Add `tea issue edit` (#506)

fixes #229
fixes #502

interactive mode will be in a follow up

Co-authored-by: Norwin <git@nroo.de>
Co-authored-by: 6543 <6543@obermui.de>
Reviewed-on: https://gitea.com/gitea/tea/pulls/506
Reviewed-by: 6543 <6543@obermui.de>
Reviewed-by: Lunny Xiao <xiaolunwen@gmail.com>
Co-authored-by: Norwin <noerw@noreply.gitea.io>
Co-committed-by: Norwin <noerw@noreply.gitea.io>

cmd/flags/issue_pr.go

@@ -7,6 +7,7 @@ package flags
 import (
 	"fmt"
 	"strings"
+	"time"
 
 	"code.gitea.io/sdk/gitea"
 	"code.gitea.io/tea/modules/context"
@@ -84,8 +85,8 @@ var IssueListingFlags = append([]cli.Flag{
 	&PaginationLimitFlag,
 }, AllDefaultFlags...)
 
-// IssuePREditFlags defines flags for properties of issues and PRs
-var IssuePREditFlags = append([]cli.Flag{
+// issuePRFlags defines shared flags between flags IssuePRCreateFlags and IssuePREditFlags
+var issuePRFlags = append([]cli.Flag{
 	&cli.StringFlag{
 		Name:    "title",
 		Aliases: []string{"t"},
@@ -94,6 +95,25 @@ var IssuePREditFlags = append([]cli.Flag{
 		Name:    "description",
 		Aliases: []string{"d"},
 	},
+	&cli.StringFlag{
+		Name:    "referenced-version",
+		Aliases: []string{"v"},
+		Usage:   "commit-hash or tag name to assign",
+	},
+	&cli.StringFlag{
+		Name:    "milestone",
+		Aliases: []string{"m"},
+		Usage:   "Milestone to assign",
+	},
+	&cli.StringFlag{
+		Name:    "deadline",
+		Aliases: []string{"D"},
+		Usage:   "Deadline timestamp to assign",
+	},
+}, LoginRepoFlags...)
+
+// IssuePRCreateFlags defines flags for creation of issues and PRs
+var IssuePRCreateFlags = append([]cli.Flag{
 	&cli.StringFlag{
 		Name:    "assignees",
 		Aliases: []string{"a"},
@@ -104,20 +124,10 @@ var IssuePREditFlags = append([]cli.Flag{
 		Aliases: []string{"L"},
 		Usage:   "Comma-separated list of labels to assign",
 	},
-	&cli.StringFlag{
-		Name:    "deadline",
-		Aliases: []string{"D"},
-		Usage:   "Deadline timestamp to assign",
-	},
-	&cli.StringFlag{
-		Name:    "milestone",
-		Aliases: []string{"m"},
-		Usage:   "Milestone to assign",
-	},
-}, LoginRepoFlags...)
+}, issuePRFlags...)
 
-// GetIssuePREditFlags parses all IssuePREditFlags
-func GetIssuePREditFlags(ctx *context.TeaContext) (*gitea.CreateIssueOption, error) {
+// GetIssuePRCreateFlags parses all IssuePREditFlags
+func GetIssuePRCreateFlags(ctx *context.TeaContext) (*gitea.CreateIssueOption, error) {
 	opts := gitea.CreateIssueOption{
 		Title:     ctx.String("title"),
 		Body:      ctx.String("description"),
@@ -159,3 +169,67 @@ func GetIssuePREditFlags(ctx *context.TeaContext) (*gitea.CreateIssueOption, err
 
 	return &opts, nil
 }
+
+// IssuePREditFlags defines flags for editing properties of issues and PRs
+var IssuePREditFlags = append([]cli.Flag{
+	&cli.StringFlag{
+		Name:    "add-assignees",
+		Aliases: []string{"a"},
+		Usage:   "Comma-separated list of usernames to assign",
+	},
+	&cli.StringFlag{
+		Name:    "add-labels",
+		Aliases: []string{"L"},
+		Usage:   "Comma-separated list of labels to assign. Takes precedence over --remove-labels",
+	},
+	&cli.StringFlag{
+		Name:  "remove-labels",
+		Usage: "Comma-separated list of labels to remove",
+	},
+}, issuePRFlags...)
+
+// GetIssuePREditFlags parses all IssuePREditFlags
+func GetIssuePREditFlags(ctx *context.TeaContext) (*task.EditIssueOption, error) {
+	opts := task.EditIssueOption{}
+	if ctx.IsSet("title") {
+		val := ctx.String("title")
+		opts.Title = &val
+	}
+	if ctx.IsSet("description") {
+		val := ctx.String("description")
+		opts.Body = &val
+	}
+	if ctx.IsSet("referenced-version") {
+		val := ctx.String("referenced-version")
+		opts.Ref = &val
+	}
+	if ctx.IsSet("milestone") {
+		val := ctx.String("milestone")
+		opts.Milestone = &val
+	}
+	if ctx.IsSet("deadline") {
+		date := ctx.String("deadline")
+		if date == "" {
+			opts.Deadline = &time.Time{}
+		} else {
+			t, err := dateparse.ParseAny(date)
+			if err != nil {
+				return nil, err
+			}
+			opts.Deadline = &t
+		}
+	}
+	if ctx.IsSet("add-assignees") {
+		val := ctx.String("add-assignees")
+		opts.AddAssignees = strings.Split(val, ",")
+	}
+	if ctx.IsSet("add-labels") {
+		val := ctx.String("add-labels")
+		opts.AddLabels = strings.Split(val, ",")
+	}
+	if ctx.IsSet("remove-labels") {
+		val := ctx.String("remove-labels")
+		opts.RemoveLabels = strings.Split(val, ",")
+	}
+	return &opts, nil
+}

