add doc show, enhance search, add jsonpath to search and doc show

cmd/doc.go

@@ -33,6 +33,7 @@ func Doc(conf *cfg.Config) *cli.Command {
 
 		Commands: []*cli.Command{
 			DocAdd(conf),
+			DocShow(conf),
 			//Delete(conf),
 		},
 	}
@@ -43,16 +44,71 @@ func DocAdd(conf *cfg.Config) *cli.Command {
 		Name:      "add",
 		Aliases:   []string{"+"},
 		Usage:     "add JSON document index",
-		UsageText: "add [options] <index> '<json-doc>'",
+		UsageText: "add [options] -i <index> '<json-doc>'",
+
+		Flags: []cli.Flag{
+			&cli.StringFlag{
+				Name:        "index",
+				Usage:       "index to work on",
+				Sources:     cli.EnvVars("ES_INDEX"),
+				Destination: &conf.Index,
+				Aliases:     []string{"i"},
+			},
+		},
 
 		Action: func(ctx context.Context, cmd *cli.Command) error {
 			args := cmd.Args()
 
-			if args.Len() != 2 {
-				return errors.New("missing arguments: <index> <json-doc>")
+			if args.Len() != 1 {
+				return errors.New("missing arguments: <json-doc>")
 			}
 
-			return es.DocAdd(conf, cmd.Args().Get(0), cmd.Args().Get(1))
+			return es.DocAdd(conf, cmd.Args().Get(0))
+		},
+	}
+}
+
+func DocShow(conf *cfg.Config) *cli.Command {
+	return &cli.Command{
+		Name:      "show",
+		Aliases:   []string{"sh"},
+		Usage:     "show a JSON document",
+		UsageText: "show [options] -i <index> <id>",
+
+		Flags: []cli.Flag{
+			&cli.StringFlag{
+				Name:        "index",
+				Usage:       "index to work on",
+				Sources:     cli.EnvVars("ES_INDEX"),
+				Destination: &conf.Index,
+				Aliases:     []string{"i"},
+			},
+			&cli.StringFlag{
+				Name:        "path",
+				Usage:       "jsonPath filter (e.g. source.message)",
+				Destination: &conf.Path,
+				Aliases:     []string{"p"},
+			},
+			&cli.BoolFlag{
+				Name:        "help-jsonpath",
+				Usage:       "show jsonPath help",
+				Destination: &conf.Subhelp,
+				Aliases:     []string{"H"},
+			},
+		},
+
+		Action: func(ctx context.Context, cmd *cli.Command) error {
+			if conf.Subhelp {
+				return showJsonPathHelp()
+			}
+
+			args := cmd.Args()
+
+			if args.Len() != 1 {
+				return errors.New("missing arguments: <id>")
+			}
+
+			return es.DocShow(conf, cmd.Args().Get(0))
 		},
 	}
 }