package market_test

import (
	"context"
	"encoding/json"
	"sort"
	"testing"
	"time"

	"github.com/google/go-cmp/cmp"
	"s1d3sw1ped/robinhood-agentic-mcp/client"
	"s1d3sw1ped/robinhood-agentic-mcp/internal/rhntest"
	"s1d3sw1ped/robinhood-agentic-mcp/market"
)

func TestMarket_toolNames(t *testing.T) {
	t.Parallel()
	start := time.Date(2026, 8, 18, 13, 30, 0, 0, time.UTC)
	end := time.Date(2026, 8, 18, 20, 0, 0, 0, time.UTC)
	tests := []struct {
		name     string
		call     func(*market.Client) error
		wantName string
		wantArgs map[string]any
	}{
		{
			name: "Indexes",
			call: func(c *market.Client) error {
				_, err := c.Indexes(context.Background(), market.IndexesRequest{Symbols: "SPX,NDX"})
				return err
			},
			wantName: "get_indexes",
			wantArgs: map[string]any{"symbols": "SPX,NDX"},
		},
		{
			name: "IndexQuotes",
			call: func(c *market.Client) error {
				_, err := c.IndexQuotes(context.Background(), market.IndexQuotesRequest{
					InstrumentIDs: []string{"idx-spx", "idx-ndx"},
				})
				return err
			},
			wantName: "get_index_quotes",
			wantArgs: map[string]any{"instrument_ids": []string{"idx-spx", "idx-ndx"}},
		},
		{
			name: "IndexHistoricals",
			call: func(c *market.Client) error {
				_, err := c.IndexHistoricals(context.Background(), market.IndexHistoricalsRequest{
					InstrumentIDs: []string{"idx-spx"},
					StartTime:     start,
					EndTime:       end,
					Interval:      "day",
				})
				return err
			},
			wantName: "get_index_historicals",
			wantArgs: map[string]any{
				"instrument_ids": []string{"idx-spx"},
				"start_time":     "2026-08-18T13:30:00Z",
				"end_time":       "2026-08-18T20:00:00Z",
				"interval":       "day",
			},
		},
		{
			name: "Financials",
			call: func(c *market.Client) error {
				_, err := c.Financials(context.Background(), market.FinancialsRequest{
					Symbols: []string{"MU", "AAPL"},
					Period:  "quarterly",
					Limit:   8,
				})
				return err
			},
			wantName: "get_financials",
			wantArgs: map[string]any{
				"symbols": []string{"MU", "AAPL"},
				"period":  "quarterly",
				"limit":   8,
			},
		},
		{
			name: "EarningsResults",
			call: func(c *market.Client) error {
				_, err := c.EarningsResults(context.Background(), market.EarningsResultsRequest{Symbol: "MU"})
				return err
			},
			wantName: "get_earnings_results",
			wantArgs: map[string]any{"symbol": "MU"},
		},
		{
			name: "EarningsCalendar",
			call: func(c *market.Client) error {
				_, err := c.EarningsCalendar(context.Background(), market.EarningsCalendarRequest{
					StartDate: "2026-08-18",
					Days:      7,
					Filter:    "high_market_cap",
				})
				return err
			},
			wantName: "get_earnings_calendar",
			wantArgs: map[string]any{
				"start_date": "2026-08-18",
				"days":       7,
				"filter":     "high_market_cap",
			},
		},
		{
			name: "SECFilingIndex",
			call: func(c *market.Client) error {
				_, err := c.SECFilingIndex(context.Background(), market.SECFilingIndexRequest{
					Symbol:   "MU",
					FormType: []string{"10-K", "10-Q"},
					Since:    "2026-01-01",
					Until:    "2026-08-18",
					Cursor:   "c1",
				})
				return err
			},
			wantName: "get_sec_filing_index",
			wantArgs: map[string]any{
				"symbol":    "MU",
				"form_type": []string{"10-K", "10-Q"},
				"since":     "2026-01-01",
				"until":     "2026-08-18",
				"cursor":    "c1",
			},
		},
		{
			name: "SECFiling",
			call: func(c *market.Client) error {
				_, err := c.SECFiling(context.Background(), market.SECFilingRequest{
					FilingID: "f-1",
					Section:  "item1",
				})
				return err
			},
			wantName: "get_sec_filing",
			wantArgs: map[string]any{"filing_id": "f-1", "section": "item1"},
		},
		{
			name: "SECFilingFacts",
			call: func(c *market.Client) error {
				_, err := c.SECFilingFacts(context.Background(), market.SECFilingFactsRequest{
					FilingIDs: []string{"f-1", "f-2"},
					Concepts:  []string{"NetIncomeLoss", "Revenues"},
				})
				return err
			},
			wantName: "get_sec_filing_facts",
			wantArgs: map[string]any{
				"filing_ids": []string{"f-1", "f-2"},
				"concepts":   []string{"NetIncomeLoss", "Revenues"},
			},
		},
		{
			name: "SECFilingFactsCatalog",
			call: func(c *market.Client) error {
				_, err := c.SECFilingFactsCatalog(context.Background(), market.SECFilingFactsCatalogRequest{
					FilingID:        "f-1",
					ConceptContains: "Debt",
					AxisNameIn:      []string{"LegalEntityAxis"},
					Offset:          10,
				})
				return err
			},
			wantName: "get_sec_filing_facts_catalog",
			wantArgs: map[string]any{
				"filing_id":        "f-1",
				"concept_contains": "Debt",
				"axis_name_in":     []string{"LegalEntityAxis"},
				"offset":           10,
			},
		},
	}
	for _, tc := range tests {
		t.Run(tc.name, func(t *testing.T) {
			t.Parallel()
			var gotName string
			var gotArgs map[string]any
			c := market.New(client.Func(func(ctx context.Context, name string, args map[string]any) (json.RawMessage, error) {
				gotName, gotArgs = name, args
				return json.RawMessage(`{}`), nil
			}))
			if err := tc.call(c); err != nil {
				t.Fatal(err)
			}
			if gotName != tc.wantName {
				t.Fatalf("%s %+v", gotName, gotArgs)
			}
			if diff := cmp.Diff(tc.wantArgs, gotArgs); diff != "" {
				t.Fatal(diff)
			}
			if tc.name == "IndexHistoricals" {
				if gotArgs["interval"] != "day" {
					t.Fatalf("interval %v", gotArgs["interval"])
				}
			}
		})
	}
}

