cmd/juju/get: Use the API

state/apiserver/client/get.go

 // Copyright 2013 Canonical Ltd.
 // Licensed under the AGPLv3, see LICENCE file for details.
 
 package client
 
 import (
         "launchpad.net/juju-core/charm"
         "launchpad.net/juju-core/constraints"
-        "launchpad.net/juju-core/state"
         "launchpad.net/juju-core/state/api/params"
 )
 
-func serviceGet(st *state.State, p params.ServiceGet) (params.ServiceGetResults, error) {
-        service, err := st.Service(p.ServiceName)
+// ServiceGet returns the configuration for a service.
+func (c *Client) ServiceGet(args params.ServiceGet) (params.ServiceGetResults, error) {
+        service, err := c.api.state.Service(args.ServiceName)
         if err != nil {
                 return params.ServiceGetResults{}, err
         }
         settings, err := service.ConfigSettings()
         if err != nil {
                 return params.ServiceGetResults{}, err
         }
         charm, _, err := service.Charm()
         if err != nil {
                 return params.ServiceGetResults{}, err
         }
         configInfo := describe(settings, charm.Config())
         var constraints constraints.Value
         if service.IsPrincipal() {
                 constraints, err = service.Constraints()
                 if err != nil {
                         return params.ServiceGetResults{}, err
                 }
         }
         return params.ServiceGetResults{
-                Service:     p.ServiceName,
+                Service:     args.ServiceName,
                 Charm:       charm.Meta().Name,
                 Config:      configInfo,
                 Constraints: constraints,
         }, nil
 }
 
 func describe(settings charm.Settings, config *charm.Config) map[string]interface{} {
         results := make(map[string]interface{})
         for name, option := range config.Options {
                 info := map[string]interface{}{
                         "description": option.Description,
                         "type":        option.Type,
                 }
                 if value := settings[name]; value != nil {
                         info["value"] = value
                 } else {
                         info["value"] = option.Default
                         info["default"] = true
                 }
                 results[name] = info
         }
         return results
 }