Added effects engine.

Pages/AdminMassPlants.php

@@ -211,6 +211,7 @@ $PageSection = "Admin";
             </div>
         </main>
 
+        <script src="/Scripts/Garden/FunctionalEffects.js"></script>
         <script src="/Scripts/Garden/Save.js"></script>
         <script src="/Scripts/Garden/AdminValidation.js"></script>
         <script src="/Scripts/Garden/AdminMassPlantEditor.js"></script>

Pages/AdminPlants.php

@@ -443,6 +443,7 @@ $PageSection = "Admin";
         <script src="/Scripts/Garden/PlantImages.js"></script>
         <script src="/Scripts/Garden/Plants.js"></script>
         <script src="/Scripts/Garden/Mutations.js"></script>
+        <script src="/Scripts/Garden/FunctionalEffects.js"></script>
         <script src="/Scripts/Garden/Save.js"></script>
         <script src="/Scripts/Garden/Economy.js"></script>
         <script src="/Scripts/Garden/AdminValidation.js"></script>

Pages/Garden.php

@@ -290,6 +290,7 @@ $PageSection = "Garden";
         <script src="/Scripts/Garden/PlantImages.js"></script>
         <script src="/Scripts/Garden/Plants.js"></script>
         <script src="/Scripts/Garden/Mutations.js"></script>
+        <script src="/Scripts/Garden/FunctionalEffects.js"></script>
         <script src="/Scripts/Garden/Save.js"></script>
         <script src="/Scripts/Garden/Content.js"></script>
         <script src="/Scripts/Garden/Economy.js"></script>

Scripts/Garden/AdminValidation.js

@@ -58,6 +58,153 @@ function ValidateAdminKey(
 }
 
 
+function ValidateAdminFunctionalEffects(
+    Effects
+) {
+    const Functional =
+        Effects?.Functional;
+
+    if (Functional === undefined) {
+        return true;
+    }
+
+    if (!Array.isArray(Functional)) {
+        throw new Error(
+            "Effects.Functional must be an array."
+        );
+    }
+
+    if (Functional.length > 32) {
+        throw new Error(
+            "Effects.Functional cannot contain more than 32 effects."
+        );
+    }
+
+    const SeenKeys = new Set();
+
+    for (
+        let EffectIndex = 0;
+        EffectIndex < Functional.length;
+        EffectIndex++
+    ) {
+        const Effect =
+            Functional[EffectIndex];
+
+        if (!IsAdminPlainObject(Effect)) {
+            throw new Error(
+                "Functional effect " +
+                (EffectIndex + 1) +
+                " must be an object."
+            );
+        }
+
+        ValidateAdminKey(
+            String(
+                Effect.Type ?? ""
+            ).trim(),
+            "Functional effect type"
+        );
+
+        if (Effect.Key !== undefined) {
+            const EffectKey = String(
+                Effect.Key ?? ""
+            ).trim();
+
+            ValidateAdminKey(
+                EffectKey,
+                "Functional effect key"
+            );
+
+            if (SeenKeys.has(EffectKey)) {
+                throw new Error(
+                    "Functional effect keys must be unique within a plant."
+                );
+            }
+
+            SeenKeys.add(EffectKey);
+        }
+
+        for (const Field of [
+            "Area",
+            "Source",
+            "Target"
+        ]) {
+            if (Effect[Field] === undefined) {
+                continue;
+            }
+
+            const Area = String(
+                Effect[Field]
+            );
+
+            if (
+                typeof FunctionalEffectAreas !==
+                    "undefined" &&
+                !FunctionalEffectAreas.includes(
+                    Area
+                )
+            ) {
+                throw new Error(
+                    "Functional effect " +
+                    Field.toLowerCase() +
+                    " must be Front, Behind, Cardinal, Adjacent or Farm."
+                );
+            }
+        }
+
+        if (Effect.Cooldown !== undefined) {
+            ValidateAdminInteger(
+                Number(
+                    Effect.Cooldown
+                ),
+                "Functional effect cooldown",
+                typeof FunctionalEffectMinimumCooldown !==
+                    "undefined"
+                    ? FunctionalEffectMinimumCooldown
+                    : 1000
+            );
+        }
+
+        if (Effect.Amount !== undefined) {
+            const Amount = Number(
+                Effect.Amount
+            );
+
+            if (!Number.isFinite(Amount)) {
+                throw new Error(
+                    "Functional effect amount must be a number."
+                );
+            }
+        }
+
+        if (
+            Effect.RequireMature !== undefined &&
+            typeof Effect.RequireMature !==
+                "boolean"
+        ) {
+            throw new Error(
+                "Functional effect RequireMature must be On or Off."
+            );
+        }
+
+        if (
+            typeof IsFunctionalEffectActive ===
+                "function" &&
+            IsFunctionalEffectActive(
+                Effect
+            ) &&
+            Effect.Cooldown === undefined
+        ) {
+            throw new Error(
+                "Active functional effects need a cooldown."
+            );
+        }
+    }
+
+    return true;
+}
+
+
 function ValidateAdminPlant(
     Plant,
     Catalogue,
@@ -205,6 +352,10 @@ function ValidateAdminPlant(
         );
     }
 
