package httpapi

import (
	"strings"
	"testing"

	"calllinesystem/server/internal/model"
)

func TestValidateAdminProjectRequestNormalizesProjectProfile(t *testing.T) {
	got, err := validateAdminProjectRequest(adminProjectRequest{Name: "  云岭漂流  ", Code: "ride-east", Timezone: "Asia/Shanghai", TicketPrefix: "q"})
	if err != nil {
		t.Fatal(err)
	}
	if got.Name != "云岭漂流" || got.Code != "RIDE-EAST" || got.Timezone != "Asia/Shanghai" || got.TicketPrefix != "Q" {
		t.Fatalf("normalized project = %#v", got)
	}
}

func TestValidateAdminProjectRequestUsesDefaultTimezone(t *testing.T) {
	got, err := validateAdminProjectRequest(adminProjectRequest{Name: "漂流", Code: "RIDE", TicketPrefix: "A"})
	if err != nil {
		t.Fatal(err)
	}
	if got.Timezone != "Asia/Shanghai" {
		t.Fatalf("default timezone = %q", got.Timezone)
	}
}

func TestValidateAdminProjectRequestRejectsInvalidProfile(t *testing.T) {
	tests := []adminProjectRequest{
		{Name: "", Code: "RIDE", Timezone: "Asia/Shanghai", TicketPrefix: "A"},
		{Name: "漂流", Code: "x", Timezone: "Asia/Shanghai", TicketPrefix: "A"},
		{Name: "漂流", Code: "RIDE", Timezone: "Mars/Base", TicketPrefix: "A"},
		{Name: "漂流", Code: "RIDE", Timezone: "Asia/Shanghai", TicketPrefix: "A-"},
	}
	for _, input := range tests {
		if _, err := validateAdminProjectRequest(input); err == nil {
			t.Fatalf("expected invalid project request: %#v", input)
		}
	}
}

func TestRemovesLastActiveAdmin(t *testing.T) {
	admin := model.User{Role: model.RoleAdmin, Active: true}
	if !removesLastActiveAdmin(admin, model.RoleStaff, true, 0) {
		t.Fatal("demoting the last active admin must be rejected")
	}
	if !removesLastActiveAdmin(admin, model.RoleAdmin, false, 0) {
		t.Fatal("disabling the last active admin must be rejected")
	}
	if removesLastActiveAdmin(admin, model.RoleStaff, true, 1) {
		t.Fatal("demotion is allowed when another active admin remains")
	}
	if removesLastActiveAdmin(admin, model.RoleAdmin, true, 0) {
		t.Fatal("keeping the last admin active must be allowed")
	}
}

func TestAdminUserViewMarksPermanentSuperAdminProtected(t *testing.T) {
	view := adminUserView(model.User{Username: model.SuperAdminUsername}, nil)
	if view["protected"] != true {
		t.Fatalf("super admin view must be protected: %#v", view)
	}
	regular := adminUserView(model.User{Username: "admin02"}, nil)
	if regular["protected"] != false {
		t.Fatalf("regular admin view must remain editable: %#v", regular)
	}
}

func TestValidateProjectSettingsVisitorNotice(t *testing.T) {
	notice := "  请在入口附近等候。  "
	updates, err := validateProjectSettings(updateProjectSettingsRequest{VisitorNotice: &notice})
	if err != nil {
		t.Fatal(err)
	}
	if updates["visitor_notice"] != "请在入口附近等候。" {
		t.Fatalf("visitor notice was not trimmed: %#v", updates)
	}
	tooLong := strings.Repeat("字", 241)
	if _, err := validateProjectSettings(updateProjectSettingsRequest{VisitorNotice: &tooLong}); err == nil {
		t.Fatal("expected visitor notice length validation")
	}
}

func TestValidateProjectSettingsETAInterval(t *testing.T) {
	interval := 90
	updates, err := validateProjectSettings(updateProjectSettingsRequest{ETAIntervalSeconds: &interval})
	if err != nil || updates["eta_interval_seconds"] != 90 {
		t.Fatalf("unexpected interval result: %#v, %v", updates, err)
	}
	invalid := 0
	if _, err := validateProjectSettings(updateProjectSettingsRequest{ETAIntervalSeconds: &invalid}); err == nil {
		t.Fatal("expected interval validation")
	}
}

