52 lines
1.2 KiB
Go
52 lines
1.2 KiB
Go
package main
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import (
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"encoding/json"
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"errors"
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"fmt"
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"io"
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"os"
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)
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type PersistentData struct {
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QuestradeRefreshToken string `json:"questradeRefreshToken"`
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}
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func loadPersistentData() (*PersistentData, error) {
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persistentData := &PersistentData{}
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f, err := os.Open("data/persistentData.json")
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if errors.Is(err, os.ErrNotExist) {
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// handle the case where the file doesn't exist
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persistentData.QuestradeRefreshToken = os.Getenv("questrade_refresh_token")
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return persistentData, nil
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}
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defer f.Close()
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b, err := io.ReadAll(f)
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if err != nil {
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return nil, fmt.Errorf("failed to read file data/persistentData.json: %v", err)
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}
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err = json.Unmarshal(b, persistentData)
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if err != nil {
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return nil, fmt.Errorf("failed to unmarshal data/persistentData.json to PersistentData struct: %v", err)
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}
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return persistentData, nil
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}
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func savePersistentData(PersistentData) error {
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b, err := json.Marshal(persistentData)
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if err != nil {
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return fmt.Errorf("failed to marshal persistentData to bytes: %v", err)
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}
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err = os.WriteFile("data/persistentData.json", b, 0644)
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if err != nil {
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return fmt.Errorf("failed to write file data/persistentData.json: %v", err)
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}
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return nil
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}
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