+    ValidateAdminFunctionalEffects(
+        Plant.Effects
+    );
+
     if (
         Plant.DirectionalSprites !== undefined &&
         typeof Plant.DirectionalSprites !== "boolean"

Scripts/Garden/Garden.js

@@ -1669,11 +1669,35 @@ function CreatePlotElement(
             Plant
         );
 
+    const CooldownState =
+        Progress >= 1 &&
+        typeof GetFunctionalPlantCooldownDisplayState ===
+            "function"
+            ? GetFunctionalPlantCooldownDisplayState(
+                Plot,
+                Plant,
+                GetSimulationTime(
+                    GameSave
+                )
+            )
+            : null;
+
+    const BorderProgress =
+        CooldownState === null
+            ? Progress
+            : CooldownState.Progress;
+
     Tile.style.setProperty(
         "--GrowthProgress",
-        `${Progress * 100}%`
+        `${BorderProgress * 100}%`
     );
 
+    if (CooldownState !== null) {
+        Tile.classList.add(
+            "GardenPlotFunctionalCooldown"
+        );
+    }
+
 
     const ImagePath =
         GetPlantImage(
@@ -2004,6 +2028,31 @@ function CreateGardenPlotTimer(
     }
 
 
+    if (
+        Progress >= 1 &&
+        typeof GetFunctionalPlantCooldownDisplayState ===
+            "function"
+    ) {
+        const CooldownState =
+            GetFunctionalPlantCooldownDisplayState(
+                Plot,
+                Plant,
+                GetSimulationTime(
+                    GameSave
+                )
+            );
+
+        if (CooldownState !== null) {
+            Timer.textContent =
+                FormatGardenRemainingTime(
+                    CooldownState.Remaining
+                );
+
+            return Timer;
+        }
+    }
+
+
     if (Progress >= 1) {
         Timer.textContent =
             "Ready";

Scripts/Garden/Save.js

@@ -15,7 +15,7 @@ const MaximumGardenNameLength = 32;
 const StartingGardenWidth = 4;
 const StartingGardenHeight = 4;
 
-const CurrentSaveVersion = 7;
+const CurrentSaveVersion = 8;
 
 
 function CreateSimulationRandomState() {
@@ -288,6 +288,77 @@ function NormalizeGardenData(
                 ? Plot.Rotation
                 : "East";
 
+        if (
+            Plot.FunctionalCooldowns === null ||
+            typeof Plot.FunctionalCooldowns !==
+                "object" ||
+            Array.isArray(
+                Plot.FunctionalCooldowns
+            )
+        ) {
+            Plot.FunctionalCooldowns = {};
+        }
+
+        for (
+            const [CooldownKey, CooldownValue]
+            of Object.entries(
+                Plot.FunctionalCooldowns
+            )
+        ) {
+            let StartedAt = 0;
+            let Until = 0;
+
+            if (
+                CooldownValue !== null &&
+                typeof CooldownValue ===
+                    "object" &&
+                !Array.isArray(
+                    CooldownValue
+                )
+            ) {
+                StartedAt = Math.max(
+                    0,
+                    Math.floor(
+                        Number(
+                            CooldownValue.StartedAt ?? 0
+                        ) || 0
+                    )
+                );
+
+                Until = Math.max(
+                    StartedAt,
+                    Math.floor(
+                        Number(
+                            CooldownValue.Until ?? 0
+                        ) || 0
+                    )
+                );
+            } else {
+                Until = Math.max(
+                    0,
+                    Math.floor(
+                        Number(
+                            CooldownValue
+                        ) || 0
+                    )
+                );
+            }
+
+            if (Until <= 0) {
+                delete Plot.FunctionalCooldowns[
+                    CooldownKey
+                ];
+                continue;
+            }
+
+            Plot.FunctionalCooldowns[
+                CooldownKey
+            ] = {
+                StartedAt,
+                Until
+            };
+        }
+
         delete Plot.VisualVariant;
         delete Plot.AddedTags;
     }

