package depot

import (
	"testing"
	"time"
)

func TestLoadConfigDefaults(t *testing.T) {
	getenv := func(key string) string {
		return ""
	}
	cfg := LoadConfig(getenv)
	if cfg.CDNBase != "https://cdn-a7f3k9.westgate.pw" {
		t.Errorf("CDNBase: got %q, want %q", cfg.CDNBase, "https://cdn-a7f3k9.westgate.pw")
	}
	if cfg.StorageZone != "sow-assets-depot" {
		t.Errorf("StorageZone: got %q, want %q", cfg.StorageZone, "sow-assets-depot")
	}
	if cfg.ProbeJobs != 16 {
		t.Errorf("ProbeJobs: got %d, want 16", cfg.ProbeJobs)
	}
	if cfg.Jobs != 16 {
		t.Errorf("Jobs: got %d, want 16", cfg.Jobs)
	}
	if cfg.ConnectTimeout != 10*time.Second {
		t.Errorf("ConnectTimeout: got %v, want 10s", cfg.ConnectTimeout)
	}
	if cfg.ProbeMaxTime != 30*time.Second {
		t.Errorf("ProbeMaxTime: got %v, want 30s", cfg.ProbeMaxTime)
	}
	if cfg.ConfirmRetries != 3 {
		t.Errorf("ConfirmRetries: got %d, want 3", cfg.ConfirmRetries)
	}
	if cfg.ConfirmMax != 200 {
		t.Errorf("ConfirmMax: got %d, want 200", cfg.ConfirmMax)
	}
}

func TestLoadConfigReadKeyFallback(t *testing.T) {
	// When READ unset, falls back to WriteKey
	getenv := func(key string) string {
		if key == "BUNNY_STORAGE_PASSWORD" {
			return "write-key"
		}
		return ""
	}
	cfg := LoadConfig(getenv)
	if cfg.ReadKey != "write-key" {
		t.Errorf("ReadKey fallback: got %q, want %q", cfg.ReadKey, "write-key")
	}
	if cfg.WriteKey != "write-key" {
		t.Errorf("WriteKey: got %q, want %q", cfg.WriteKey, "write-key")
	}

	// When READ is set, uses its own value
	getenv = func(key string) string {
		if key == "BUNNY_STORAGE_READ_PASSWORD" {
			return "read-key"
		}
		if key == "BUNNY_STORAGE_PASSWORD" {
			return "write-key"
		}
		return ""
	}
	cfg = LoadConfig(getenv)
	if cfg.ReadKey != "read-key" {
		t.Errorf("ReadKey explicit: got %q, want %q", cfg.ReadKey, "read-key")
	}
	if cfg.WriteKey != "write-key" {
		t.Errorf("WriteKey: got %q, want %q", cfg.WriteKey, "write-key")
	}
}

func TestLoadConfigBadIntFallsBack(t *testing.T) {
	getenv := func(key string) string {
		if key == "DEPOT_PROBE_JOBS" {
			return "not-a-number"
		}
		if key == "DEPOT_JOBS" {
			return "invalid"
		}
		if key == "DEPOT_CONNECT_TIMEOUT" {
			return "bad"
		}
		if key == "DEPOT_PROBE_MAX_TIME" {
			return "wrong"
		}
		if key == "DEPOT_CONFIRM_RETRIES" {
			return "nope"
		}
		if key == "DEPOT_CONFIRM_MAX" {
			return "nah"
		}
		return ""
	}
	cfg := LoadConfig(getenv)
	if cfg.ProbeJobs != 16 {
		t.Errorf("ProbeJobs fallback: got %d, want 16", cfg.ProbeJobs)
	}
	if cfg.Jobs != 16 {
		t.Errorf("Jobs fallback: got %d, want 16", cfg.Jobs)
	}
	if cfg.ConnectTimeout != 10*time.Second {
		t.Errorf("ConnectTimeout fallback: got %v, want 10s", cfg.ConnectTimeout)
	}
	if cfg.ProbeMaxTime != 30*time.Second {
		t.Errorf("ProbeMaxTime fallback: got %v, want 30s", cfg.ProbeMaxTime)
	}
	if cfg.ConfirmRetries != 3 {
		t.Errorf("ConfirmRetries fallback: got %d, want 3", cfg.ConfirmRetries)
	}
	if cfg.ConfirmMax != 200 {
		t.Errorf("ConfirmMax fallback: got %d, want 200", cfg.ConfirmMax)
	}
}