cmd/issues.go

@@ -28,6 +28,7 @@ var CmdIssues = cli.Command{
 	Subcommands: []*cli.Command{
 		&issues.CmdIssuesList,
 		&issues.CmdIssuesCreate,
+		&issues.CmdIssuesEdit,
 		&issues.CmdIssuesReopen,
 		&issues.CmdIssuesClose,
 	},

cmd/issues/create.go

@@ -21,7 +21,7 @@ var CmdIssuesCreate = cli.Command{
 	Description: `Create an issue on repository`,
 	ArgsUsage:   " ", // command does not accept arguments
 	Action:      runIssuesCreate,
-	Flags:       flags.IssuePREditFlags,
+	Flags:       flags.IssuePRCreateFlags,
 }
 
 func runIssuesCreate(cmd *cli.Context) error {
@@ -32,7 +32,7 @@ func runIssuesCreate(cmd *cli.Context) error {
 		return interact.CreateIssue(ctx.Login, ctx.Owner, ctx.Repo)
 	}
 
-	opts, err := flags.GetIssuePREditFlags(ctx)
+	opts, err := flags.GetIssuePRCreateFlags(ctx)
 	if err != nil {
 		return err
 	}

cmd/issues/edit.go

@@ -0,0 +1,63 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package issues
+
+import (
+	"fmt"
+
+	"code.gitea.io/tea/cmd/flags"
+	"code.gitea.io/tea/modules/context"
+	"code.gitea.io/tea/modules/print"
+	"code.gitea.io/tea/modules/task"
+	"code.gitea.io/tea/modules/utils"
+
+	"github.com/urfave/cli/v2"
+)
+
+// CmdIssuesEdit is the subcommand of issues to edit issues
+var CmdIssuesEdit = cli.Command{
+	Name:    "edit",
+	Aliases: []string{"e"},
+	Usage:   "Edit one or more issues",
+	Description: `Edit one or more issues. To unset a property again,
+use an empty string (eg. --milestone "").`,
+	ArgsUsage: "<idx> [<idx>...]",
+	Action:    runIssuesEdit,
+	Flags:     flags.IssuePREditFlags,
+}
+
+func runIssuesEdit(cmd *cli.Context) error {
+	ctx := context.InitCommand(cmd)
+	ctx.Ensure(context.CtxRequirement{RemoteRepo: true})
+
+	if !cmd.Args().Present() {
+		return fmt.Errorf("must specify at least one issue index")
+	}
+
+	opts, err := flags.GetIssuePREditFlags(ctx)
+	if err != nil {
+		return err
+	}
+
+	indices, err := utils.ArgsToIndices(ctx.Args().Slice())
+	if err != nil {
+		return err
+	}
+
+	client := ctx.Login.Client()
+	for _, opts.Index = range indices {
+		issue, err := task.EditIssue(ctx, client, *opts)
+		if err != nil {
+			return err
+		}
+		if ctx.Args().Len() > 1 {
+			fmt.Println(issue.HTMLURL)
+		} else {
+			print.IssueDetails(issue, nil)
+		}
+	}
+
+	return nil
+}

cmd/pulls/create.go

@@ -36,7 +36,7 @@ var CmdPullsCreate = cli.Command{
 			Usage:   "Enable maintainers to push to the base branch of created pull",
 			Value:   true,
 		},
-	}, flags.IssuePREditFlags...),
+	}, flags.IssuePRCreateFlags...),
 }
 
 func runPullsCreate(cmd *cli.Context) error {
@@ -48,7 +48,7 @@ func runPullsCreate(cmd *cli.Context) error {
 	}
 
 	// else use args to create PR
-	opts, err := flags.GetIssuePREditFlags(ctx)
+	opts, err := flags.GetIssuePRCreateFlags(ctx)
 	if err != nil {
 		return err
 	}