func TestTools(t *testing.T) {
	t.Parallel()
	want := []string{
		"get_earnings_calendar",
		"get_earnings_results",
		"get_financials",
		"get_index_historicals",
		"get_index_quotes",
		"get_indexes",
		"get_sec_filing",
		"get_sec_filing_facts",
		"get_sec_filing_facts_catalog",
		"get_sec_filing_index",
	}
	got := append([]string(nil), market.Tools()...)
	sort.Strings(got)
	if diff := cmp.Diff(want, got); diff != "" {
		t.Fatal(diff)
	}
}

func TestEarningsResults_rhntest(t *testing.T) {
	t.Parallel()
	s := rhntest.New(t)
	s.Set("get_earnings_results", json.RawMessage(`{"next_report_date":"2026-10-15","report_date":"2026-07-15"}`))
	c := market.New(&client.Client{URL: s.URL})
	got, err := c.EarningsResults(context.Background(), market.EarningsResultsRequest{Symbol: "MU"})
	if err != nil {
		t.Fatal(err)
	}
	if got.NextReportDate != "2026-10-15" || got.ReportDate != "2026-07-15" {
		t.Fatalf("%+v", got)
	}
	if s.LastName() != "get_earnings_results" {
		t.Fatalf("%s", s.LastName())
	}
	want := map[string]any{"symbol": "MU"}
	if diff := cmp.Diff(want, s.LastArgs()); diff != "" {
		t.Fatal(diff)
	}
}

func TestEarningsResults_liveEnvelope(t *testing.T) {
	t.Parallel()
	c := market.New(client.Func(func(ctx context.Context, name string, args map[string]any) (json.RawMessage, error) {
		return json.RawMessage(`{"data":{"results":[{"report":{"date":"2026-07-15"}}]}}`), nil
	}))
	got, err := c.EarningsResults(context.Background(), market.EarningsResultsRequest{Symbol: "MU"})
	if err != nil {
		t.Fatal(err)
	}
	if got.ReportDate != "2026-07-15" || got.NextReportDate != "2026-07-15" {
		t.Fatalf("%+v", got)
	}
}