115 lines
3.2 KiB
Go
115 lines
3.2 KiB
Go
package config
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import (
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"fmt"
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"net/url"
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"strconv"
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"strings"
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"gitea.maximumdirect.net/eric/weatherreporter/internal/timeutil"
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)
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func Validate(cfg Config) error {
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if cfg.WeatherAPI.BaseURL != "" {
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parsed, err := url.Parse(cfg.WeatherAPI.BaseURL)
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if err != nil || parsed.Scheme == "" || parsed.Host == "" {
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return fmt.Errorf("weather_api.base_url must be an absolute URL")
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}
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}
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if cfg.WeatherAPI.Timeout <= 0 {
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return fmt.Errorf("weather_api.timeout must be greater than zero")
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}
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if cfg.WeatherAPI.Precision < 0 {
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return fmt.Errorf("weather_api.precision must be zero or greater")
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}
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if cfg.WeatherAPI.Units == "" {
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return fmt.Errorf("weather_api.units is required")
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}
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if cfg.WeatherAPI.Timezone == "" {
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return fmt.Errorf("weather_api.timezone is required")
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}
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if _, err := timeutil.LoadLocation(cfg.WeatherAPI.Timezone); err != nil {
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return fmt.Errorf("weather_api.timezone %q is invalid: %w", cfg.WeatherAPI.Timezone, err)
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}
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if cfg.WeatherAPI.Format == "" {
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return fmt.Errorf("weather_api.format is required")
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}
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if cfg.WeatherAPI.Format != "json" {
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return fmt.Errorf("weather_api.format must be json")
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}
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if err := validatePolicy("missing_source.default", cfg.MissingSource.Default); err != nil {
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return err
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}
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for source, policy := range cfg.MissingSource.Sources {
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if strings.TrimSpace(source) == "" {
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return fmt.Errorf("missing_source.sources contains an empty source name")
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}
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if err := validatePolicy("missing_source.sources."+source, policy); err != nil {
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return err
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}
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}
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if cfg.Scriptorium.Binary == "" {
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return fmt.Errorf("scriptorium.binary is required")
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}
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if cfg.Scriptorium.Timeout <= 0 {
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return fmt.Errorf("scriptorium.timeout must be greater than zero")
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}
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if cfg.Workspace.Root == "" {
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return fmt.Errorf("workspace.root is required")
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}
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if cfg.Reports.OutputDir == "" {
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return fmt.Errorf("reports.output_dir is required")
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}
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if len(cfg.Dayparts) == 0 {
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return fmt.Errorf("dayparts must contain at least one entry")
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}
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for i, daypart := range cfg.Dayparts {
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if strings.TrimSpace(daypart.Name) == "" {
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return fmt.Errorf("dayparts[%d].name is required", i)
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}
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if err := validateClockTime(daypart.Start); err != nil {
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return fmt.Errorf("dayparts[%d].start is invalid: %w", i, err)
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}
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if err := validateClockTime(daypart.End); err != nil {
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return fmt.Errorf("dayparts[%d].end is invalid: %w", i, err)
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}
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}
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return nil
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}
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func validatePolicy(name string, policy MissingSourcePolicy) error {
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switch policy {
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case MissingSourceError, MissingSourceWarn, MissingSourceNone:
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return nil
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default:
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return fmt.Errorf("%s must be one of error, warn, or none", name)
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}
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}
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func validateClockTime(value string) error {
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parts := strings.Split(value, ":")
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if len(parts) != 2 {
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return fmt.Errorf("expected HH:MM")
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}
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hour, err := strconv.Atoi(parts[0])
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if err != nil {
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return fmt.Errorf("invalid hour")
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}
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minute, err := strconv.Atoi(parts[1])
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if err != nil {
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return fmt.Errorf("invalid minute")
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}
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if hour < 0 || hour > 24 {
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return fmt.Errorf("hour must be between 00 and 24")
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}
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if minute < 0 || minute > 59 {
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return fmt.Errorf("minute must be between 00 and 59")
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}
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if hour == 24 && minute != 0 {
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return fmt.Errorf("24 is only valid as 24:00")
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}
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return nil
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}
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