func processGeohash(arg string) (string, error) {
box, err := geohash.Decode(arg)
if err != nil {
return "", err
}
var p geohash.Point
if flagRound {
p = box.Round()
} else {
p = box.Center()
}
return fmt.Sprintf("%v,%v", p.Lat, p.Lon), nil
}
func compute_bulk_geohash(polygon_arr []string, uuids []string, bbox_arr []string, feature_types []string, url_names []string, names []string, init_val, end_val, precision int) int {
count := 0
var val bool
counter := 0
client := redis.NewClient(&redis.Options{
Addr: "localhost:6379",
Password: "", // no password set
DB: 0, // use default DB
})
for index, bbox := range bbox_arr {
geoPoly := compute_polygon_from_string(polygon_arr[index])
bbox_coords := compute_array_points(bbox, init_val, end_val)
current_uuid := uuids[index]
current_polygon := polygon_arr[index]
current_feature_type := feature_types[index]
current_url_name := url_names[index]
current_name := names[index]
bbox_new := compute_bbox(bbox_coords)
coverage := cover_bounding_box(bbox_new.top_left_lat, bbox_new.top_left_lon, bbox_new.bottom_left_lat, bbox_new.bottom_left_lon, precision)
count = coverage.count
var new_bboxes []string
for _, hash := range coverage.hashes {
box, _ := geohash.Decode(hash)
bbox_hash := &BBox{box.Lat.Max, box.Lon.Min, box.Lat.Min, box.Lon.Max}
val = IntersectsBBox(geoPoly, bbox_hash)
// fmt.Println(hash)
if val {
// fmt.Println(hash)
redis_value := fmt.Sprintf("%s::%s::%s::%s::%s::&&", current_uuid, current_feature_type, current_polygon, current_url_name, current_name)
client.RPush(hash, redis_value)
// client.RPush(current_uuid,hash)
// fmt.Println(result)
counter += 1
new_bboxes = append(new_bboxes, hash)
}
}
coverage.hashes = new_bboxes
// if current_uuid == "f7f5d7f50dde9452144e" {
// fmt.Println("Precision ==>", current_uuid,precision,coverage.hashes)
// }
}
fmt.Println(counter)
return count
}