### Install Trawl Systemd Services

Source: https://github.com/regolith-linux/trawl/blob/master/README.md

Install Trawl by running 'make install' after cloning the repository. Enable and start the trawld service.

```bash
git clone https://github.com/regolith-linux/trawl.git
cd trawl
# enable the "install" target in the Makefile
make install
systemctl daemon-reload
systemctl enable --now trawld
```

--------------------------------

### Trawl Resource File Format Example

Source: https://github.com/regolith-linux/trawl/blob/master/README.md

Illustrates the key-value pair format, special characters in keys, and handling of multiple colons in a line.

```plaintext
key1: value1
key2: value2
```

```plaintext
sway-wm.screen_timeout: 100
```

```plaintext
swaywm.workspace.1.name: 1: Shell
```

--------------------------------

### Get Resource Value with trawldb

Source: https://github.com/regolith-linux/trawl/blob/master/README.md

Retrieves the value for a specific resource using 'trawldb --get'.

```bash
# get the value for the resouource whose name is 'key1'
trawldb --get key1
```

--------------------------------

### Load Configuration File with trawldb

Source: https://github.com/regolith-linux/trawl/blob/master/README.md

Loads a configuration file using 'trawldb --load'. Use '--nocpp' to skip preprocessing.

```bash
# load a file (doesn't overwrite existing resources)
trawldb --load example/resources
# load a file without preprocessing
resrdb --load example/resources --nocpp
```

--------------------------------

### Build Trawl Binaries

Source: https://github.com/regolith-linux/trawl/blob/master/README.md

Clone the repository and run 'make' to build the Trawl binaries. Use 'cargo build --release' for release mode.

```bash
git clone https://github.com/regolith-linux/trawl.git
cd trawl
make
```

--------------------------------

### Trawl Resource File Preprocessor Directives

Source: https://github.com/regolith-linux/trawl/blob/master/README.md

Shows how to use '#include', '#define', '#ifdef', and '#ifndef' for conditional compilation and macro definitions.

```c
#include <config.d/swayidle>
```

```c
#define USERNAME "John Doe"
```

```c
#ifdef USERNAME
swaylock.greeter.user USERNAME // USERNAME is replaced with John Doe
#endif
```

--------------------------------

### Query Resources with trawldb

Source: https://github.com/regolith-linux/trawl/blob/master/README.md

Queries all resources or a specific resource using 'trawldb --query'. Partial matches are also displayed.

```bash
# query all resources
trawldb --query
# query a specific resource (partial matches are also shown)
trawldb --query key1
```

--------------------------------

### Edit and Save Resources with trawldb

Source: https://github.com/regolith-linux/trawl/blob/master/README.md

Edits resources using 'trawldb --edit'. Existing files are backed up with a '.bak' extension by default. A custom backup suffix can be specified.

```bash
# if file exists it is backed up to a file with the same name but with a .bak extension
trawldb --edit all_resources
# specify suffix for -edit [.bak]
trawldb --edit all_resources --backup .old
```

--------------------------------

### Merge Configuration File with trawldb

Source: https://github.com/regolith-linux/trawl/blob/master/README.md

Merges resources from a file using 'trawldb --merge', overriding existing ones. Use '--nocpp' to skip preprocessing.

```bash
# merge resource from a file (overrides existing resources)
trawldb --merge example/resources
# merge resource from a file without preprocessing
trawldb --merge example/resources --nocpp
```

--------------------------------

### Add Trawl Rust Crate Dependency

Source: https://github.com/regolith-linux/trawl/blob/master/README.md

Include the `trawldb` crate in your `Cargo.toml` file to use the Rust client library. Specify the correct path to the crate.

```toml
[dependencies]
trawldb = { path = "/path/to/trawldb" }
```

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