gitlink-cli/shortcuts/org/batch.go

package org

import (
	"encoding/csv"
	"fmt"
	"os"
	"strings"
	"time"

	"github.com/gitlink-org/gitlink-cli/shortcuts/common"
)

type batchInviteResult struct {
	User   string `json:"user" yaml:"user"`
	Action string `json:"action" yaml:"action"`
	Status string `json:"status" yaml:"status"`
	Error  string `json:"error,omitempty" yaml:"error,omitempty"`
}

type batchInviteSummary struct {
	Org      string               `json:"org" yaml:"org"`
	DryRun   bool                 `json:"dry_run" yaml:"dry_run"`
	Total    int                  `json:"total" yaml:"total"`
	Succeeded int                 `json:"succeeded" yaml:"succeeded"`
	Failed   int                  `json:"failed" yaml:"failed"`
	Duration string               `json:"duration" yaml:"duration"`
	Results  []batchInviteResult  `json:"results" yaml:"results"`
}

func newBatchInviteShortcut() *common.Shortcut {
	return &common.Shortcut{
		Name:        "batch-invite",
		Description: "批量邀请成员加入组织，支持逗号分隔列表或 CSV 文件",
		Flags: []common.Flag{
			{Name: "id", Short: "i", Usage: "组织 ID 或 login", Required: true},
			{Name: "users", Short: "u", Usage: "逗号分隔的用户名或 ID，例如: alice,bob,charlie"},
			{Name: "from", Usage: "从 CSV 文件读取用户名。支持 user/login/user_id 列名或无表头首列"},
			{Name: "role", Short: "r", Usage: "成员角色: member 或 admin", Default: "member"},
			{Name: "dry-run", Usage: "仅预览将要邀请的成员，不实际执行", Bool: true, Default: "false"},
		},
		Run: runBatchInvite,
	}
}

func runBatchInvite(ctx *common.RuntimeContext) error {
	start := time.Now()

	orgID, err := ctx.RequireArg("id")
	if err != nil {
		return err
	}

	role := ctx.Arg("role")
	if role == "" {
		role = "member"
	}
	if role != "member" && role != "admin" {
		return fmt.Errorf("无效的角色 %q: 必须为 member 或 admin", role)
	}

	users, err := collectUsers(ctx.Arg("users"), ctx.Arg("from"))
	if err != nil {
		return err
	}
	if len(users) == 0 {
		return fmt.Errorf("未提供用户名，请使用 --users alice,bob 或 --from users.csv")
	}

	dryRun := parseBool(ctx.Arg("dry-run"))

	summary := batchInviteSummary{
		Org:     orgID,
		DryRun:  dryRun,
		Total:   len(users),
		Results: make([]batchInviteResult, 0, len(users)),
	}

	for _, user := range users {
		result := batchInviteResult{User: user, Action: "invite"}
		if dryRun {
			result.Status = "planned"
			summary.Succeeded++
			summary.Results = append(summary.Results, result)
			continue
		}

		body := map[string]interface{}{
			"user_id": user,
			"role":    role,
		}
		path := fmt.Sprintf("/organizations/%s/organization_users", orgID)
		if _, err := ctx.CallAPI("POST", path, body); err != nil {
			result.Status = "failed"
			result.Error = err.Error()
			summary.Failed++
		} else {
			result.Status = "invited"
			summary.Succeeded++
		}
		summary.Results = append(summary.Results, result)
	}

	summary.Duration = time.Since(start).String()

	if err := ctx.OutputData(summary); err != nil {
		return err
	}
	if summary.Failed > 0 {
		return fmt.Errorf("%d / %d 个成员邀请失败", summary.Failed, summary.Total)
	}
	return nil
}

func collectUsers(usersValue, csvPath string) ([]string, error) {
	users, err := parseUserList(usersValue)
	if err != nil {
		return nil, err
	}
	if csvPath == "" {
		return users, nil
	}

	csvUsers, err := readUsersFromCSV(csvPath)
	if err != nil {
		return nil, err
	}
	return mergeUserLists(users, csvUsers), nil
}

func parseUserList(value string) ([]string, error) {
	if strings.TrimSpace(value) == "" {
		return nil, nil
	}
	return normalizeUserIDs(strings.Split(value, ","))
}

func readUsersFromCSV(path string) ([]string, error) {
	file, err := os.Open(path)
	if err != nil {
		return nil, fmt.Errorf("读取 CSV 文件失败: %w", err)
	}
	defer file.Close()

	reader := csv.NewReader(file)
	reader.TrimLeadingSpace = true
	records, err := reader.ReadAll()
	if err != nil {
		return nil, fmt.Errorf("解析 CSV 文件失败: %w", err)
	}
	if len(records) == 0 {
		return nil, nil
	}

	userCol := -1
	startRow := 0
	for i, cell := range records[0] {
		switch strings.ToLower(strings.TrimSpace(cell)) {
		case "user", "login", "user_id", "username":
			userCol = i
			startRow = 1
		}
	}
	if userCol == -1 {
		userCol = 0
	}

	values := make([]string, 0, len(records)-startRow)
	for _, record := range records[startRow:] {
		if userCol >= len(record) {
			continue
		}
		values = append(values, record[userCol])
	}
	return normalizeUserIDs(values)
}

func normalizeUserIDs(values []string) ([]string, error) {
	users := make([]string, 0, len(values))
	seen := map[string]bool{}
	for _, value := range values {
		user := strings.TrimSpace(value)
		if user == "" {
			continue
		}
		if seen[user] {
			continue
		}
		seen[user] = true
		users = append(users, user)
	}
	return users, nil
}

func parseBool(value string) bool {
	if strings.EqualFold(strings.TrimSpace(value), "true") {
		return true
	}
	return false
}

func mergeUserLists(values ...[]string) []string {
	merged := []string{}
	seen := map[string]bool{}
	for _, users := range values {
		for _, u := range users {
			if seen[u] {
				continue
			}
			seen[u] = true
			merged = append(merged, u)
		}
	}
	return merged
}