Add more issue / pr creation params (#331)

adds assignees, labels, deadline, milestone params

- [x] add flags to `tea issue create` (this is BREAKING, `-b` moved to `-d` for consistency with pr create)
- [x] add interactive mode to `tea issue create`
- [x] add flags to `tea pr create`
- [x] add interactive mode to `tea pr create`

fixes #171, fixes #303

Co-authored-by: Norwin Roosen <git@nroo.de>
Co-authored-by: 6543 <6543@obermui.de>
Reviewed-on: https://gitea.com/gitea/tea/pulls/331
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/flags.go

@@ -8,8 +8,12 @@ import (
 	"fmt"
 	"strings"
 
+	"code.gitea.io/sdk/gitea"
+	"code.gitea.io/tea/modules/context"
+	"code.gitea.io/tea/modules/task"
 	"code.gitea.io/tea/modules/utils"
 
+	"github.com/araddon/dateparse"
 	"github.com/urfave/cli/v2"
 )
 
@@ -97,6 +101,82 @@ var IssuePRFlags = append([]cli.Flag{
 	&PaginationLimitFlag,
 }, AllDefaultFlags...)
 
+// IssuePREditFlags defines flags for properties of issues and PRs
+var IssuePREditFlags = append([]cli.Flag{
+	&cli.StringFlag{
+		Name:    "title",
+		Aliases: []string{"t"},
+	},
+	&cli.StringFlag{
+		Name:    "description",
+		Aliases: []string{"d"},
+	},
+	&cli.StringFlag{
+		Name:    "assignees",
+		Aliases: []string{"a"},
+		Usage:   "Comma-separated list of usernames to assign",
+	},
+	&cli.StringFlag{
+		Name:    "labels",
+		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...)
+
+// GetIssuePREditFlags parses all IssuePREditFlags
+func GetIssuePREditFlags(ctx *context.TeaContext) (*gitea.CreateIssueOption, error) {
+	opts := gitea.CreateIssueOption{
+		Title:     ctx.String("title"),
+		Body:      ctx.String("body"),
+		Assignees: strings.Split(ctx.String("assignees"), ","),
+	}
+	var err error
+
+	date := ctx.String("deadline")
+	if date != "" {
+		t, err := dateparse.ParseAny(date)
+		if err != nil {
+			return nil, err
+		}
+		opts.Deadline = &t
+	}
+
+	client := ctx.Login.Client()
+
+	labelNames := strings.Split(ctx.String("labels"), ",")
+	if len(labelNames) != 0 {
+		if client == nil {
+			client = ctx.Login.Client()
+		}
+		if opts.Labels, err = task.ResolveLabelNames(client, ctx.Owner, ctx.Repo, labelNames); err != nil {
+			return nil, err
+		}
+	}
+
+	if milestoneName := ctx.String("milestone"); len(milestoneName) != 0 {
+		if client == nil {
+			client = ctx.Login.Client()
+		}
+		ms, _, err := client.GetMilestoneByName(ctx.Owner, ctx.Repo, milestoneName)
+		if err != nil {
+			return nil, fmt.Errorf("Milestone '%s' not found", milestoneName)
+		}
+		opts.Milestone = ms.ID
+	}
+
+	return &opts, nil
+}
+
 // FieldsFlag generates a flag selecting printable fields.
 // To retrieve the value, use GetFields()
 func FieldsFlag(availableFields, defaultFields []string) *cli.StringFlag {