func TestValidateProjectSettingsExperiencedPeopleStart(t *testing.T) {
	start := 120
	updates, err := validateProjectSettings(updateProjectSettingsRequest{ExperiencedPeopleStart: &start})
	if err != nil || updates["experienced_people_start"] != 120 {
		t.Fatalf("unexpected experienced people start result: %#v, %v", updates, err)
	}
	negative := -1
	if _, err := validateProjectSettings(updateProjectSettingsRequest{ExperiencedPeopleStart: &negative}); err == nil {
		t.Fatal("expected negative experienced people start to be rejected")
	}
	tooLarge := 1000000001
	if _, err := validateProjectSettings(updateProjectSettingsRequest{ExperiencedPeopleStart: &tooLarge}); err == nil {
		t.Fatal("expected oversized experienced people start to be rejected")
	}
}

func TestValidateProjectSettingsPeopleAndCallModes(t *testing.T) {
	mode := model.CallModeBoth
	minParty, maxParty := 1, 8
	ticketDefault, ticketLimit := 5, 20
	peopleDefault, peopleLimit := 12, 40
	updates, err := validateProjectSettings(updateProjectSettingsRequest{
		CallMode: &mode, MinPartySize: &minParty, MaxPartySize: &maxParty,
		DefaultCallTicketCount: &ticketDefault, MaxCallTicketCount: &ticketLimit,
		DefaultCallPeopleCount: &peopleDefault, MaxCallPeopleCount: &peopleLimit,
	})
	if err != nil {
		t.Fatal(err)
	}
	project := model.Project{CallBatchSize: 1, MaxCallTicketCount: 100, DefaultCallPeopleCount: 1, MaxCallPeopleCount: 100, MinPartySize: 1, MaxPartySize: 10}
	if err := validateProjectSettingsCombination(project, updates); err != nil {
		t.Fatal(err)
	}
	if updates["call_mode"] != model.CallModeBoth || updates["max_party_size"] != 8 || updates["call_batch_size"] != 5 {
		t.Fatalf("unexpected updates: %#v", updates)
	}
}

func TestValidateProjectSettingsAllowsTicketDefaultAboveLegacyLimit(t *testing.T) {
	value := 250
	updates, err := validateProjectSettings(updateProjectSettingsRequest{DefaultCallTicketCount: &value})
	if err != nil {
		t.Fatal(err)
	}
	if updates["call_batch_size"] != 250 {
		t.Fatalf("updates = %#v", updates)
	}
}

func TestValidateProjectSettingsRejectsInvalidCombinedRanges(t *testing.T) {
	project := model.Project{CallBatchSize: 5, MaxCallTicketCount: 10, DefaultCallPeopleCount: 5, MaxCallPeopleCount: 10, MinPartySize: 1, MaxPartySize: 6}
	if err := validateProjectSettingsCombination(project, map[string]any{"max_call_ticket_count": 4}); err == nil {
		t.Fatal("expected ticket default above limit to fail")
	}
	if err := validateProjectSettingsCombination(project, map[string]any{"min_party_size": 7}); err == nil {
		t.Fatal("expected invalid party range to fail")
	}
}

func TestProjectAllowsConfiguredCallModes(t *testing.T) {
	if !projectAllowsCallMode(model.CallModeBoth, model.CallModeTicket) || !projectAllowsCallMode(model.CallModeBoth, model.CallModePeople) {
		t.Fatal("BOTH must allow ticket and people calls")
	}
	if !projectAllowsCallMode(model.CallModeTicket, model.CallModeTicket) || projectAllowsCallMode(model.CallModeTicket, model.CallModePeople) {
		t.Fatal("TICKET must allow only ticket calls")
	}
	if !projectAllowsCallMode(model.CallModePeople, model.CallModePeople) || projectAllowsCallMode(model.CallModePeople, model.CallModeTicket) {
		t.Fatal("PEOPLE must allow only people calls")
	}
}