commit cdf54d72662c4a54354b8bc9cfb433ea26860874 · veryroundbird.house/core

-285
knotclient/unsigned.go
···

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       package knotclient

     

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       import (

     

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       	"bytes"

     

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       	"encoding/json"

     

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       	"fmt"

     

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       	"io"

     

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       	"log"

     

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       	"net/http"

     

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       	"net/url"

     

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       	"strconv"

     

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       	"time"

     

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       	"tangled.sh/tangled.sh/core/types"

     

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       )

     

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       type UnsignedClient struct {

     

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       	Url    *url.URL

     

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       	client *http.Client

     

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       }

     

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       func NewUnsignedClient(domain string, dev bool) (*UnsignedClient, error) {

     

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       	client := &http.Client{

     

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       		Timeout: 5 * time.Second,

     

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       	}

     

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       	scheme := "https"

     

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       	if dev {

     

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       		scheme = "http"

     

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       	}

     

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       	url, err := url.Parse(fmt.Sprintf("%s://%s", scheme, domain))

     

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       	if err != nil {

     

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       		return nil, err

     

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       	}

     

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       	unsignedClient := &UnsignedClient{

     

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       		client: client,

     

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       		Url:    url,

     

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       	}

     

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       	return unsignedClient, nil

     

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       }

     

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       func (us *UnsignedClient) newRequest(method, endpoint string, query url.Values, body []byte) (*http.Request, error) {

     

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       	reqUrl := us.Url.JoinPath(endpoint)

     

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       	// add query parameters

     

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       	if query != nil {

     

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       		reqUrl.RawQuery = query.Encode()

     

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       	}

     

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       	return http.NewRequest(method, reqUrl.String(), bytes.NewReader(body))

     

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       }

     

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       func do[T any](us *UnsignedClient, req *http.Request) (*T, error) {

     

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       	resp, err := us.client.Do(req)

     

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       	if err != nil {

     

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       		return nil, err

     

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       	}

     

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       	defer resp.Body.Close()

     

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       	body, err := io.ReadAll(resp.Body)

     

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       	if err != nil {

     

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       		log.Printf("Error reading response body: %v", err)

     

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       		return nil, err

     

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       	}

     

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       	var result T

     

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       	err = json.Unmarshal(body, &result)

     

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       	if err != nil {

     

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       		log.Printf("Error unmarshalling response body: %v", err)

     

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       		return nil, err

     

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       	}

     

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       	return &result, nil

     

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       }

     

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       func (us *UnsignedClient) Index(ownerDid, repoName, ref string) (*types.RepoIndexResponse, error) {

     

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       	const (

     

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       		Method = "GET"

     

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       	)

     

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       	endpoint := fmt.Sprintf("/%s/%s/tree/%s", ownerDid, repoName, ref)

     

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       	if ref == "" {

     

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       		endpoint = fmt.Sprintf("/%s/%s", ownerDid, repoName)

     

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       	}

     

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       	req, err := us.newRequest(Method, endpoint, nil, nil)

     

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       	if err != nil {

     

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       		return nil, err

     

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       	}

     

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       	return do[types.RepoIndexResponse](us, req)

     

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       }

     

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       func (us *UnsignedClient) Log(ownerDid, repoName, ref string, page int) (*types.RepoLogResponse, error) {

     

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       	const (

     

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       		Method = "GET"

     

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       	)

     

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       	endpoint := fmt.Sprintf("/%s/%s/log/%s", ownerDid, repoName, url.PathEscape(ref))

     

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       	query := url.Values{}

     

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       	query.Add("page", strconv.Itoa(page))

     

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       	query.Add("per_page", strconv.Itoa(60))

     

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       	req, err := us.newRequest(Method, endpoint, query, nil)

     

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       	if err != nil {

     

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       		return nil, err

     

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       	}

     

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       	return do[types.RepoLogResponse](us, req)

     

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       }

     

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       func (us *UnsignedClient) Branches(ownerDid, repoName string) (*types.RepoBranchesResponse, error) {

     

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       	const (

     

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       		Method = "GET"

     

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       	)

     

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       	endpoint := fmt.Sprintf("/%s/%s/branches", ownerDid, repoName)

     

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       	req, err := us.newRequest(Method, endpoint, nil, nil)

     

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       	if err != nil {

     

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       		return nil, err

     

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       	}

     

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       	return do[types.RepoBranchesResponse](us, req)

     

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       }

     

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       func (us *UnsignedClient) Tags(ownerDid, repoName string) (*types.RepoTagsResponse, error) {

     

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       	const (

     

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       		Method = "GET"

     

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       	)

     

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       	endpoint := fmt.Sprintf("/%s/%s/tags", ownerDid, repoName)

     

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       	req, err := us.newRequest(Method, endpoint, nil, nil)

     

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       	if err != nil {

     

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       		return nil, err

     

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       	}

     

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       	return do[types.RepoTagsResponse](us, req)

     

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       }

     

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       func (us *UnsignedClient) Branch(ownerDid, repoName, branch string) (*types.RepoBranchResponse, error) {