Scripts/Garden/Simulation.js

@@ -91,6 +91,28 @@ function MergeSimulationMutationResult(
 }
 
 
+function MergeSimulationFunctionalResult(
+    Target,
+    Source
+) {
+    if (Source === null || Source === undefined) {
+        return;
+    }
+
+    Target.FunctionalAttempted =
+        Target.FunctionalAttempted ||
+        Source.Attempted === true;
+
+    Target.Changed =
+        Target.Changed ||
+        Source.Changed === true;
+
+    Target.FunctionalActivations.push(
+        ...(Source.Activations ?? [])
+    );
+}
+
+
 function CreateSimulationResult(
     StartTime,
     TargetTime
@@ -100,6 +122,7 @@ function CreateSimulationResult(
         TargetTime,
         Advanced: TargetTime > StartTime,
         Attempted: false,
+        FunctionalAttempted: false,
         Changed: false,
         Dirty: false,
         CaughtUp: StartTime >= TargetTime,
@@ -107,7 +130,8 @@ function CreateSimulationResult(
         Steps: 0,
         SuccessfulMutations: [],
         NewlyDiscoveredMutations: [],
-        NewlyDiscoveredPlants: []
+        NewlyDiscoveredPlants: [],
+        FunctionalActivations: []
     };
 }
 
@@ -135,6 +159,7 @@ function FinalizeSimulationResult(
 
     Result.Dirty =
         Result.Attempted ||
+        Result.FunctionalAttempted ||
         Result.Changed;
 
     return Result;
@@ -324,18 +349,27 @@ function GetNextSimulationEventTime(
             TargetTime
         );
 
-    if (MaturityTime === null) {
-        return MutationTime;
-    }
+    const FunctionalTime =
+        typeof GetNextFunctionalEffectEventTime ===
+            "function"
+            ? GetNextFunctionalEffectEventTime(
+                SaveData,
+                CurrentTime,
+                TargetTime
+            )
+            : null;
 
-    if (MutationTime === null) {
-        return MaturityTime;
-    }
-
-    return Math.min(
+    const EventTimes = [
         MaturityTime,
-        MutationTime
+        MutationTime,
+        FunctionalTime
+    ].filter(
+        Time => Time !== null
     );
+
+    return EventTimes.length === 0
+        ? null
+        : Math.min(...EventTimes);
 }
 
 
@@ -387,6 +421,22 @@ function AdvanceGameSimulation(
             MutationResult
         );
 
+        if (
+            typeof ProcessFunctionalEffectsAtTime ===
+                "function"
+        ) {
+            const FunctionalResult =
+                ProcessFunctionalEffectsAtTime(
+                    SaveData,
+                    CurrentTime
+                );
+
+            MergeSimulationFunctionalResult(
+                Result,
+                FunctionalResult
+            );
+        }
+
         if (CurrentTime >= SafeTargetTime) {
             Result.CaughtUp = true;
             break;

Styles/Style.css

@@ -754,6 +754,15 @@ input, button, textarea, select {
     --GrowthColour: var(--Yellow);
 }
 
+.GardenPlotFunctionalCooldown,
+.GardenPlotFunctionalCooldown:hover {
+    --GrowthColour: var(--Blue);
+}
+
+.GardenPlotFunctionalCooldown .GardenPlotTimer {
+    color: var(--Blue);
+}
+
 .SeedList {
     display: flex;
     gap: 0.5rem;