feat: oasis paratime show parameters

Similar to oasis network show parameters. Prints ROFL staking thresholds for
now.

cmd/common/json.go

@@ -98,3 +98,40 @@ func JSONMarshalUniversalValue(v interface{}) []byte {
 	cobra.CheckErr(err)
 	return vJSON
 }
+
+// PrettifyFromJSON takes a JSON-compatible interface and returns a simplified string representation
+// by removing JSON syntax elements (braces, brackets, quotes, commas) and cleaning up whitespace.
+// The output is a clean, line-by-line representation of the data where each non-empty line is
+// trimmed of trailing whitespace.
+//
+// Example:
+//
+//	input := map[string]interface{}{"name": "Alice", "data": {"age": 30}}
+//	output := PrettifyFromJSON(input)
+//	// Output will be:
+//	//   name: Alice
+//	//   data:
+//	//     age: 30
+func PrettifyFromJSON(blob interface{}) string {
+	pp, err := json.MarshalIndent(blob, "", "  ")
+	cobra.CheckErr(err)
+
+	out := string(pp)
+	out = strings.ReplaceAll(out, "{", "")
+	out = strings.ReplaceAll(out, "}", "")
+	out = strings.ReplaceAll(out, "[", "")
+	out = strings.ReplaceAll(out, "]", "")
+	out = strings.ReplaceAll(out, ",", "")
+	out = strings.ReplaceAll(out, "\"", "")
+
+	ret := ""
+	for _, line := range strings.Split(out, "\n") {
+		line = strings.TrimRight(line, " \n")
+		if len(line) == 0 {
+			continue
+		}
+		ret += line + "\n"
+	}
+
+	return ret
+}

cmd/network/show.go

@@ -390,30 +390,6 @@ func showNativeToken(ctx context.Context, height int64, npa *common.NPASelection
 	}
 }
 
-func PrettifyFromJSON(blob interface{}) string {
-	pp, err := json.MarshalIndent(blob, "", "  ")
-	cobra.CheckErr(err)
-
-	out := string(pp)
-	out = strings.ReplaceAll(out, "{", "")
-	out = strings.ReplaceAll(out, "}", "")
-	out = strings.ReplaceAll(out, "[", "")
-	out = strings.ReplaceAll(out, "]", "")
-	out = strings.ReplaceAll(out, ",", "")
-	out = strings.ReplaceAll(out, "\"", "")
-
-	ret := ""
-	for _, line := range strings.Split(out, "\n") {
-		line = strings.TrimRight(line, " \n")
-		if len(line) == 0 {
-			continue
-		}
-		ret += line + "\n"
-	}
-
-	return ret
-}
-
 func showParameters(ctx context.Context, height int64, cons consensus.ClientBackend) {
 	checkErr := func(what string, err error) {
 		if err != nil {
@@ -456,7 +432,7 @@ func showParameters(ctx context.Context, height int64, cons consensus.ClientBack
 			doc[name] = params
 		} else {
 			fmt.Printf("=== %s PARAMETERS ===\n", strings.ToUpper(name))
-			out := PrettifyFromJSON(params)
+			out := common.PrettifyFromJSON(params)
 			fmt.Printf("%s\n", out)
 		}
 	}