Update GaCy-GO

internal/common/currency_wars_activity_conditions.go

@@ -0,0 +1,115 @@
+package common
+
+import (
+	"encoding/hex"
+	"encoding/json"
+	"fmt"
+	"sort"
+	"strconv"
+)
+
+// LoadCurrencyWarsGuideMissions returns only the native CW panel's declared
+// FinishMainMission prerequisites for the server's existing freeplay policy.
+// It does not finish all imported missions, change a save or force Client UI
+// state. The current condition capture is an explicit overlay of the older CW
+// catalog, not a claim that every CW table was recaptured for that assembly.
+func LoadCurrencyWarsGuideMissions() ([]uint32, error) {
+	catalog, err := LoadCurrencyWarsCatalog()
+	if err != nil {
+		return nil, err
+	}
+	raw, err := ReadResourceFile("resources/CurrencyWarsActivityConditions.json")
+	if err != nil {
+		return nil, err
+	}
+	var overlay struct {
+		Format  uint32            `json:"format_version"`
+		Source  string            `json:"source_assembly_sha256"`
+		Target  string            `json:"target_assembly_sha256"`
+		Capture string            `json:"capture_sha256"`
+		Policy  string            `json:"guide_policy"`
+		Types   map[string]uint32 `json:"condition_types"`
+		Rows    []struct {
+			PanelID         uint32
+			GuideConditions []struct {
+				Type  uint32
+				Param string
+			}
+		} `json:"rows"`
+	}
+	if err := json.Unmarshal(raw, &overlay); err != nil {
+		return nil, fmt.Errorf("decode CW activity conditions: %w", err)
+	}
+	if overlay.Format != 1 || overlay.Source != catalog.Provenance.GameAssemblySHA256 || overlay.Policy != "complete_declared_guide_finish_main_missions" {
+		return nil, fmt.Errorf("CW activity condition source/policy differs")
+	}
+	for _, digest := range []string{overlay.Target, overlay.Capture} {
+		value, e := hex.DecodeString(digest)
+		if e != nil || len(value) != 32 {
+			return nil, fmt.Errorf("CW activity condition evidence missing")
+		}
+	}
+	// The independently captured current activity catalog provides the target
+	// assembly identity; a configured version label is not an identity check.
+	current, err := ReadResourceFile("resources/PreviewGameplayCatalog.json")
+	if err != nil {
+		return nil, err
+	}
+	var identity struct {
+		Assembly string `json:"client_assembly_sha256"`
+	}
+	if err := json.Unmarshal(current, &identity); err != nil || identity.Assembly != overlay.Target {
+		return nil, fmt.Errorf("CW activity condition target differs from current activity capture")
+	}
+	finishType := overlay.Types["FinishMainMission"]
+	if finishType == 0 || len(overlay.Rows) == 0 {
+		return nil, fmt.Errorf("CW guide condition enum/rows missing")
+	}
+	mainData, err := ReadResourceFile("resources/MainMission.json")
+	if err != nil {
+		return nil, err
+	}
+	var main struct {
+		Rows []struct {
+			ID uint32 `json:"MainMissionID"`
+		} `json:"main_mission_config"`
+	}
+	if err := json.Unmarshal(mainData, &main); err != nil {
+		return nil, err
+	}
+	known := make(map[uint32]bool, len(main.Rows))
+	for _, mission := range main.Rows {
+		known[mission.ID] = true
+	}
+	panels := map[uint32]bool{}
+	for _, schedule := range catalog.ActivitySchedules() {
+		panels[schedule.ActivityID] = true
+	}
+	seenPanels, seenMissions := map[uint32]bool{}, map[uint32]bool{}
+	var result []uint32
+	for _, row := range overlay.Rows {
+		if row.PanelID == 0 || !panels[row.PanelID] || seenPanels[row.PanelID] {
+			return nil, fmt.Errorf("CW guide condition panel is not an active unique CW panel")
+		}
+		seenPanels[row.PanelID] = true
+		for _, condition := range row.GuideConditions {
+			// An unimplemented condition cannot silently be treated as finished.
+			if condition.Type != finishType {
+				return nil, fmt.Errorf("CW guide condition kind %d is not implemented", condition.Type)
+			}
+			id, err := strconv.ParseUint(condition.Param, 10, 32)
+			if err != nil || id == 0 || !known[uint32(id)] {
+				return nil, fmt.Errorf("CW guide mission is not present in the mission resource")
+			}
+			if !seenMissions[uint32(id)] {
+				seenMissions[uint32(id)] = true
+				result = append(result, uint32(id))
+			}
+		}
+	}
+	if len(result) == 0 {
+		return nil, fmt.Errorf("CW guide condition mission list is empty")
+	}
+	sort.Slice(result, func(i, j int) bool { return result[i] < result[j] })
+	return result, nil
+}