ID      int    `json:"id"`
		URL     string `json:"url"`
		Display string `json:"display"`
		Vid     int    `json:"vid"`
		Name    string `json:"name"`
	} `json:"untagged_vlan"`
	TaggedVlans []struct {
		ID      int    `json:"id"`
		URL     string `json:"url"`
		Display string `json:"display"`
		Vid     int    `json:"vid"`
		Name    string `json:"name"`
	} `json:"tagged_vlans"`
	MarkConnected bool `json:"mark_connected"`
	Cable         struct {
		ID      int    `json:"id"`
		URL     string `json:"url"`
		Display string `json:"display"`
		Label   string `json:"label"`
	} `json:"cable"`
	WirelessLink struct {
		ID      int    `json:"id"`
		URL     string `json:"url"`
		Display string `json:"display"`
		Ssid    string `json:"ssid"`
	} `json:"wireless_link"`
	LinkPeer     interface{} `json:"link_peer"`
	LinkPeerType string      `json:"link_peer_type"`
	WirelessLans []struct {
		ID      int    `json:"id"`
		URL     string `json:"url"`
		Display string `json:"display"`
		Ssid    string `json:"ssid"`
	} `json:"wireless_lans"`
	ConnectedEndpoint          interface{} `json:"connected_endpoint"`
	ConnectedEndpointType      string      `json:"connected_endpoint_type"`
	ConnectedEndpointReachable bool        `json:"connected_endpoint_reachable"`
	Tags                       []struct {
		ID      int    `json:"id"`
		URL     string `json:"url"`
		Display string `json:"display"`
		Name    string `json:"name"`
		Slug    string `json:"slug"`
		Color   string `json:"color"`
	} `json:"tags"`
	CustomFields     struct{}  `json:"custom_fields"`
	Created          string    `json:"created"`
	LastUpdated      time.Time `json:"last_updated"`
	CountIpaddresses int       `json:"count_ipaddresses"`
	CountFhrpGroups  int       `json:"count_fhrp_groups"`
	Occupied         bool      `json:"_occupied"`
}

// InterfaceFilter is used to filter out returned object from Netbox API dcim_interfaces_list
type InterfaceFilter struct {
	// User specific filters
	ID               string `schema:"id,omitempty"`
	Name             string `schema:"name,omitempty"`
	ConnectionStatus string `schema:"connection_status,omitempty"`
	Type             string `schema:"type,omitempty"`
	Mtu              string `schema:"mtu,omitempty"`
	MgmtOnly         string `schema:"mgmt_only,omitempty"`
	Mode             string `schema:"mode,omitempty"`
	Description      string `schema:"description,omitempty"`
	Q                string `schema:"q,omitempty"`
	Device           string `schema:"device,omitempty"`
	DeviceID         string `schema:"device_id,omitempty"`
	Cabled           string `schema:"cabled,omitempty"`
	Kind             string `schema:"kind,omitempty"`
	LagID            string `schema:"lag_id,omitempty"`
	MacAddress       string `schema:"mac_address,omitempty"`
	Tag              string `schema:"tag,omitempty"`
	VLANID           string `schema:"vlan_id,omitempty"`
	VLAN             string `schema:"vlan,omitempty"`

	Offset int64 `schema:"offset,omitempty"`
	Limit  int64 `schema:"limit,omitempty"`
}

const interfacesPath = dcimPath + "/interfaces"

// List devices. DeviceFilter is used to list based on filter queries.
func (s *InterfacesService) List(ctx context.Context, f *InterfaceFilter) (*Interfaces, error) {
	var interfaces Interfaces
	var query string
	var req *http.Request
	var err error

	encoder := schema.NewEncoder()

	form := url.Values{}
	err = encoder.Encode(f, form)
	if err != nil {
		return &interfaces, err
	}
	query = form.Encode()

	req, err = s.client.newRequest(ctx, "GET", interfacesPath, query, nil)
	if err != nil {
		return &interfaces, err
	}

	_, err = s.client.do(req, &interfaces)
	if err != nil {
		return &interfaces, err
	}

	return &interfaces, nil
}

// Create a interfaces
func (s *InterfacesService) Create(ctx context.Context, c *NewInterface) (*Interface, error) {
	var err error
	var req *http.Request
	var nic Interface

	req, err = s.client.newRequest(ctx, "POST", interfacesPath, "", c)
	if err != nil {
		return &nic, fmt.Errorf("unable to create request: %w", err)
	}

	_, err = s.client.do(req, &nic)
	if err != nil {
		return &nic, fmt.Errorf("unable to do request: %w", err)
	}

	return &nic, nil
}