Migrate pipelines - Best Effort

internal/azure/client.go

@@ -4,11 +4,36 @@ import (
 	"encoding/base64"
 	"fmt"
 	"net/http"
+	"strings"
 	"time"
 
 	"github.com/go-resty/resty/v2"
 )
 
+type Pipeline struct {
+	ID     int    `json:"id"`
+	Name   string `json:"name"`
+	Folder string `json:"folder"`
+	URL    string `json:"url"`
+}
+
+type BuildDefinition struct {
+	ID      int    `json:"id"`
+	Name    string `json:"name"`
+	Process struct {
+		Type         int    `json:"type"`
+		YamlFilename string `json:"yamlFilename"` // for YAML pipelines
+	} `json:"process"`
+	Variables map[string]struct {
+		Value    string `json:"value"`
+		IsSecret bool   `json:"isSecret"`
+	} `json:"variables"`
+	Repository struct {
+		URL  string `json:"url"`
+		Name string `json:"name"`
+	} `json:"repository"`
+}
+
 type Client struct {
 	client       *resty.Client
 	organization string
@@ -79,3 +104,96 @@ func (c *Client) GetAuthenticatedURL(remoteURL, pat string) string {
 	}
 	return remoteURL
 }
+
+// GetBuildDefinitions gets pipeline definitions for a project
+func (c *Client) GetBuildDefinitions(project string) ([]BuildDefinition, error) {
+	url := fmt.Sprintf("https://dev.azure.com/%s/%s/_apis/build/definitions", c.organization, project)
+
+	var result struct {
+		Count int               `json:"count"`
+		Value []BuildDefinition `json:"value"`
+	}
+
+	resp, err := c.client.R().
+		SetQueryParam("api-version", "7.0").
+		SetQueryParam("includeAll", "true").
+		SetResult(&result).
+		Get(url)
+
+	if err != nil {
+		return nil, fmt.Errorf("failed to fetch build definitions: %w", err)
+	}
+
+	if resp.StatusCode() != 200 {
+		return nil, fmt.Errorf("Azure API returned %d: %s", resp.StatusCode(), resp.String())
+	}
+
+	return result.Value, nil
+}
+
+// GetPipelineContent fetches the azure-pipelines.yml content from repository
+func (c *Client) GetPipelineContent(repoURL, branch, filePath string) (string, error) {
+	// Azure DevOps Repos API for file content
+	// Extract project and repo name from URL
+	// URL format: https://dev.azure.com/org/project/_git/repo
+
+	// For this example, construct the items API URL
+	parts := strings.Split(repoURL, "/_git/")
+	if len(parts) != 2 {
+		return "", fmt.Errorf("cannot parse repo URL: %s", repoURL)
+	}
+
+	base := parts[0]
+	repoName := parts[1]
+
+	url := fmt.Sprintf("%s/_apis/sourceProviders/TfsGit/filecontents?repository=%s&commitOrBranch=%s&path=%s&api-version=7.0",
+		base, repoName, branch, filePath)
+
+	resp, err := c.client.R().
+		Get(url)
+
+	if err != nil {
+		return "", err
+	}
+
+	if resp.StatusCode() != 200 {
+		// Try alternative: get via Git API (Items endpoint)
+		return "", fmt.Errorf("file not found or access denied")
+	}
+
+	return string(resp.Body()), nil
+}
+
+// GetPipelineVariables gets variables for a specific build definition
+func (c *Client) GetPipelineVariables(project string, definitionID int) (map[string]string, error) {
+	url := fmt.Sprintf("https://dev.azure.com/%s/%s/_apis/build/definitions/%d/variables",
+		c.organization, project, definitionID)
+
+	var result struct {
+		Count int `json:"count"`
+		Value map[string]struct {
+			Value    string `json:"value"`
+			IsSecret bool   `json:"isSecret"`
+		} `json:"value"`
+	}
+
+	resp, err := c.client.R().
+		SetQueryParam("api-version", "7.0").
+		SetResult(&result).
+		Get(url)
+
+	if err != nil {
+		return nil, err
+	}
+
+	if resp.StatusCode() != 200 {
+		return nil, fmt.Errorf("failed to get variables: %d", resp.StatusCode())
+	}
+
+	vars := make(map[string]string)
+	for k, v := range result.Value {
+		vars[k] = v.Value // Note: secrets won't have values via API unless explicitly allowed
+	}
+
+	return vars, nil
+}