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package main
import (
"encoding/csv"
"encoding/json"
"fmt"
"io"
"io/ioutil"
"log"
"net/http"
"strconv"
"strings"
"github.com/gorilla/mux"
"git.darknebu.la/GalaxySimulator/structs"
)
// fastInsertHandler gets a tree index and a filename and tries to read insert all the stars from the file into the tree
func fastInsertJSONHandler(w http.ResponseWriter, r *http.Request) {
// read the mux variables
vars := mux.Vars(r)
filename, _ := vars["filename"]
// read the content using the given filename
content, readErr := ioutil.ReadFile(fmt.Sprintf("/db/%s", filename))
if readErr != nil {
panic(readErr)
}
// unmarshal the file content
tree := &structs.Node{}
jsonUnmarshalErr := json.Unmarshal(content, tree)
if jsonUnmarshalErr != nil {
panic(jsonUnmarshalErr)
}
// append the tree to the treeArray
treeArray = append(treeArray, tree)
// return the treeArray index the tree was inserted into (== the length of the array)
_, _ = fmt.Fprintln(w, len(treeArray))
}
func fastInsertListHandler(w http.ResponseWriter, r *http.Request) {
// read the mux variables
vars := mux.Vars(r)
filename, _ := vars["filename"]
treeindex, _ := strconv.ParseInt(vars["filename"], 10, 64)
// read the content using the given filename
content, readErr := ioutil.ReadFile(fmt.Sprintf("/home/db/%s", filename))
if readErr != nil {
panic(readErr)
}
in := string(content)
reader := csv.NewReader(strings.NewReader(in))
for {
record, err := reader.Read()
if err == io.EOF {
break
}
if err != nil {
log.Println("------------------------")
log.Println("error:")
log.Println(record)
log.Println(err)
log.Println("------------------------")
}
fmt.Println(record)
x, _ := strconv.ParseFloat(record[0], 64)
y, _ := strconv.ParseFloat(record[1], 64)
fmt.Println("___________________")
fmt.Println(record[1])
fmt.Println(y)
fmt.Println("___________________")
star := structs.NewStar2D(structs.Vec2{x, y}, structs.Vec2{0, 0}, 42)
fmt.Printf("Star: %v", star)
err = treeArray[treeindex].Insert(star)
if err != nil {
log.Println(err)
errorCount[treeindex] += 1
}
fmt.Printf("Inserted %v\n", star)
starCount[treeindex] += 1
}
}
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