Anki/main.go

111 lines
2.1 KiB
Go

package main
import (
"bufio"
"fmt"
"log"
"os"
"strings"
"time"
"gopkg.in/yaml.v2"
)
type (
DB interface {
HistoryOf(string) map[string][]History
Next(string, string) time.Time
Question(string) Question
LastAnswer(string, string) Answer
Answer(string) Answer
PushAnswer(string, string, string, bool) error
}
Question struct {
Q string
Clues []string
Tags []string
}
Answer struct {
Q string
A string
TS int64
Author string
}
History struct {
A string
TS int64
Pass bool
}
)
func main() {
if err := Main(); err != nil {
panic(err)
}
}
func Main() error {
db, err := NewDB()
if err != nil {
return err
}
user := os.Getenv("USER")
for q, history := range db.HistoryOf(user) {
log.Printf("%s/%s/%+v", user, q, history)
if time.Until(db.Next(user, q)) > 0 {
continue
}
question := db.Question(q)
fmt.Printf("> Q: %s\n", question.Q)
fmt.Printf("> %+v\n", question.Tags)
var response string
for i := range question.Clues {
if i == 0 {
fmt.Printf("> /clue for a clue\n")
}
response = readline()
if response != "/clue" {
break
}
fmt.Printf("> %s", question.Clues[i])
if i+1 < len(question.Clues) {
fmt.Printf(" | /clue for another clue")
}
fmt.Printf("\n")
}
if len(question.Clues) == 0 || response == "/clue" {
response = readline()
}
if lastAnswer := db.Answer(db.LastAnswer(user, q).A); lastAnswer.A != "" {
fmt.Printf("> Last time, you responded:\n\t%s\n", lastAnswer.A)
}
fmt.Printf("> Did you pass this time? [Yn] ")
pass := readline() == "n"
if err := db.PushAnswer(user, q, response, pass); err != nil {
return err
}
fmt.Println()
}
if b, _ := yaml.Marshal(db); len(b) > 0 {
log.Printf("%s\n", b)
}
return nil
}
func readline() string {
fmt.Printf("\t")
reader := bufio.NewReader(os.Stdin)
text, _ := reader.ReadString('\n')
return strings.TrimSpace(text)
}
func NewDB() (DB, error) {
var db yamlDB
if b, err := os.ReadFile(os.Getenv("DB")); err != nil {
return nil, err
} else if err := yaml.Unmarshal(b, &db); err != nil {
return nil, err
}
return db, nil
}