├── Episode-01
    ├── client
    │   └── client.js
    └── server
    │   └── server.js
├── Episode-02
    ├── client
    │   └── client.js
    └── server
    │   └── server.js
├── Episode-03
    ├── client
    │   └── client.js
    └── server
    │   └── server.js
└── README.md


/Episode-01/client/client.js:
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 1 | var clientSystem = client.registerSystem(0, 0);
 2 | const displaychat = "minecraft:display_chat_event";
 3 | // Setup which events to listen for
 4 | clientSystem.initialize = function () {
 5 |     // set up your listenToEvents and register client-side components here.
 6 |     this.listenForEvent("minecraft:client_entered_world", (eventData) => this.clientJoined(eventData));
 7 | }
 8 | 
 9 | 
10 | clientSystem.clientJoined = function(eventData){
11 |     this.broadcastEvent(displaychat, "§aLoaded...");
12 | }
13 | // per-tick updates
14 | clientSystem.update = function() {
15 |     // Any logic that needs to happen every tick on the client.
16 | }


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/Episode-01/server/server.js:
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 1 | var serverSystem = server.registerSystem(0, 0);
 2 | 
 3 | // Setup which events to listen for
 4 | serverSystem.initialize = function () {
 5 |     // set up your listenToEvents and register server-side components here.
 6 | }
 7 | 
 8 | // per-tick updates
 9 | serverSystem.update = function() {
10 |     // Any logic that needs to happen every tick on the server.
11 | }


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/Episode-02/client/client.js:
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 1 | var clientSystem = client.registerSystem(0, 0);
 2 | const displaychat = "minecraft:display_chat_event";
 3 | // Setup which events to listen for
 4 | clientSystem.initialize = function () {
 5 |     // set up your listenToEvents and register client-side components here.
 6 |     this.listenForEvent("minecraft:client_entered_world", (eventData) => this.clientJoined(eventData));
 7 | }
 8 | 
 9 | 
10 | clientSystem.clientJoined = function(eventData){
11 |     this.broadcastEvent(displaychat, "§aLoaded...");
12 | }
13 | // per-tick updates
14 | clientSystem.update = function() {
15 |     // Any logic that needs to happen every tick on the client.
16 | }


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/Episode-02/server/server.js:
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 1 | var serverSystem = server.registerSystem(0, 0);
 2 | const displaychat = "minecraft:display_chat_event";
 3 | 
 4 | // Setup which events to listen for
 5 | serverSystem.initialize = function () {
 6 |     // set up your listenToEvents and register server-side components here.
 7 |     this.listenForEvent("minecraft:player_attacked_actor", (eventData) => this.spawnParticle(eventData));
 8 | }
 9 | 
10 | // per-tick updates
11 | serverSystem.update = function() {
12 |     // Any logic that needs to happen every tick on the server.
13 | }
14 | 
15 | serverSystem.spawnParticle = function(eventData){
16 | 
17 |     const entity = eventData.attacked_entity;
18 |     var entityPos = this.getComponent(entity, "minecraft:position");
19 |     var customParticle = {
20 |         'effect' : "minecraft:mobflame_emitter",
21 |         'dimension' : "overworld",
22 |         'position' : {x : entityPos.x, y : entityPos.y , z : entityPos.z }
23 |     };
24 |     this.broadcastEvent("minecraft:spawn_particle_in_world", customParticle);
25 |     this.broadcastEvent(displaychat, "§6Particle effect spawned at entity location.");
26 | }


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/Episode-03/client/client.js:
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 1 | let clientSystem = client.registerSystem(0, 0);
 2 | const displaychat = "minecraft:display_chat_event";
 3 | // Setup which events to listen for
 4 | clientSystem.initialize = function () {
 5 |     // set up your listenToEvents and register client-side components here.
 6 |     this.listenForEvent("minecraft:client_entered_world", (eventData) => this.clientJoined(eventData));
 7 | }
 8 | 
 9 | 
10 | clientSystem.clientJoined = function(eventData){
11 |     this.broadcastEvent(displaychat, "§aLoaded...");
12 | }
13 | // per-tick updates
14 | clientSystem.update = function() {
15 |     // Any logic that needs to happen every tick on the client.
16 | }


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/Episode-03/server/server.js:
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 1 | let serverSystem = server.registerSystem(0, 0);
 2 | const displaychat = "minecraft:display_chat_event";
 3 | let customZombie;
 4 | let id;
 5 | // Setup which events to listen for
 6 | serverSystem.initialize = function () {
 7 |     // set up your listenToEvents and register server-side components here.
 8 |     this.listenForEvent("minecraft:player_attacked_actor", (eventData) => this.spawnEntity(eventData))
 9 |     this.listenForEvent("minecraft:entity_death", (eventData) => this.onEntityDeath(eventData))
10 | }
11 | 
12 | // per-tick updates
13 | serverSystem.update = function() {
14 |     // Any logic that needs to happen every tick on the server.
15 | }
16 | 
17 | serverSystem.onEntityDeath = function(eventData){
18 |     let entity = eventData.entity
19 |     if(id == entity.id){
20 |         this.broadcastEvent(displaychat, "§6You have slain your custom entity. A new one may spawn!")
21 |         customZombie = null
22 |         id = null
23 |     }
24 | 
25 | }
26 | 
27 | serverSystem.spawnEntity = function(eventData){
28 |     if(customZombie == null){
29 |         customZombie = this.createEntity("entity", "minecraft:zombie")
30 |         id = customZombie.id
31 |         let zombieName = this.createComponent(customZombie, "minecraft:nameable")
32 |         zombieName.alwaysShow = true
33 |         zombieName.name = "§cScary Zombie"
34 |         this.applyComponentChanges(customZombie, zombieName)
35 |         this.broadcastEvent(displaychat, `§aA custom zombie has spawned with id: §2${customZombie.id}`)
36 |     }
37 | }
38 | 
39 | 


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/README.md:
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1 | # Minecraft-BedRock-Scripting-Tutorial
2 | The Minecraft Script Engine uses the JavaScript language.
3 | You can write JavaScript scripts and bundle them with Behavior Packs to listen and respond to game events, get and modify data in components that entities have, and affect different parts of the game.
4 | 


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