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Diffstat (limited to 'src/model.rs')
-rw-r--r-- | src/model.rs | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/src/model.rs b/src/model.rs deleted file mode 100644 index 85fcf22..0000000 --- a/src/model.rs +++ /dev/null @@ -1,146 +0,0 @@ -//! The "model" module implements the Database-layer of the application - -use std::io::Cursor; -use std::ops::Deref; -use std::result::Result as RResult; -use std::sync::Arc; - -use anyhow::Error; -use chrono::NaiveDateTime; -use failure::Fail; -use futures::future::Future; -use futures::future::FutureExt; -use futures::stream::Stream; -use futures::stream::StreamExt; -use futures::stream::TryStreamExt; -use ipfs_api::IpfsClient; -use ipfs_api::TryFromUri; -use serde::Serialize; -use serde::de::DeserializeOwned; -use serde_json::from_str as serde_json_from_str; -use serde_json::to_string as serde_json_to_str; - -use crate::types::block::Block; -use crate::types::content::Content; -use crate::types::payload::Payload; -use crate::types::util::IPFSHash; -use crate::types::util::IPNSHash; - -#[derive(Clone)] -pub struct Model(IpfsClient); - -impl std::fmt::Debug for Model{ - fn fmt(&self, f: &mut std::fmt::Formatter) -> RResult<(), std::fmt::Error> { - write!(f, "Model") - } -} - -impl Model { - pub fn new(host: &str, port: u16) -> Result<Model, Error> { - debug!("Creating new Model object: {}:{}", host, port); - IpfsClient::from_str(&format!("{}:{}", host, port)) - .map(Model) - .map_err(|e| Error::from(e.compat())) - } - - - // - // - // Low-level interface to the ipfs-api - // - // - - pub(crate) async fn get_raw_bytes<H: AsRef<IPFSHash>>(&self, hash: H) -> Result<Vec<u8>, Error> { - debug!("Get: {}", hash.as_ref()); - self.0 - .cat(hash.as_ref()) - .map_ok(|b| b.to_vec()) - .try_concat() - .map(|r| r.map_err(|e| anyhow!("UNIMPLEMENTED!()"))) - .await - } - - pub(crate) async fn put_raw_bytes(&self, data: Vec<u8>) -> Result<IPFSHash, Error> { - debug!("Put: {:?}", data); - self.0 - .add(Cursor::new(data)) - .await - .map(|res| IPFSHash::from(res.hash)) - .map_err(|e| anyhow!("UNIMPLEMENTED!()")) - } - - pub(crate) async fn publish(&self, key: &str, hash: &str) -> Result<IPNSHash, Error> { - debug!("Publish: {:?} -> {:?}", key, hash); - self.0 - .name_publish(hash, false, None, None, Some(key)) - .await - .map(|res| IPNSHash::from(res.value)) - .map_err(|e| anyhow!("UNIMPLEMENTED!()")) - } - - pub(crate) async fn resolve(&self, ipns: IPNSHash) -> Result<IPFSHash, Error> { - self.0 - .name_resolve(Some(&ipns), true, false) - .await - .map(|res| IPFSHash::from(res.path)) - .map_err(|e| anyhow!("UNIMPLEMENTED!()")) - } - - // - // - // Generic typed interface - // - // - - pub(crate) async fn get_typed<H, D>(&self, hash: H) -> Result<D, Error> - where H: AsRef<IPFSHash>, - D: DeserializeOwned - { - self.get_raw_bytes(hash) - .await - .and_then(|data| { - debug!("Got data, building object: {:?}", data); - - serde_json::from_slice(&data).map_err(|e| Error::from(e.compat())) - }) - } - - pub(crate) async fn put_typed<S, Ser>(&self, data: &S) -> Result<IPFSHash, Error> - where S: AsRef<Ser>, - Ser: Serialize - { - let data = serde_json_to_str(data.as_ref())?; - self.put_raw_bytes(data.into_bytes()).await - } - - // - // - // Typed interface - // - // - - pub async fn get_block<H>(&self, hash: H) -> Result<Block, Error> - where H: AsRef<IPFSHash> - { - self.get_typed(hash).await - } - - pub async fn put_block<B>(&self, b: B) -> Result<IPFSHash, Error> - where B: AsRef<Block> - { - self.put_typed(b.as_ref()).await - } - - pub async fn get_content<H>(&self, hash: H) -> Result<Content, Error> - where H: AsRef<IPFSHash> - { - self.get_typed(hash).await - } - - pub async fn put_content<C>(&self, c: C) -> Result<IPFSHash, Error> - where C: AsRef<Content> - { - self.put_typed(c.as_ref()).await - } - -} |