package cli

import (
	"os"
	"path/filepath"
	"strings"
	"testing"

	"git.avsdev.uk/Go/job-search/internal/config"
)

// SkipRulesOptions gives no option without a file, one with a valid file,
// and refuses a missing or invalid file, naming the setting.
func TestSkipRulesOptions(t *testing.T) {
	dir := t.TempDir()
	valid := filepath.Join(dir, "valid.json")
	invalid := filepath.Join(dir, "invalid.json")
	os.WriteFile(valid, []byte(`[]`), 0o600)
	os.WriteFile(invalid, []byte(`[{}]`), 0o600)

	tests := []struct {
		file    string
		options int
		err     string
	}{
		{"", 0, ""},
		{valid, 1, ""},
		{filepath.Join(dir, "missing.json"), 0, "sources.skip_rules_file: "},
		{invalid, 0, "sources.skip_rules_file: skip rules "},
	}
	for _, tt := range tests {
		conf := &config.JobSearchConfig{}
		conf.Sources.SkipRulesFile = tt.file
		options, err := SkipRulesOptions(conf)
		if len(options) != tt.options {
			t.Errorf("%q: %d options; want %d", tt.file, len(options), tt.options)
		}
		if (err == nil) != (tt.err == "") ||
			err != nil && !strings.Contains(err.Error(), tt.err) {
			t.Errorf("%q: err %v; want %q", tt.file, err, tt.err)
		}
	}
}