package client

import (
	"bytes"
	"context"
	"encoding/json"
	"fmt"
	"io"
	"net/http"
	"time"

	"github.com/yourorg/go-dw-platform/services/omnix-broadcast/dto"
)

type SopigaClient struct {
	baseURL    string
	token      string
	httpClient *http.Client
}

func NewSopigaClient(baseURL, token string) *SopigaClient {
	return &SopigaClient{
		baseURL: baseURL,
		token:   token,
		httpClient: &http.Client{
			Timeout: 30 * time.Second,
		},
	}
}

func (c *SopigaClient) AddRecipient(ctx context.Context, req dto.CollarAddRecipientRequest) (*dto.CollarAPIResponse, error) {
	body, err := json.Marshal(req)
	if err != nil {
		return nil, fmt.Errorf("marshal request: %w", err)
	}

	httpReq, err := http.NewRequestWithContext(
		ctx,
		http.MethodPost,
		fmt.Sprintf("%s/api/client/collar/add-recipient", c.baseURL),
		bytes.NewReader(body),
	)
	if err != nil {
		return nil, fmt.Errorf("create request: %w", err)
	}

	httpReq.Header.Set("Authorization", fmt.Sprintf("Bearer %s", c.token))
	httpReq.Header.Set("Content-Type", "application/json")

	httpResp, err := c.httpClient.Do(httpReq)
	if err != nil {
		return nil, fmt.Errorf("http request: %w", err)
	}
	defer httpResp.Body.Close()

	bodyBytes, err := io.ReadAll(httpResp.Body)
	if err != nil {
		return nil, fmt.Errorf("read response body: %w", err)
	}

	var resp dto.CollarAPIResponse
	if err := json.Unmarshal(bodyBytes, &resp); err != nil {
		return nil, fmt.Errorf("unmarshal response: %w", err)
	}

	if httpResp.StatusCode != http.StatusAccepted && httpResp.StatusCode != http.StatusOK {
		return nil, fmt.Errorf("http status %d: %s", httpResp.StatusCode, resp.Message)
	}

	return &resp, nil
}

func (c *SopigaClient) GetRecipientDetail(ctx context.Context, recipientDetailID int64) (*dto.CollarRecipientDetailResponse, error) {
	httpReq, err := http.NewRequestWithContext(
		ctx,
		http.MethodGet,
		fmt.Sprintf("%s/api/client/collar/add-recipient/%d/detail", c.baseURL, recipientDetailID),
		nil,
	)
	if err != nil {
		return nil, fmt.Errorf("create request: %w", err)
	}

	httpReq.Header.Set("Authorization", fmt.Sprintf("Bearer %s", c.token))

	httpResp, err := c.httpClient.Do(httpReq)
	if err != nil {
		return nil, fmt.Errorf("http request: %w", err)
	}
	defer httpResp.Body.Close()

	bodyBytes, err := io.ReadAll(httpResp.Body)
	if err != nil {
		return nil, fmt.Errorf("read response body: %w", err)
	}

	var resp dto.CollarRecipientDetailResponse
	if err := json.Unmarshal(bodyBytes, &resp); err != nil {
		return nil, fmt.Errorf("unmarshal response: %w", err)
	}

	if httpResp.StatusCode != http.StatusOK {
		return nil, fmt.Errorf("http status %d: %s", httpResp.StatusCode, resp.Message)
	}

	return &resp, nil
}