drive-health/lib/config/config.go

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package config
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import (
"log"
"os"
"strconv"
"github.com/joho/godotenv"
)
type DHConfig struct {
DiskFetchFrequency int `json:"diskFetchFrequency"`
MaxHistoryAge int `json:"maxHistoryAge"`
DatabaseFilePath string
Listen string
}
func GetConfiguration() DHConfig {
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// Load .env file if it exists
if err := godotenv.Load(); err != nil {
log.Println("No .env file found")
}
config := DHConfig{
DiskFetchFrequency: 5, // default value
MaxHistoryAge: 2592000, // default value
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DatabaseFilePath: "./data.sqlite",
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Listen: ":8080",
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}
if val, exists := os.LookupEnv("DISK_FETCH_FREQUENCY"); exists {
if intValue, err := strconv.Atoi(val); err == nil {
config.DiskFetchFrequency = intValue
}
}
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if val, exists := os.LookupEnv("MAX_HISTORY_AGE"); exists {
if intValue, err := strconv.Atoi(val); err == nil {
config.MaxHistoryAge = intValue
}
}
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if val, exists := os.LookupEnv("LISTEN"); exists {
config.Listen = val
}
if val, exists := os.LookupEnv("DATABASE_FILE_PATH"); exists {
config.DatabaseFilePath = val
}
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return config
}