modules/task/issue_edit.go

@@ -0,0 +1,135 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package task
+
+import (
+	"fmt"
+	"time"
+
+	"code.gitea.io/sdk/gitea"
+	"code.gitea.io/tea/modules/context"
+)
+
+// EditIssueOption wraps around gitea.EditIssueOption which has bad & incosistent semantics.
+type EditIssueOption struct {
+	Index        int64
+	Title        *string
+	Body         *string
+	Ref          *string
+	Milestone    *string
+	Deadline     *time.Time
+	AddLabels    []string
+	RemoveLabels []string
+	AddAssignees []string
+	// RemoveAssignees []string // NOTE: with the current go-sdk, clearing assignees is not possible.
+}
+
+// Normalizes the options into parameters that can be passed to the sdk.
+// the returned value will be nil, when no change to this part of the issue is requested.
+func (o EditIssueOption) toSdkOptions(ctx *context.TeaContext, client *gitea.Client) (*gitea.EditIssueOption, *gitea.IssueLabelsOption, *gitea.IssueLabelsOption, error) {
+	// labels have a separate API call, so they get their own options.
+	var addLabelOpts, rmLabelOpts *gitea.IssueLabelsOption
+	if o.AddLabels != nil && len(o.AddLabels) != 0 {
+		ids, err := ResolveLabelNames(client, ctx.Owner, ctx.Repo, o.AddLabels)
+		if err != nil {
+			return nil, nil, nil, err
+		}
+		addLabelOpts = &gitea.IssueLabelsOption{Labels: ids}
+	}
+
+	if o.RemoveLabels != nil && len(o.RemoveLabels) != 0 {
+		ids, err := ResolveLabelNames(client, ctx.Owner, ctx.Repo, o.RemoveLabels)
+		if err != nil {
+			return nil, nil, nil, err
+		}
+		rmLabelOpts = &gitea.IssueLabelsOption{Labels: ids}
+	}
+
+	issueOpts := gitea.EditIssueOption{}
+	var issueOptsDirty bool
+	if o.Title != nil {
+		issueOpts.Title = *o.Title
+		issueOptsDirty = true
+	}
+	if o.Body != nil {
+		issueOpts.Body = o.Body
+		issueOptsDirty = true
+	}
+	if o.Ref != nil {
+		issueOpts.Ref = o.Ref
+		issueOptsDirty = true
+	}
+	if o.Milestone != nil {
+		if *o.Milestone == "" {
+			issueOpts.Milestone = gitea.OptionalInt64(0)
+		} else {
+			ms, _, err := client.GetMilestoneByName(ctx.Owner, ctx.Repo, *o.Milestone)
+			if err != nil {
+				return nil, nil, nil, fmt.Errorf("Milestone '%s' not found", *o.Milestone)
+			}
+			issueOpts.Milestone = &ms.ID
+		}
+		issueOptsDirty = true
+	}
+	if o.Deadline != nil {
+		issueOpts.Deadline = o.Deadline
+		issueOptsDirty = true
+		if o.Deadline.IsZero() {
+			issueOpts.RemoveDeadline = gitea.OptionalBool(true)
+		}
+	}
+	if o.AddAssignees != nil && len(o.AddAssignees) != 0 {
+		issueOpts.Assignees = o.AddAssignees
+		issueOptsDirty = true
+	}
+
+	if issueOptsDirty {
+		return &issueOpts, addLabelOpts, rmLabelOpts, nil
+	}
+	return nil, addLabelOpts, rmLabelOpts, nil
+}
+
+// EditIssue edits an issue and returns the updated issue.
+func EditIssue(ctx *context.TeaContext, client *gitea.Client, opts EditIssueOption) (*gitea.Issue, error) {
+	if client == nil {
+		client = ctx.Login.Client()
+	}
+
+	issueOpts, addLabelOpts, rmLabelOpts, err := opts.toSdkOptions(ctx, client)
+	if err != nil {
+		return nil, err
+	}
+
+	if rmLabelOpts != nil {
+		// NOTE: as of 1.17, there is no API to remove multiple labels at once.
+		for _, id := range rmLabelOpts.Labels {
+			_, err := client.DeleteIssueLabel(ctx.Owner, ctx.Repo, opts.Index, id)
+			if err != nil {
+				return nil, fmt.Errorf("could not remove labels: %s", err)
+			}
+		}
+	}
+
+	if addLabelOpts != nil {
+		_, _, err := client.AddIssueLabels(ctx.Owner, ctx.Repo, opts.Index, *addLabelOpts)
+		if err != nil {
+			return nil, fmt.Errorf("could not add labels: %s", err)
+		}
+	}
+
+	var issue *gitea.Issue
+	if issueOpts != nil {
+		issue, _, err = client.EditIssue(ctx.Owner, ctx.Repo, opts.Index, *issueOpts)
+		if err != nil {
+			return nil, fmt.Errorf("could not edit issue: %s", err)
+		}
+	} else {
+		issue, _, err = client.GetIssue(ctx.Owner, ctx.Repo, opts.Index)
+		if err != nil {
+			return nil, fmt.Errorf("could not get issue: %s", err)
+		}
+	}
+	return issue, nil
+}

modules/task/labels.go

@@ -11,7 +11,7 @@ import (
 
 // ResolveLabelNames returns a list of label IDs for a given list of label names
 func ResolveLabelNames(client *gitea.Client, owner, repo string, labelNames []string) ([]int64, error) {
-	labelIDs := make([]int64, len(labelNames))
+	labelIDs := make([]int64, 0, len(labelNames))
 	labels, _, err := client.ListRepoLabels(owner, repo, gitea.ListLabelsOptions{
 		ListOptions: gitea.ListOptions{Page: -1},
 	})