mmex_lib 0.1.0-beta.2

Library for interacting with Money Manager EX data and logic
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87

pub use crate::domain::types::{AssetId, CurrencyId, MmexDate, Money};
use crate::MmexError;
use serde::{Deserialize, Serialize};
use thiserror::Error;

#[derive(uniffi::Error, Error, Debug)]
pub enum AssetError {
    #[error("Asset common error: {0}")]
    Common(#[from] MmexError),

    #[error("Asset not found: {0}")]
    NotFound(AssetId),
}

#[derive(uniffi::Enum, Debug, Clone, Serialize, Deserialize, PartialEq, Eq)]
pub enum AssetStatus {
    Open,
    Closed,
    Unknown(String),
}

impl From<String> for AssetStatus {
    fn from(s: String) -> Self {
        match s.as_str() {
            "Open" => Self::Open,
            "Closed" => Self::Closed,
            _ => Self::Unknown(s),
        }
    }
}

impl ToString for AssetStatus {
    fn to_string(&self) -> String {
        match self {
            Self::Open => "Open".to_string(),
            Self::Closed => "Closed".to_string(),
            Self::Unknown(s) => s.clone(),
        }
    }
}

#[derive(uniffi::Record, Debug, Clone, Serialize, Deserialize)]
pub struct Asset {
    pub id: AssetId,
    pub name: String,
    pub start_date: MmexDate,
    pub status: AssetStatus,
    pub currency_id: Option<CurrencyId>,
    pub value_change_mode: Option<String>, // Percentage, Linear
    pub value: Money,
    pub value_change: Option<String>, // None, Appreciates, Depreciates
    pub notes: Option<String>,
    pub value_change_rate: f64,
    pub asset_type: Option<String>, // Property, Automobile, etc.
}

#[derive(uniffi::Record, Debug, Clone, Default)]
pub struct AssetUpdate {
    pub name: Option<String>,
    pub start_date: Option<MmexDate>,
    pub status: Option<AssetStatus>,
    pub currency_id: Option<CurrencyId>,
    pub value_change_mode: Option<String>,
    pub value: Option<Money>,
    pub value_change: Option<String>,
    pub notes: Option<String>,
    pub value_change_rate: Option<f64>,
    pub asset_type: Option<String>,
}

pub trait AssetRepository {
    fn find_all(&self) -> Result<Vec<Asset>, AssetError>;
    fn find_by_id(&self, id: AssetId) -> Result<Option<Asset>, AssetError>;
    fn insert(&self, asset: &Asset) -> Result<Asset, AssetError>;
    fn update(&self, asset: &Asset) -> Result<(), AssetError>;
    fn update_partial(&self, id: AssetId, update: AssetUpdate) -> Result<(), AssetError>;
    fn delete(&self, id: AssetId) -> Result<(), AssetError>;
}

impl From<AssetError> for MmexError {
    fn from(e: AssetError) -> Self {
        match e {
            AssetError::Common(c) => c,
            _ => MmexError::Internal(e.to_string()),
        }
    }
}