make issues & pulls subcommands consistent (#188)

Merge branch 'master' into pr-details

make issues & pulls subcommands consistent

- by default list open items
- show detail when argument is provided
- expose listing as ls subcommand
- accept --state flag on command and ls subcommand

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
Co-authored-by: Norwin Roosen <git@nroo.de>
Reviewed-on: https://gitea.com/gitea/tea/pulls/188
Reviewed-by: 6543 <6543@noreply.gitea.io>
Reviewed-by: Lunny Xiao <xiaolunwen@gmail.com>

cmd/flags.go

@@ -53,6 +53,13 @@ var OutputFlag = cli.StringFlag{
 	Destination: &outputValue,
 }
 
+// StateFlag provides flag to specify issue/pr state, defaulting to "open"
+var StateFlag = cli.StringFlag{
+	Name:        "state",
+	Usage:       "Filter by state (all|open|closed)",
+	DefaultText: "open",
+}
+
 // LoginOutputFlags defines login and output flags that should
 // added to all subcommands and appended to the flags of the
 // subcommand to work around issue and provide --login and --output:
@@ -81,6 +88,11 @@ var AllDefaultFlags = append([]cli.Flag{
 	&RemoteFlag,
 }, LoginOutputFlags...)
 
+// IssuePRFlags defines flags that should be available on issue & pr listing flags.
+var IssuePRFlags = append([]cli.Flag{
+	&StateFlag,
+}, AllDefaultFlags...)
+
 // initCommand returns repository and *Login based on flags
 func initCommand() (*Login, string, string) {
 	var login *Login