     

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       	const (

     

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       		Method = "GET"

     

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       	)

     

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       	endpoint := fmt.Sprintf("/%s/%s/branches/%s", ownerDid, repoName, url.PathEscape(branch))

     

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       	req, err := us.newRequest(Method, endpoint, nil, nil)

     

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       	if err != nil {

     

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       		return nil, err

     

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       	}

     

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       	return do[types.RepoBranchResponse](us, req)

     

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       }

     

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       func (us *UnsignedClient) DefaultBranch(ownerDid, repoName string) (*types.RepoDefaultBranchResponse, error) {

     

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       	const (

     

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       		Method = "GET"

     

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       	)

     

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       	endpoint := fmt.Sprintf("/%s/%s/branches/default", ownerDid, repoName)

     

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       	req, err := us.newRequest(Method, endpoint, nil, nil)

     

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       	if err != nil {

     

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       		return nil, err

     

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       	}

     

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       	resp, err := us.client.Do(req)

     

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       	if err != nil {

     

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       		return nil, err

     

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       	}

     

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       	defer resp.Body.Close()

     

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       	var defaultBranch types.RepoDefaultBranchResponse

     

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       	if err := json.NewDecoder(resp.Body).Decode(&defaultBranch); err != nil {

     

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       		return nil, err

     

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       	}

     

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       	return &defaultBranch, nil

     

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       }

     

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       func (us *UnsignedClient) Capabilities() (*types.Capabilities, error) {

     

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       	const (

     

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       		Method   = "GET"

     

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       		Endpoint = "/capabilities"

     

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       	)

     

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       	req, err := us.newRequest(Method, Endpoint, nil, nil)

     

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       	if err != nil {

     

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       		return nil, err

     

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       	}

     

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       	resp, err := us.client.Do(req)

     

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       	if err != nil {

     

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       		return nil, err

     

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       	}

     

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       	defer resp.Body.Close()

     

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       	var capabilities types.Capabilities

     

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       	if err := json.NewDecoder(resp.Body).Decode(&capabilities); err != nil {

     

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       		return nil, err

     

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       	}

     

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       	return &capabilities, nil

     

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       }

     

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       func (us *UnsignedClient) Compare(ownerDid, repoName, rev1, rev2 string) (*types.RepoFormatPatchResponse, error) {

     

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       	const (

     

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       		Method = "GET"

     

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       	)

     

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       	endpoint := fmt.Sprintf("/%s/%s/compare/%s/%s", ownerDid, repoName, url.PathEscape(rev1), url.PathEscape(rev2))

     

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       	req, err := us.newRequest(Method, endpoint, nil, nil)

     

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       	if err != nil {

     

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       		return nil, fmt.Errorf("Failed to create request.")

     

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       	}

     

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       	compareResp, err := us.client.Do(req)

     

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       	if err != nil {

     

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       		return nil, fmt.Errorf("Failed to create request.")

     

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       	}

     

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       	defer compareResp.Body.Close()

     

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       	switch compareResp.StatusCode {

     

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       	case 404:

     

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       	case 400:

     

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       		return nil, fmt.Errorf("Branch comparisons not supported on this knot.")

     

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       	}

     

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       	respBody, err := io.ReadAll(compareResp.Body)

     

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       	if err != nil {

     

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       		log.Println("failed to compare across branches")

     

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       		return nil, fmt.Errorf("Failed to compare branches.")

     

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       	}

     

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       	defer compareResp.Body.Close()

     

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       	var formatPatchResponse types.RepoFormatPatchResponse

     

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       	err = json.Unmarshal(respBody, &formatPatchResponse)

     

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       	if err != nil {

     

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       		log.Println("failed to unmarshal format-patch response", err)

     

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       		return nil, fmt.Errorf("failed to compare branches.")

     

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       	}

     

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       	return &formatPatchResponse, nil

     

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       }

     

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       func (s *UnsignedClient) RepoLanguages(ownerDid, repoName, ref string) (*types.RepoLanguageResponse, error) {

     

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       	const (

     

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       		Method = "GET"

     

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       	endpoint := fmt.Sprintf("/%s/%s/languages/%s", ownerDid, repoName, url.PathEscape(ref))

     

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       	req, err := s.newRequest(Method, endpoint, nil, nil)

     

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       	if err != nil {

     

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       		return nil, err

     

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       	}

     

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       	resp, err := s.client.Do(req)

     

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       		return nil, err

     

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       	}

     

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       	var result types.RepoLanguageResponse

     

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       	if resp.StatusCode != http.StatusOK {

     

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       		log.Println("failed to calculate languages", resp.Status)

     

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       		return &types.RepoLanguageResponse{}, nil

     

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       	}

     

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       	body, err := io.ReadAll(resp.Body)

     

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       	if err != nil {

     

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       		return nil, err

     

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       	}

     

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       	err = json.Unmarshal(body, &result)

     

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       	if err != nil {

     

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       		return nil, err

     

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       	}

     

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       	return &result, nil

     

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       }