100 lines
2.5 KiB
Go
100 lines
2.5 KiB
Go
package server
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import (
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"context"
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"encoding/json"
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"errors"
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"net/http"
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"github.com/evcc-io/evcc/api"
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"github.com/evcc-io/evcc/core/db"
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dbserver "github.com/evcc-io/evcc/server/db"
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"github.com/evcc-io/evcc/util/locale"
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"github.com/gorilla/mux"
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"golang.org/x/text/language"
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)
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func csvResult(ctx context.Context, w http.ResponseWriter, res any) {
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w.Header().Set("Content-Type", "text/csv")
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w.Header().Set("Content-Disposition", `attachment; filename="sessions.csv"`)
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if ww, ok := res.(api.CsvWriter); ok {
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_ = ww.WriteCsv(ctx, w)
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} else {
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w.WriteHeader(http.StatusInternalServerError)
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}
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}
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// sessionHandler returns the list of charging sessions
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func sessionHandler(w http.ResponseWriter, r *http.Request) {
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if dbserver.Instance == nil {
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jsonError(w, http.StatusBadRequest, errors.New("database offline"))
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return
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}
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var res db.Sessions
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if txn := dbserver.Instance.Table("sessions").Where("charged_kwh>=0.05").Order("created desc").Find(&res); txn.Error != nil {
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jsonError(w, http.StatusInternalServerError, txn.Error)
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return
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}
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if r.URL.Query().Get("format") == "csv" {
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lang := r.URL.Query().Get("lang")
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if lang == "" {
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// get request language
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lang = r.Header.Get("Accept-Language")
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if tags, _, err := language.ParseAcceptLanguage(lang); err == nil && len(tags) > 0 {
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lang = tags[0].String()
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}
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}
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ctx := context.WithValue(context.Background(), locale.Locale, lang)
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csvResult(ctx, w, &res)
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return
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}
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jsonResult(w, res)
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}
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// deleteSessionHandler removes session in sessions table with given id
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func deleteSessionHandler(w http.ResponseWriter, r *http.Request) {
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if dbserver.Instance == nil {
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jsonError(w, http.StatusBadRequest, errors.New("database offline"))
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return
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}
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var res db.Sessions
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vars := mux.Vars(r)
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id := vars["id"]
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if txn := dbserver.Instance.Table("sessions").Delete(&res, id); txn.Error != nil {
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jsonError(w, http.StatusBadRequest, txn.Error)
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return
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}
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jsonResult(w, res)
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}
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// updateSessionHandler updates the data of an existing session
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func updateSessionHandler(w http.ResponseWriter, r *http.Request) {
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if dbserver.Instance == nil {
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jsonError(w, http.StatusBadRequest, errors.New("database offline"))
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return
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}
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vars := mux.Vars(r)
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id := vars["id"]
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var session map[string]any
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if err := json.NewDecoder(r.Body).Decode(&session); err != nil {
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jsonError(w, http.StatusBadRequest, err)
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return
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}
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if txn := dbserver.Instance.Table("sessions").Where("id = ?", id).Updates(&session); txn.Error != nil {
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jsonError(w, http.StatusBadRequest, txn.Error)
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return
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}
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}
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