47 lines
1.1 KiB
Go
47 lines
1.1 KiB
Go
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package data
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import (
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"encoding/json"
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"ketotrack/model"
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"os"
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)
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// Record holds a pointer to a Reading or Note.
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type Record struct {
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Reading *model.Reading `json:"reading,omitempty"`
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Note *model.Note `json:"note,omitempty"`
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}
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// AppContext is the application data store that holds Records
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type AppContext struct {
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Records []Record
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}
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// LoadRecords will load records from file
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func (ctx *AppContext) LoadRecords(filename string) error {
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data, err := os.ReadFile(filename)
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if err != nil {
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return err
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}
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return json.Unmarshal(data, &ctx.Records)
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}
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// SaveRecords will save records to a file
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func (ctx *AppContext) SaveRecords(filename string) error {
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jsonData, err := json.Marshal(ctx.Records)
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if err != nil {
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return err
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}
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return os.WriteFile(filename, jsonData, 0660)
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}
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// AddReading will add a Reading to the AppContext
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func (ctx *AppContext) AddReading(reading model.Reading) {
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ctx.Records = append(ctx.Records, Record{Reading: &reading})
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}
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// AddNote will a add a Note to the AppContext
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func (ctx *AppContext) AddNote(note model.Note) {
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ctx.Records = append(ctx.Records, Record{Note: ¬e})
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}
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