sunlight-api/openstates/openstates.go
2016-06-16 11:22:03 -05:00

100 lines
2.4 KiB
Go

package openstates
import (
"encoding/json"
"errors"
"fmt"
"io/ioutil"
"net/http"
"net/url"
"strconv"
"time"
"github.com/br0xen/sunlight-api/openstates/states"
)
// Create returns a new OpenStates object
func Create(key string) *OpenStates {
o := OpenStates{APIVersion: 1, APIKey: key}
return &o
}
// SetAPIVersion changes the api version
func (o *OpenStates) SetAPIVersion(i int) {
o.APIVersion = i
}
func (o *OpenStates) call(endpoint string, values url.Values) ([]byte, error) {
var ret []byte
url := "http://openstates.org/api/v" + strconv.Itoa(o.APIVersion) + "/" + endpoint + "?apikey=" + o.APIKey
if len(values) > 0 {
url += "&" + values.Encode()
}
resp, err := http.Get(url)
if err != nil {
return ret, err
}
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
return body, err
}
// AllMetadata returns all state's metadata
func (o *OpenStates) AllMetadata() ([]StateMeta, error) {
var ret []StateMeta
var getVal []byte
var err error
vals := url.Values{}
if getVal, err = o.call("metadata", vals); err != nil {
return ret, err
}
err = json.Unmarshal(getVal, &ret)
return ret, err
}
// StateMetadata pulls metadata for a specific state
func (o *OpenStates) StateMetadata(st string) (*StateMeta, error) {
var ret *StateMeta
var err error
orig := st
if states.IsValidName(st) {
st, err = states.NameToAbbr(st)
}
if !states.IsValidAbbr(st) {
return ret, errors.New("Invalid State: " + orig)
}
var getVal []byte
vals := url.Values{}
if getVal, err = o.call("metadata/"+st, vals); err != nil {
return ret, err
}
fmt.Println(string(getVal))
err = json.Unmarshal(getVal, &ret)
return ret, err
}
// UnmarshalTimeString Takes a time string and a pointer to a time object
// and populates the time object with the value from the string
func UnmarshalTimeString(s string, t *time.Time) error {
var err error
// Check if 's' is empty
if s == "" {
return errors.New("Invalid Time Value")
}
*t, err = time.Parse("2006-01-02 15:04:05", s)
return err
}
/*
resp, err := http.Get("http://openstates.org/api/v1/legislators/geo/?apikey=" + site.OpenStatesKey + "&lat=" + lat + "&long=" + lng)
if err != nil {
fmt.Fprint(w, "{\"status\":\"error\"}")
return
}
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
fmt.Fprint(w, string(body))
// http://openstates.org/api/v1/legislators/geo/?lat=35.79&long=-78.78
// https://sunlightlabs.github.io/openstates-api/legislators.html#examples/geo-lookup
*/