forked from Vorkytaka/easyvk-go
/
database.go
71 lines (60 loc) · 1.64 KB
/
database.go
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package easyvk
import (
"encoding/json"
"fmt"
)
// These methods provide access to VK's database
// of educational institutions. Access to data
// is free and authorization is not required,
// but the number of requests from one IP address
// can be limited. If you need to execute many
// requests, we recommend that you call these
// methods from the client side using JSONP.
// https://vk.com/dev/database
type Database struct {
vk *VK
}
// DatabaseGetCitiesResponse describes
// https://vk.com/dev/database.getCities
type DatabaseGetCitiesResponse struct {
Count int
Items []CityObject
}
// DatabaseGetCitiesParams provides structure for
// parameters for get method.
// https://vk.com/dev/database.getCities
type DatabaseGetCitiesParams struct {
CountryId uint
RegionId uint
Query string
NeedAll bool
Offset uint
Count uint
}
// Returns a list of cities.
// https://vk.com/dev/database.getCities
func (d *Database) GetCities(par DatabaseGetCitiesParams) (DatabaseGetCitiesResponse, error) {
params := make(map[string]string)
params["country_id"] = fmt.Sprint(par.CountryId)
if par.RegionId != 0 {
params["region_id"] = fmt.Sprint(par.RegionId)
}
if par.Query != "" {
params["q"] = par.Query
}
params["need_all"] = boolConverter(par.NeedAll)
params["offset"] = fmt.Sprint(par.Offset)
if par.Count != 0 {
params["count"] = fmt.Sprint(par.Count)
}
resp, err := d.vk.Request("database.getCities", params)
if err != nil {
return DatabaseGetCitiesResponse{}, err
}
var cities DatabaseGetCitiesResponse
err = json.Unmarshal(resp, &cities)
if err != nil {
return DatabaseGetCitiesResponse{}, err
}
return cities, nil
}