add FCE examples

call_parameters/.gitignore

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+.DS_Store
+.repl_history
+/target
+**/**.bak
+**/**.bk
+/artifacts
+keypair.json

call_parameters/Cargo.toml

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+[package]
+name = "call_parameters"
+version = "0.1.0"
+authors = ["Fluence Labs"]
+edition = "2018"
+publish = false
+
+[[bin]]
+name = "call_parameters"
+path = "src/main.rs"
+
+[dependencies]
+fluence = "=0.3.2"

call_parameters/Config.toml

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+modules_dir = "artifacts/"
+
+[[module]]
+    name = "call_parameters"
+    mem_pages_count = 1
+    logger_enabled = false

call_parameters/build.sh

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+#!/bin/sh
+
+cargo update
+fce build --release
+
+rm -f artifacts/*
+cp ../../target/wasm32-wasi/release/call_parameters.wasm artifacts/

call_parameters/src/main.rs

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+/*
+ * Copyright 2020 Fluence Labs Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#[cfg(target_arch = "wasm32")]
+use fluence::fce;
+
+pub fn main() {}
+
+#[fce]
+#[cfg(target_arch = "wasm32")]
+pub fn call_parameters() -> String {
+    let cp = fluence::get_call_parameters();
+    format!(
+        "{}\n{}\n{}\n{}\n{}\n{:?}",
+        cp.init_peer_id,
+        cp.service_id,
+        cp.service_creator_peer_id,
+        cp.host_id,
+        cp.particle_id,
+        cp.tetraplets
+    )
+}